CPU Showdown

Ryzen 5 PRO 8640UvsRyzen Threadripper 9960X

The Ryzen 5 PRO 8640U is a 6-core processor for thin, power-efficient laptops, while the Ryzen Threadripper 9960X is a 24-core desktop chip built for heavy workstation tasks.

AMD Ryzen 5 PRO 8640U
6C / 12T · 28W
VS
AMD Ryzen Threadripper 9960X
24C / 48T · 350W
AMD

Ryzen 5 PRO 8640U

Hawk Point · 4 nm · 2024

14score
3.4/ 5
0 votes
Cores / Threads
6 / 12
TDP
28W
Boost Clock
4.9 GHz
L3 Cache
16 MB

As an Amazon Associate we may earn from qualifying purchases.

AMD

Ryzen Threadripper 9960X

Shimada Peak · 4 nm · 2025

56score
4.9/ 5
0 votes
Cores / Threads
24 / 48
TDP
350W
Boost Clock
5.3 GHz
L3 Cache
128 MB

As an Amazon Associate we may earn from qualifying purchases.

Aggregate Performance

Overall Performance Score

A unified score from combined synthetic and real-world benchmarks. 100 represents the fastest desktop CPU available.

Ryzen 5 PRO 8640U
14
Ryzen Threadripper 9960XWinner
56
Ryzen Threadripper 9960X leads by 300.0% in aggregate performance.
Where they rank overall
#5Ryzen Threadripper 7970X60
#6Ryzen Threadripper 9960X56
#7Ryzen Threadripper 7960X50
#181Core i5-14500T14
#182Ryzen 5 PRO 8640U14
#183Core i9-11900KB14
Technical Specifications

Side-by-Side Specs

Every detail compared. Highlighted cells indicate the leading value for that metric.

SpecsRyzen 5 PRO 8640URyzen Threadripper 9960X
Cores
Total Cores624
Threads1248
Base Clock3.5 GHz4.2 GHz
Boost Clock4.9 GHz5.3 GHz
Cache
L2 Cache6 MB24 MB
L3 Cache16 MB128 MB
Platform
SocketFP7sTR5
MemoryDDR5DDR5
PCIePCIe 4.0PCIe 5.0
iGPUAMD Radeon 760M
Power
Base TDP28W350W
General
Process4 nm4 nm
Verdict

Which should you buy?

Winner overall

The Ryzen Threadripper 9960X wins overall for demanding multithreaded workloads with its many cores and high memory capacity.

Best value

For budget or value buyers, the Ryzen 5 PRO 8640U is the smarter pick due to its far lower power draw and efficiency.

When the other wins

The weaker Ryzen 5 PRO 8640U is the right choice for a compact, fanless office PC where low heat and noise matter more than raw power.

FAQ

Frequently asked questions

Is the Ryzen 5 PRO 8640U better than the Ryzen Threadripper 9960X?

Overall the Ryzen Threadripper 9960X is the stronger processor: it ranks higher in our aggregate performance score (56 vs 14 out of 100), so it leads the Ryzen 5 PRO 8640U in most workloads.

How much faster is the Ryzen Threadripper 9960X than the Ryzen 5 PRO 8640U?

Based on our aggregated benchmark scores the Ryzen Threadripper 9960X is roughly 300% faster than the Ryzen 5 PRO 8640U overall. The real-world gap varies by game, resolution and settings.

Which should you buy, the Ryzen 5 PRO 8640U or the Ryzen Threadripper 9960X?

If you want the most performance, pick the Ryzen Threadripper 9960X. If the Ryzen 5 PRO 8640U is meaningfully cheaper where you shop, it can be the better value for similar real-world results — check current prices and the full spec comparison above before deciding.