CPU Showdown

Ryzen Threadripper 7970XvsRyzen 5 PRO 8645HS

The Ryzen 5 PRO 8645HS is a power-saving mobile chip for thin business laptops, while the Ryzen Threadripper 7970X is a desktop monster for heavy workstation tasks.

AMD Ryzen Threadripper 7970X
32C / 64T · 350W
VS
AMD Ryzen 5 PRO 8645HS
6C / 12T · 45W
AMD

Ryzen Threadripper 7970X

Storm Peak · 5 nm · 2023

60score
4/ 5
0 votes
Cores / Threads
32 / 64
TDP
350W
Boost Clock
5.3 GHz
L3 Cache
128 MB

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AMD

Ryzen 5 PRO 8645HS

Hawk Point · 4 nm · 2024

14score
5/ 5
0 votes
Cores / Threads
6 / 12
TDP
45W
Boost Clock
5.0 GHz
L3 Cache
16 MB

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Aggregate Performance

Overall Performance Score

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

Ryzen Threadripper 7970XWinner
60
Ryzen 5 PRO 8645HS
14
Ryzen Threadripper 7970X leads by 328.6% in aggregate performance.
Where they rank overall
#4Ryzen Threadripper 9970X64
#5Ryzen Threadripper 7970X60
#6Ryzen Threadripper 9960X56
#175Ryzen 7 PRO 5750G14
#176Ryzen 5 PRO 8645HS14
#177Core i9-7920X14
Technical Specifications

Side-by-Side Specs

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

SpecsRyzen Threadripper 7970XRyzen 5 PRO 8645HS
Cores
Total Cores326
Threads6412
Base Clock4.0 GHz4.3 GHz
Boost Clock5.3 GHz5.0 GHz
Cache
L2 Cache32 MB6 MB
L3 Cache128 MB16 MB
Platform
SocketsTR5FP7
MemoryDDR5DDR5
PCIePCIe 5.0PCIe 4.0
iGPUAMD Radeon 760M
Power
Base TDP350W45W
General
Process5 nm4 nm
Verdict

Which should you buy?

Winner overall

The Ryzen Threadripper 7970X wins overall for heavy multi-threaded workloads with many more cores and cache.

Best value

For budget buyers, the Ryzen 5 PRO 8645HS is the smarter pick due to far lower power use and ample speed for everyday tasks.

When the other wins

The Ryzen 5 PRO 8645HS is the right choice in a thin, quiet laptop where the Threadripper’s high heat and size won't fit.

FAQ

Frequently asked questions

Is the Ryzen Threadripper 7970X better than the Ryzen 5 PRO 8645HS?

Overall the Ryzen Threadripper 7970X is the stronger processor: it ranks higher in our aggregate performance score (60 vs 14 out of 100), so it leads the Ryzen 5 PRO 8645HS in most workloads.

How much faster is the Ryzen Threadripper 7970X than the Ryzen 5 PRO 8645HS?

Based on our aggregated benchmark scores the Ryzen Threadripper 7970X is roughly 329% faster than the Ryzen 5 PRO 8645HS overall. The real-world gap varies by game, resolution and settings.

Which should you buy, the Ryzen Threadripper 7970X or the Ryzen 5 PRO 8645HS?

If you want the most performance, pick the Ryzen Threadripper 7970X. If the Ryzen 5 PRO 8645HS 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.