Threadripper
AMD's high-end desktop multi-core CPU brand based on Zen microarchitecture.
AMD's Threadripper, also called Ryzen Threadripper, is a line of high-end desktop (HEDT) multi-core x86-64 microprocessors built on the Zen microarchitecture. The brand includes two product families: Threadripper and Threadripper PRO.
The idea for Threadripper didn't come from a formal business plan or roadmap. A small team within AMD saw a chance to make AMD the leader in desktop CPU performance. They worked on it in their spare time, and after showing progress, the project was officially approved and added to the company's roadmap in 2016.
Threadripper chips feature higher core counts, greater power demands, support for faster memory, and more expansion options. They use larger sockets—TR4, sTRX4, sWRX8, and sTR5—which provide extra memory channels and PCI Express lanes. Compared to non-HEDT CPUs, Threadripper offers: up to 96 cores, higher power consumption, additional memory channels, increased RAM capacity, and more PCIe lanes.
The Threadripper PRO lineup started with the 3000 series, designed for workstations. It adds support for up to 2 TB of RAM (versus 1 TB) and eight memory channels (versus four) compared to standard Threadripper, targeting the workstation market.
Desktop Threadripper processor families include: Whitehaven (1000 series, Zen), Colfax (2000 series, Zen+), Castle Peak (3000 series, Zen 2), Chagall (5000 series, Zen 3), Storm Peak (7000 series, Zen 4), and Shimada Peak (9000 series, Zen 5).
Quick Facts
- Produced-Start
- 2017-08-10
- Slowest
- 4.2
- Fastest
- 5.4
- Fast-Unit
- GHz
- Soldby
- AMD
- Arch
- Main processor: / x86-64 / Platform Security Processor: / ARM Cortex-A5
- Microarch
- Zen microarchitecture: · Zen · Zen+ · Zen 2 · Zen 3 · Zen 4 · Zen 5
- Extensions
- MMX(+), SSE1, SSE2, SSE3, SSSE3, SSE4a, SSE4.1, SSE4.2, AVX, AVX2, AVX-512 with Zen 4, FMA3, CVT16/F16C, ABM, BMI1, BMI2 / AES, CLMUL, RDRAND, SHA, SME / AMD-V, AMD-Vi
- Numcores
- Threadripper 8–64 cores / Threadripper Pro: 12–96 cores
Facts from the source article.
Lore & Background
Threadripper was not developed as part of a business plan or a specific roadmap. Instead, a small team inside AMD saw an opportunity to give AMD the lead in desktop CPU performance. After some progress was made in their spare time, the project was greenlit and put in an official roadmap by 2016.
Threadripper chips have higher core counts, increased power requirements, support faster memory, and more expansion opportunities. These chips use larger sockets such as TR4, sTRX4, sWRX8, and sTR5 which support additional memory channels and PCI Express lanes. When compared to non-HEDT CPUs, they offer higher core count (up to 96 cores), higher power consumption, additional memory channels, increased RAM capacity, and more PCIe lanes.
The Threadripper PRO line-up debuted with the 3000 series for workstations and adds support for increased RAM capacity (2 TB vs. 1 TB) and memory channels (eight channels vs. four channels) when compared to regular Threadripper. It is targeted at the workstation market.
Reader's Guide
Threadripper's significance lies in its role as AMD's high-end desktop platform, offering core counts and memory bandwidth far beyond standard desktop processors. The brand emerged from a small internal team's initiative rather than a formal business plan, reflecting an opportunistic engineering-driven approach. Its two line-ups—Threadripper and Threadripper PRO—serve distinct markets: the former for enthusiast desktops, the latter for workstations with higher RAM capacity and more memory channels. The chips use specialized sockets (TR4, sTRX4, sWRX8, sTR5) that enable additional memory channels and PCI Express lanes, distinguishing them from non-HEDT CPUs. The Threadripper PRO line, introduced with the 3000 series, specifically targets workstation users by doubling memory channels to eight and supporting up to 2 TB of RAM. Over successive generations based on Zen microarchitecture (Whitehaven, Colfax, Castle Peak, Chagall, Storm Peak, Shimada Peak), Threadripper has maintained a focus on high core counts and expansion capabilities, positioning it as a key product for compute-intensive desktop workloads.
Did You Know?
- Threadripper was not developed as part of a business plan or specific roadmap; a small team inside AMD started it in their spare time.
- Threadripper PRO debuted with the 3000 series and supports up to 2 TB of RAM and eight memory channels.
- The Threadripper brand includes two line-ups: Threadripper and Threadripper PRO.
More in Intel and AMD Microprocessors, Part 3 1-24
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