Cloudflare Gen 12 Server: Bigger, Better, Cooler in a 2U1N form factor
December 01, 2023 6:45PM
Cloudflare Gen 12 Compute servers are moving to 2U1N form factor to optimize the thermal design to accommodate both high-power CPUs (>350W) and GPUs effectively while maintaining performance and reliability...
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Measuring Hyper-Threading and Turbo Boost
October 05, 2021 1:58PM
Contemporary x86 processors implement some variants of Hyper-Threading and Turbo Boost. We decided to learn about the implications of these two technologies....
The EPYC journey continues to Milan in Cloudflare’s 11th generation Edge Server
August 31, 2021 2:00PM
At Cloudflare we aim to introduce a new server platform to our edge network every 12 to 18 months or so, to ensure that we keep up with the latest industry technologies and developments....
Branch predictor: How many "if"s are too many? Including x86 and M1 benchmarks!
May 06, 2021 2:00PM
Speed & Reliability
Is it ok to have if clauses that will basically never be run? Surely, there must be some performance cost to that......
Why Cloudflare Chose AMD EPYC for Gen X Servers
March 01, 2020 1:00PM
Looking back at this week's posts on the design, specifications, and performance of Cloudflare’s Gen X servers using AMD CPUs. Every server can run every service. This architectural decision has helped us achieve higher efficiency across the Cloudflare network....
February 27, 2020 2:00PM
Gen X Performance Tuning
We have partnered with AMD to get the best performance out of this processor and today, we are highlighting our tuning efforts that led to an additional 6% performance. Thermal design power (TDP) and dynamic power, amongst others, play a critical role when tuning a system....