CPU Showdown

Core i9-11900KBvsRyzen Threadripper 9960X

The Core i9-11900KB is a compact, low-power mobile-derived chip for small form-factor builds, while the Ryzen Threadripper 9960X is a massive workstation processor for heavy multi-threaded tasks.

Intel Core i9-11900KB
8C / 16T · 65W
VS
AMD Ryzen Threadripper 9960X
24C / 48T · 350W
Intel

Core i9-11900KB

Tiger Lake-H · 10 nm SuperFin · 2021

14score
2.2/ 5
0 votes
Cores / Threads
8 / 16
TDP
65W
Boost Clock
4.9 GHz
L3 Cache
24 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 i9-11900KB
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
#182Ryzen 5 PRO 8640U14
#183Core i9-11900KB14
#184Ryzen 7 PRO 370014
Technical Specifications

Side-by-Side Specs

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

SpecsCore i9-11900KBRyzen Threadripper 9960X
Cores
Total Cores824
Threads1648
Base Clock3.3 GHz4.2 GHz
Boost Clock4.9 GHz5.3 GHz
Cache
L2 Cache10 MB24 MB
L3 Cache24 MB128 MB
Platform
SocketFCBGA1787sTR5
MemoryDDR4DDR5
PCIePCIe 4.0PCIe 5.0
iGPUIntel UHD Graphics for 11th Gen Intel Processors
Power
Base TDP65W350W
General
ArchitectureTiger Lake-HShimada Peak
Process10 nm SuperFin4 nm
Verdict

Which should you buy?

Winner overall

The Ryzen Threadripper 9960X wins overall for its vastly higher multi-core performance and massive memory cache, far outpacing the Core i9-11900KB for demanding workloads.

Best value

For budget buyers, the Core i9-11900KB is the smarter pick due to its much lower power draw and adequate performance for everyday tasks.

When the other wins

The Core i9-11900KB is the right choice if you need a compact, low-power system for light productivity and media consumption.

FAQ

Frequently asked questions

Is the Core i9-11900KB 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 Core i9-11900KB in most workloads.

How much faster is the Ryzen Threadripper 9960X than the Core i9-11900KB?

Based on our aggregated benchmark scores the Ryzen Threadripper 9960X is roughly 300% faster than the Core i9-11900KB overall. The real-world gap varies by game, resolution and settings.

Which should you buy, the Core i9-11900KB or the Ryzen Threadripper 9960X?

If you want the most performance, pick the Ryzen Threadripper 9960X. If the Core i9-11900KB 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.