CPU Showdown

Core i9-9900KSvsRyzen Threadripper 9960X

The Core i9-9900KS is a gaming-focused chip for builders who want high single-thread speed on a mature platform, while the Ryzen Threadripper 9960X is a workstation monster for creators who need massive multi-thread grunt.

Intel Core i9-9900KS
8C / 16T · 127W
VS
AMD Ryzen Threadripper 9960X
24C / 48T · 350W
Intel

Core i9-9900KS

Coffee Lake-R · 14 nm · 2019

12score
3.7/ 5
0 votes
Cores / Threads
8 / 16
TDP
127W
Boost Clock
5.0 GHz
L3 Cache
16 MB

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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

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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 i9-9900KS
12
Ryzen Threadripper 9960XWinner
56
Ryzen Threadripper 9960X leads by 366.7% in aggregate performance.
Where they rank overall
#5Ryzen Threadripper 7970X60
#6Ryzen Threadripper 9960X56
#7Ryzen Threadripper 7960X50
#230Core i5-11600KF12
#231Core i9-9900KS12
#232Ryzen 5 550012
Technical Specifications

Side-by-Side Specs

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

SpecsCore i9-9900KSRyzen Threadripper 9960X
Cores
Total Cores824
Threads1648
Base Clock4.0 GHz4.2 GHz
Boost Clock5.0 GHz5.3 GHz
Cache
L2 Cache2 MB24 MB
L3 Cache16 MB128 MB
Platform
MemoryDDR4DDR5
PCIePCIe 3.0PCIe 5.0
iGPUIntel UHD Graphics 630
Power
Base TDP127W350W
General
Process14 nm4 nm
Verdict

Which should you buy?

Winner overall

The Ryzen Threadripper 9960X wins for demanding tasks, as its much higher core count and faster boost speed crush the Core i9-9900KS in multi-threaded work.

Best value

The Core i9-9900KS is the smarter pick for budget buyers who need strong single-threaded performance without paying for extra cores.

When the other wins

The Core i9-9900KS is the right choice for a gaming-focused build where the Threadripper's high core count and power draw would be wasteful.

FAQ

Frequently asked questions

Is the Core i9-9900KS 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 12 out of 100), so it leads the Core i9-9900KS in most workloads.

How much faster is the Ryzen Threadripper 9960X than the Core i9-9900KS?

Based on our aggregated benchmark scores the Ryzen Threadripper 9960X is roughly 367% faster than the Core i9-9900KS overall. The real-world gap varies by game, resolution and settings.

Which should you buy, the Core i9-9900KS or the Ryzen Threadripper 9960X?

If you want the most performance, pick the Ryzen Threadripper 9960X. If the Core i9-9900KS 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.