Introducing: Raspberry Pi 5! – Raspberry Pi
At the moment, we’re delighted to announce the launch of Raspberry Pi 5, coming on the finish of October. Priced at $60 for the 4GB variant, and $80 for its 8GB sibling (plus your native taxes), just about each facet of the platform has been upgraded, delivering a no-compromises person expertise. Raspberry Pi 5 comes with new options, it’s over twice as quick as its predecessor, and it’s the primary Raspberry Pi laptop to function silicon designed in‑home right here in Cambridge, UK.
Key options embody:
- 2.4GHz quad-core 64-bit Arm Cortex-A76 CPU
- VideoCore VII GPU, supporting OpenGL ES 3.1, Vulkan 1.2
- Twin 4Kp60 HDMI® show output
- 4Kp60 HEVC decoder
- Twin-band 802.11ac Wi-Fi®
- Bluetooth 5.0 / Bluetooth Low Vitality (BLE)
- Excessive-speed microSD card interface with SDR104 mode assist
- 2 × USB 3.0 ports, supporting simultaneous 5Gbps operation
- 2 × USB 2.0 ports
- Gigabit Ethernet, with PoE+ assist (requires separate PoE+ HAT, coming quickly)
- 2 × 4-lane MIPI digital camera/show transceivers
- PCIe 2.0 x1 interface for quick peripherals
- Raspberry Pi customary 40-pin GPIO header
- Actual-time clock
- Energy button
In a break from latest custom, we’re saying Raspberry Pi 5 earlier than the product arrives on cabinets. Models can be found to pre-order in the present day from a lot of our Authorised Reseller companions, and we count on the primary items to ship by the top of October.
We’re extremely grateful to the neighborhood of makers and hackers who make Raspberry Pi what it’s; you’ve been terribly affected person all through the availability chain points which have made our work so difficult during the last couple of years. We’d prefer to thanks: we’re going to ringfence all the Raspberry Pi 5s we promote till at the very least the top of the yr for single-unit gross sales to people, so that you get the primary chew of the cherry.
We’re additionally giving each print subscriber to The MagPi and HackSpace magazines a single-use code, giving them precedence entry to Raspberry Pi 5 {hardware}. Click on these hyperlinks to be taught extra about our Precedence Boarding programme — and when you subscribe in the present day, you will get your palms on a Precedence Boarding cross too.
Between now and the top of October, we’ll be operating a collection of normal articles and movies, specializing in completely different elements of the platform. Preserve checking in here.
Slightly historical past
Approach again in June 2019, we launched Raspberry Pi 4, the primary true PC-class Raspberry Pi laptop. With a quad-core Arm Cortex-A72 processor clocked at 1.5GHz, it was roughly forty occasions quicker than the unique Raspberry Pi mannequin from 2012. In some ways the timing was excellent: in March the next yr, colleges closed, and hundreds of thousands of schoolchildren around the globe had been despatched to check from residence. Tens of hundreds of them had been in a position to depend on a Raspberry Pi 4 as their main PC.
Within the 4 years since then, Raspberry Pi 4, and its derivatives Raspberry Pi 400 and Compute Module 4, have turn into agency favourites of lovers, educators, {and professional} design engineers worldwide. Fashionable Raspberry Pi 4 computer systems run 20% quicker than the launch variant, with a core clock pace of 1.8GHz. And, regardless of the properly publicised challenges which have affected the electronics provide chain during the last two years, we’ve made and bought over 14 million items of Raspberry Pi 4 in that point.
However time doesn’t stand nonetheless, and neither does our neighborhood’s urge for food for efficiency. And since 2016 — the period of Raspberry Pi 3 — we’ve been quietly engaged on a way more radical overhaul of the Raspberry Pi platform. At the moment, that effort bears fruit, with the launch of Raspberry Pi 5: in comparison with Raspberry Pi 4, we’ve between two and thrice the CPU and GPU efficiency; roughly twice the reminiscence and I/O bandwidth; and for the primary time we’ve Raspberry Pi silicon on a flagship Raspberry Pi system.
New platform, new chipset
Three new chips, every designed particularly for the Raspberry Pi 5 program, come collectively to ship a step change in efficiency.
BCM2712
BCM2712 is a brand new 16-nanometer utility processor (AP) from Broadcom, derived from the 28-nanometer BCM2711 AP which powers Raspberry Pi 4, with quite a few architectural enhancements. At its coronary heart is a quad-core 64-bit Arm Cortex-A76 processor, clocked at 2.4GHz, with 512KB per-core L2 caches, and a 2MB shared L3 cache. Cortex-A76 is three microarchitectural generations past Cortex-A72, and provides each extra directions per clock (IPC) and decrease power per instruction. The mix of a more moderen core, the next clock pace, and a smaller course of geometry yields a a lot quicker Raspberry Pi, and one which consumes a lot much less energy for a given workload.
Our newer, quicker CPU is complemented by a more moderen, quicker GPU: Broadcom’s VideoCore VII, developed right here in Cambridge, with totally open supply Mesa drivers from our pals at Igalia. An up to date VideoCore {hardware} video scaler (HVS) is able to driving two simultaneous 4Kp60 HDMI shows, up from single 4Kp60 or twin 4Kp30 on Raspberry Pi 4. A 4Kp60 HEVC decoder and a brand new Picture Sensor Pipeline (ISP), each developed at Raspberry Pi, spherical out the multimedia subsystem. To maintain the system provided with reminiscence bandwidth, we’ve a 32-bit LPDDR4X SDRAM subsystem, operating at 4267MT/s, up from an efficient 2000MT/s on Raspberry Pi 4.
RP1
Earlier Raspberry Pi generations had been constructed on a monolithic AP structure: whereas some peripheral features had been offered by an exterior system (the Through Labs VL805 USB controller and hub on Raspberry Pi 4, and the Microchip LAN951x and LAN7515 USB hub and Ethernet controller chips on earlier merchandise), considerably all the I/O features had been built-in into the AP itself. Pretty early within the historical past of Raspberry Pi, we realised that as we migrated the AP to progressively newer course of nodes, this strategy would ultimately turn into each technically and economically unsustainable.
Raspberry Pi 5, in distinction, is constructed on a disaggregated chiplet structure. Right here, solely the foremost quick digital features, the SD card interface (for board structure causes), and the very quickest interfaces (SDRAM, HDMI, and PCI Categorical) are offered by the AP. All different I/O features are offloaded to a separate I/O controller, carried out on an older, cheaper course of node, and related to the AP by way of PCI Categorical.
RP1 is our I/O controller for Raspberry Pi 5, designed by the identical staff at Raspberry Pi that delivered the RP2040 microcontroller, and carried out, like RP2040, on TSMC’s mature 40LP course of. It supplies two USB 3.0 and two USB 2.0 interfaces; a Gigabit Ethernet controller; two four-lane MIPI transceivers for digital camera and show; analogue video output; 3.3V general-purpose I/O (GPIO); and the same old assortment of GPIO-multiplexed low-speed interfaces (UART, SPI, I2C, I2S, and PWM). A four-lane PCI Categorical 2.0 interface supplies a 16Gb/s hyperlink again to BCM2712.
Underneath growth since 2016, RP1 is by a great margin the longest-running, most advanced, and (at $15 million) costliest program we’ve ever undertaken right here at Raspberry Pi. It has undergone substantial evolution over time, as our projected necessities have modified: the C0 step used on Raspberry Pi 5 is the third main revision of the silicon. And whereas its interfaces differ in high-quality element from these of BCM2711, they’ve been designed to be very related from a purposeful perspective, guaranteeing a excessive diploma of compatibility with earlier Raspberry Pi units.
DA9091
BCM2712 and RP1 are supported by the third new part of the chipset, the Renesas DA9091 “Gilmour” power-management IC (PMIC). This integrates eight separate switch-mode energy provides to generate the assorted voltages required by the board, together with a quad-phase core provide, able to offering 20 amps of present to energy the Cortex-A76 cores and different digital logic in BCM2712.
Like BCM2712, DA9091 is the product of a multi-year co-development effort. Working intently with the Renesas staff in Edinburgh allowed us to provide a PMIC which is exactly tuned for our wants. And we had been in a position to squeeze in two continuously requested options: a real-time clock (RTC), which could be powered by an exterior supercapacitor or a chargeable lithium-manganese cell; and a PC-style energy button, supporting arduous and delicate power-off and power-on occasions.
Two different parts of the chipset have been retained from Raspberry Pi 4. The Infineon CYW43455 combo chip supplies dual-band 802.11ac Wi-Fi and Bluetooth 5.0 with Bluetooth Low-Vitality (BLE); whereas the chip itself is unchanged, it is supplied with a devoted switched energy provide rail for decrease energy consumption, and is related to BCM2712 by an upgraded SDIO interface which helps DDR50 mode for greater potential throughput. As earlier than, Ethernet connectivity is offered by a Broadcom BCM54213 Gigabit Ethernet PHY; this now sits at a jaunty 45-degree angle, a primary for Raspberry Pi, and a supply of tolerating disappointment for orthogonal-layout fanatic and CTO (Software program) Gordon Hollingworth.
Type-factor evolution
On the surface, Raspberry Pi 5 intently resembles its predecessors. However, whereas retaining the general credit-card-sized footprint, we’ve taken the chance to replace some parts of the design, to align with the capabilities of the brand new chipset.
We’ve eliminated the four-pole composite video and analogue audio jack from the board. Composite video, now generated by RP1, continues to be out there from a pair of 0.1”-spaced pads on the underside fringe of the board.
We now sport a pair of FPC connectors, within the area previously occupied by the four-pole jack and digital camera connector. These are four-lane MIPI interfaces, utilizing the identical higher-density pinout discovered on varied generations of Compute Module I/O board; and they’re bi-directional (transceiver) interfaces, that means that every one can join both to a CSI-2 digital camera or to a DSI show. The area on the left of the board previously occupied by the show connector now comprises a smaller FPC connector which supplies a single lane of PCI Categorical 2.0 connectivity for high-speed peripherals.
The Gigabit Ethernet jack has returned to its traditional place within the backside proper nook of the board, after a short sojourn within the high proper on Raspberry Pi 4. And it’s introduced with it the four-pin PoE connector, simplifying the board structure at the price of a compatibility break with our current PoE and PoE+ HATs.
Lastly, we’ve grown a pair of mounting holes for a heatsink, in addition to JST connectors for the RTC battery (two pins), Arm debug and UART (three pins), and fan with PWM management and tacho suggestions (4 pins).
Designed in Cambridge, manufactured in Wales
Like all flagship Raspberry Pi merchandise, Raspberry Pi 5 is constructed on the Sony UK Expertise Centre in Pencoed, South Wales. We now have been working with Sony for the reason that launch of the primary Raspberry Pi laptop in 2012, and we’re agency believers in the advantages of producing our merchandise inside just a few hours’ drive of our engineering design centre in Cambridge: a decade of frequent interplay with the Sony staff has helped us perceive how you can design merchandise that may be constructed reliably, cheaply, and at huge scale.
Raspberry Pi 5 marks the introduction of quite a lot of manufacturing improvements. One in all these is intrusive reflow for connectors, which improves the mechanical high quality of the product, will increase throughput, and eliminates the expensive and energy-intensive selective- or wave-solder course of from the manufacturing move. Others embody totally routed panel singulation for cleaner board edges, and a brand new strategy to manufacturing check impressed by our experiences testing our RP2040 microcontroller at scale.
Equipment, equipment, equipment
Each new flagship Raspberry Pi product is accompanied by new equipment, and Raspberry Pi 5 is not any exception. Structure adjustments, new interfaces, and far greater peak efficiency (and a smaller enhance in peak energy consumption) have led us to revamp some current equipment, and to develop some solely new ones.
Case
The up to date case for Raspberry Pi 5, priced at $10, builds on the aesthetic of its Raspberry Pi 4 predecessor, however provides a number of recent usability and thermal-management options.
An built-in 2.79 (max) CFM fan, with fluid dynamic bearings chosen for low noise and an prolonged working lifetime, connects to the four-pin JST connector on Raspberry Pi 5 to supply temperature‑managed cooling. Air is drawn in via a 360‑diploma slot beneath the lid, blown over a heatsink hooked up to the BCM2712 AP, and exhausted via connector apertures and vents within the base.
We’ve lengthened the case, and tweaked the retention options, to make it attainable to insert the Raspberry Pi 5 board with out eradicating the SD card. And by eradicating the highest of the case, it’s now attainable to stack a number of instances, in addition to to mount HATs on high of the fan, utilizing spacers and GPIO header extensions.
Like all our plastic merchandise, the brand new case is manufactured by our pals at T-Zero, within the West Midlands, UK.
Energetic Cooler
Raspberry Pi 5 has been designed to deal with typical shopper workloads, uncased, with no lively cooling. Customers who want to use the board uncased beneath steady heavy load, with out throttling, have the choice of including a $5 Energetic Cooler. This attaches to the board by way of two new mounting holes, and connects to the identical four-pin JST connector because the case fan.
A radial blower, once more chosen for low noise and prolonged working lifetime, pushes air via an extruded and milled aluminium heatsink. Each the case and the Energetic Cooler are in a position to hold Raspberry Pi 5 properly under the thermal throttle level for typical ambient temperatures and worst-case hundreds. The cooling efficiency of the Energetic Cooler is considerably superior, making it significantly appropriate for overclockers.
27W USB-C Energy Provide
Raspberry Pi 5 consumes considerably much less energy, and runs considerably cooler, than Raspberry Pi 4 when operating an an identical workload. Nevertheless, the a lot greater efficiency ceiling implies that for probably the most intensive workloads, and particularly for pathological “energy virus” workloads, peak energy consumption will increase to round 12W, versus 8W for Raspberry Pi 4.
When utilizing an ordinary 5V, 3A (15W) USB-C energy adapter with Raspberry Pi 5, by default we should restrict downstream USB present to 600mA to make sure that we’ve enough margin to assist these workloads. That is decrease than the 1.2A restrict on Raspberry Pi 4, although usually nonetheless enough to drive mice, keyboards, and different low‑energy peripherals.
For customers who want to drive high-power peripherals like arduous drives and SSDs whereas retaining margin for peak workloads, we’re providing a $12 USB-C energy adapter which helps a 5V, 5A (25W) working mode. If the Raspberry Pi 5 firmware detects this provide, it will increase the USB present restrict to 1.6A, offering 5W of additional energy for downstream USB units and 5W of additional on-board energy finances: a boon for these of you who wish to experiment with overclocking your Raspberry Pi 5.
It must be famous that customers have the choice to override the present restrict, specifying the upper worth even when utilizing a 3A adapter. In our testing, we’ve discovered that on this mode Raspberry Pi 5 features completely properly with typical configurations of higher-power USB units, and all however probably the most pathological workloads.
Digicam and show cables
The brand new, higher-density pinout of the MIPI connectors implies that an adapter is required to attach our personal cameras and shows, and third-party merchandise, to Raspberry Pi 5.
To assist current digital camera and show house owners, we’re providing FPC digital camera and show cables, which convert from the higher-density format (now known as “mini”) to the older lower-density format (now known as “customary”). These cables can be found in 200mm, 300mm, and 500mm lengths, priced at $1, $2, and $3 respectively.
Digicam Module 3, the Excessive-High quality Digicam, the International Shutter Digicam, and the Touchscreen Show will all ship with each a standard-to-standard and a 200mm mini-to-standard cable.
PoE+ HAT
From early 2024, we might be providing a brand new PoE+ HAT. This helps the brand new location for the four-pin PoE header, and has an L-shaped type issue which permits it to sit down contained in the Raspberry Pi 5 case with out interfering mechanically or disrupting airflow.
The brand new PoE+ HAT integrates a planar transformer into the PCB structure, and utilises an optimised flyback converter structure to maintain excessive effectivity throughout the entire zero to 25W vary of output powers.
M.2 HATs
Some of the thrilling additions to the Raspberry Pi 5 function set is the single-lane PCI Categorical 2.0 interface. Meant to assist quick peripherals, it’s uncovered on a 16-pin, 0.5mm pitch FPC connector on the left-hand facet of the board.
From early 2024, we might be providing a pair of mechanical adapter boards which convert between this connector and a subset of the M.2 customary, permitting customers to connect NVMe SSDs and different M.2-format equipment. The primary, which conforms to the usual HAT type issue, is meant for mounting bigger units. The second, which shares the L-shaped type issue of the brand new PoE+ HAT, helps mounting 2230- and 2242-format units contained in the Raspberry Pi 5 case.
Raspberry Pi Newbie’s Information, 5th Version
Sporting a brand-new feel and look, and priced at RRP £19.99 ($24.99), this re-creation of our bestselling Raspberry Pi Newbie’s Information is the definitive guide for Raspberry Pi computer systems and equipment. It has been comprehensively up to date to cowl Raspberry Pi 5, and the upcoming launch of Raspberry Pi OS primarily based on Debian Bookworm.
RTC battery
Final, however very a lot not least, we’ve sourced a Panasonic lithium manganese rechargeable coin cell, with a pre-fitted two-pin JST plug and an adhesive mounting pad. That is priced at $5, and is appropriate for powering the Raspberry Pi 5 real-time clock (RTC) when the primary energy provide is disconnected.
A more recent, higher Raspberry Pi OS
In parallel with the ultimate levels of the Raspberry Pi 5 programme, our software program staff has been busy growing a brand new model of Raspberry Pi OS, the official first-party working system for Raspberry Pi units. That is primarily based on the latest launch of Debian (and its by-product Raspbian), codenamed “Bookworm”, and incorporates quite a few enhancements, notably the transition from X11 to the Wayfire Wayland compositor on Raspberry Pi 4 and 5.
Raspberry Pi OS will launch in mid-October, and would be the sole supported first-party working system for Raspberry Pi 5. Preserve checking again right here: we’ll be telling you some extra in regards to the new OS, and also you’ll be capable to obtain it shortly earlier than Raspberry Pi 5 arrives on the cabinets in late October.
Credit
Bringing Raspberry Pi 5 to life has been a seven-year, $25 million endeavour, involving tens of organisations and tons of of people. A non-exhaustive checklist of those that have contributed to Raspberry Pi 5, and its constituent silicon applications, could be discovered under — simply click on to increase it.
A credit checklist for Raspberry Pi 5
We’d prefer to thank all people who has contributed to Raspberry Pi 5. It’s been an infinite, prolonged undertaking, and also you’ve been a beautiful staff to work with. Inevitably, when constructing an inventory this lengthy, we by chance omit folks: when you’ve been missed off the checklist, please electronic mail us. You already know the place to seek out us!
James Adams, Cyrus Afghahi, Snehil Agrawal, Sam Alder, Alasdair Allan, Kevin Allen, Kiarash Amiri, James Anderson, Andrew Anderson, Neil Bailey, Tarek Bairakdar, Scott Baker, Isuvetha Balendra, Giles Ballard, Kris Baxter, Jeff Seaside, David Bell, Jonathan Bell, Oguz Benderli, Benjamin Benson, Paul Bentley, Rick Berard, Doug Berger, Suneel Bharadwaj, Sandeep Bhatia, Shawn Bhatiani, Geoff Blackman, Ed Bleich, Alina Borlan, Chris Boross, Wayne Bortman, Richard Boult, James Boyce, Jamie Brogan-Shaw, Robert Brownhill, Mike Buffham, Efim Bukovsky, Andre Burani, Andrew Burge, Simon Burgess, Kevin Campbell, Thierry Canaud, Amy Carter, Jose María Casanova, Jen-Ming Chai, Swetha Challawar, Louis Chan, Shu Chan, Keyu Chang, Nick Chase, Melvin Cheah, Sherman Chen, Wei Chen, Bonnie Chen, Kuanghui Cheng, Chun Fai Cheung, Toon Tun Chiam, Mark Childs, Jae Cho, Chye Yaw Chong, Kevin Choung, Anne-Marie Christie, David Christie, Scott Clark, Dominic Cobley, Nate Contino, Ben Cook dinner, Stephen Cook dinner, Sheena Coote, John Cowan-Hughes, John Cox, Richard Croad, Darryl Cross, Tom Davies, Shijun Deng, Todd DeRego, Nicola Early, Philip Elwell, Dave Emett, Dan English, Mark Evens, Benjamin Everard, Andras Ferencz, Nick Francis, Liam Fraser, Alexander Fuessel, Nachiket Galgali, Eric Gastelum, Jan Gatermann, Monica Gemeneanu, Valeria Germini, Deven Ghelani, Sharna Ghosh, Ben Giese, Doug Giles, Tracey Glover, Andrew Goros, Timothy Gover, Ron Inexperienced, Peter Inexperienced, Simon Greening, Andrew Gregory, Glen Grover, Charlotte Hallworth, Paul Hammond, Lauren Hancock, Peter Harper, Lisa Harris, Lucy Hattersley, Xiaocheng He, Amanda Henderson, David Henly, Jason Herrick, Leon Hesch, Darren Hill, Nicholas Hollinghurst, Gordon Hollingworth, Andrew Holme, Michael Howells, Andrew Hsu, Wanchen Hsu, Chi-Yuan Hsu, Mingyuan Huang, Tim Hughes, James Hughes, Andy Hulbert, Rami Husni, James Hutchinson, Lee Huynh, Lee Huynh, Steven Hwang, Leane Ickes, Paul Ittoopunny, Bruno Izern, Chris Jacobs, Olivier Jacquemart, Anurag Jain, Geraint James, Sri Jandhyala, Chris Jaszczur, Dinesh Jayabharathi, Brian Jepson, Dave John, Antonia Johnson, Richard Jones, Lily Jones, Lijo Jose, Tammy Julyan, Nejat Kamaci, Jarkko Karjalainen, Gary Keall, Kevin Kelly, Bruce Kent, Ian Kersley, Gerard Khoo, Megan Kiddy, Chris Kim, Chhavi Kishore, Keith Klingler, Srivarada Kota, Vijay Anantha Krishnan, Y Ravi Chandra Kumar, Eldhose Kurian, Wayne Kusumo, Ramki Lakshman, Koen Lampaert, Anthony Le, Hungchi Lee, Seong Ho Lee, William Lee, Joon Lee, David Lee, Graeme Leese, David Lewsey, Danyu Li, Jay Li, Sherman Li, Dan Li, Tatiane Dias de Lima, Sam Liu, Xiaogang Liu, Simon Lengthy, Patrick Bathroom, Vasco Lopes, Melissa Lovato, Joshua Low, Jeremy Low, Chris Lowder, Yoana Lozano, Janice Lu, Mihai Lupu, Jeff Lussier, Helen Lynn, Jun Ma, Ian Macaulay, Terry Mackown, Christopher Mairs, Oren Mamet, Tim Mamtora, Sorin-Alexandru Mare, Christopher Martin, Simon Martin, Wasim Grasp, Jonathan Matthews, Andrea Mauri, Glen McDonnell, Nellie McKesson, Craig McNaughton, Steven Mcninch, Ingrid Megarademy, James Mills, Vassil Mitov, Danny Miyabe, Ali Syed Mohammed, Shawn Molavi, Mircea Moldovan, Marta Momotko, Daniel Moran, Alan Morgan, Anthony Morton, Paul Mucur, Aram Nahidipour, Eng Yee Ng, Thomas Nguyen, Ut Nguyen, Mirela Nicolescu, Keri Norris, Rhian Norris, Rose Nott, Brian O Halloran, Yong Oh, Kenneth Okolo, Eng Choon Ooi, Emma Ormond, Shujuan Pan, Yuan Pang, Ravi Papineni, Simon Parish, Sara Parodi, Chris Pasqualino, Naushirwan Patuck, Davin Phenix, Rui Pimenta, Alejandro Piñeiro, David Plowman, Dominic Plunkett, Lloyd Porter, Neil Worth, Jim Quinlan, Nutan Raj, Siva Rajagopalan, Karthik Rajendran, Ashwin Rao, Chaitanya Ray, Haifa Redissi, Justin Rees, Ravi Revanakara, Matt Richardson, Dan Riiff, Maxime Ripard, Peter de Rivaz, Steven Roberts, Toby Roberts, Landis Rogers, Paul Rolfe, Marcelo Romero, Sarah Roth, Matt Rowley, Andy Ruan, Benjamin Ryu, Dave Saarinen, Ali Salem, Akshaye Sama, Suzie Sanders, Graham Sanderson, Aniruddha Sane, Subramaniam Sankaralingam, Muthia Muthiah Sarandoss, Santosh Savekar, Andrew Scheller, Serge Schneider, Graham Scott, Gareth Scourfield, Saran Kumar Seethapathi, Vinaya Lakshmi Puthur Sekar, Saumeet Shah, Sharkus, Ammar Sheikh, Shashank Shekhar, Joe Sheppard, Bhaskar Sherigar, Paul Sherry, Guang-Ting Shin, Jawaid Siddiqi, Amit Paul Singh, Hannah Slater, Ross Smith, Paul Smith, Graham Smith, Kieran Snow, Samantha Snyder, Thomas Spurden, Hosahalli Srinivas, Ajay Srivastava, Tim Stenning, Ben Stephens, David Stevenson, Michael Stimson, Chee Siong Su, Austin Su, Juan Suárez, Bhushan Subbarao, Chris Szczuka, Raymond Szkornik, Jeffrey Tang, Salene Tarling, Raju Tatte, Thian Fatt Tay, Fred Taylor, Robert Thomas, Matthew Thomas, Dan Thompsett, Roger Thornton, Darren Tilley, Chris Tomlinson, Anand Tongle, Iago Toral, Duke Tran, Jim Tseng, Steven Tseng, Richard Tuck, Utku Turker, David Turner, Natalie Turner, Agalgave Umesh, Rachit Upreti, Liz Upton, Manoj Vajhallya, Sandeep Venkatadas, Sushil Verghese, William Vinnicombe, Marco Vrouwe, John Wadsworth, Paul Wallace, Yongbing Wan, Irene Wang, Benjamin Waters, Longyin Wei, Melissa Wen, Simon West, Thomas Westcott, Joe Whaley, Ray Whitley, Ashley Whittaker, Oli Wilkin, Charlotte Williams, Jack Willis, Anthony Wong, Luke Wren, David Wright, David Wu, Romona Wu, Sheldon Wu, Xin Xie, Huajun Xiong, Zheng Xu, Jian Xu, Jason Younger, Johnny Yang, Adrian Yu, Chi-Li Yu, Sylvia Yu, Yingdong Yu, Vladimir Zabezhinsky, Angelina Zamora, Kaibin Zhang, Wei Zhang, Jean Zhou, Rob Zwetsloot