CPU Showdown

Core i5-8400TvsRyzen Threadripper 7970X

The Core i5-8400T is a low-power chip for compact office PCs and home servers, while the Ryzen Threadripper 7970X is a high-core workstation CPU built for heavy rendering and multi-tasking professionals.

Intel Core i5-8400T
6C / 6T · 35W
VS
AMD Ryzen Threadripper 7970X
32C / 64T · 350W
Intel

Core i5-8400T

Coffee Lake · 14 nm · 2018

4score
3.9/ 5
0 votes
Cores / Threads
6 / 6
TDP
35W
Boost Clock
3.3 GHz
L3 Cache
9 MB

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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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Aggregate Performance

Overall Performance Score

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

Core i5-8400T
4
Ryzen Threadripper 7970XWinner
60
Ryzen Threadripper 7970X leads by 1400.0% in aggregate performance.
Where they rank overall
#4Ryzen Threadripper 9970X64
#5Ryzen Threadripper 7970X60
#6Ryzen Threadripper 9960X56
#419Athlon Gold PRO 3150G4
#420Core i5-8400T4
#421Core i3-93204
Technical Specifications

Side-by-Side Specs

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

SpecsCore i5-8400TRyzen Threadripper 7970X
Cores
Total Cores632
Threads664
Base Clock1.7 GHz4.0 GHz
Boost Clock3.3 GHz5.3 GHz
Cache
L2 Cache1.5 MB32 MB
L3 Cache9 MB128 MB
Platform
PCIePCIe 3.0PCIe 5.0
iGPUIntel UHD Graphics 630
Power
Base TDP35W350W
General
Process14 nm5 nm
Verdict

Which should you buy?

Winner overall

The Ryzen Threadripper 7970X wins overall for anyone needing heavy multitasking or professional workloads.

Best value

For budget buyers, the Core i5-8400T is the smarter pick due to far lower power use and adequate everyday performance.

When the other wins

The Core i5-8400T is right for a low-power home server or office PC where quiet operation and efficiency matter more than speed.

FAQ

Frequently asked questions

Is the Core i5-8400T better than the Ryzen Threadripper 7970X?

Overall the Ryzen Threadripper 7970X is the stronger processor: it ranks higher in our aggregate performance score (60 vs 4 out of 100), so it leads the Core i5-8400T in most workloads.

How much faster is the Ryzen Threadripper 7970X than the Core i5-8400T?

Based on our aggregated benchmark scores the Ryzen Threadripper 7970X is roughly 1400% faster than the Core i5-8400T overall. The real-world gap varies by game, resolution and settings.

Which should you buy, the Core i5-8400T or the Ryzen Threadripper 7970X?

If you want the most performance, pick the Ryzen Threadripper 7970X. If the Core i5-8400T 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.