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AMD Ryzen 9 9900X vs Intel Core i9-13900KS

AMD Ryzen 9 9900X
85.2Inno Score
VS
WINNER
I
88.2Inno Score
87.4Single-core88.9
84Multi-core96.2
84.6Gamingspec-based73.2
7 spec wins — AMD Ryzen 9 9900X8 spec wins — Intel Core i9-13900KS

InnoReviews verdict

Intel Core i9-13900KS wins this desktop processor face-off, 88.2 to 85.2, pulling ahead mainly in multi-core (+12) and single-core (+2). AMD Ryzen 9 9900X still makes sense if its price or standout specs fit your needs better.

Which would you pick?

Key differences

Reasons to pick the AMD Ryzen 9 9900X

  • 78% higher L3 cache: 64 MB vs 36 MB
  • 60% lower process: 4 nm vs 10 nm
  • 50% higher Performance cores: 12 vs 8
  • 40% higher CPU PCIe lanes: 28 vs 20
  • 38% higher Base clock: 4.4 GHz vs 3.2 GHz
  • Lower launch price: $499 vs $689

Reasons to pick the Intel Core i9-13900KS

  • Stronger multi-core score: 96 vs 84
  • 167% higher L2 cache: 32 MB vs 12 MB
  • 100% higher cores: 24 vs 12
  • 56% higher Max turbo power: 253 W vs 162 W
  • 33% higher threads: 32 vs 24

General

General comparison: AMD Ryzen 9 9900X versus Intel Core i9-13900KS
SpecAMD Ryzen 9 9900XIntel Core i9-13900KS
Announced20242023
SocketAM5LGA1700
Process4 nm+60%10 nm
Base TDP120 W+20%150 W
Max turbo power162 W253 W+56%
Unlocked multiplierYesYes
Cooler includedNo—

Cores & Clocks

Cores & Clocks comparison: AMD Ryzen 9 9900X versus Intel Core i9-13900KS
SpecAMD Ryzen 9 9900XIntel Core i9-13900KS
Cores1224+100%
Performance cores12+50%8
Efficiency cores016
Threads2432+33%
Base clock4.4 GHz+38%3.2 GHz
Boost clock5.6 GHz6 GHz+7%
L2 cache12 MB32 MB+167%
L3 cache64 MB+78%36 MB

Integrated GPU

Integrated GPU comparison: AMD Ryzen 9 9900X versus Intel Core i9-13900KS
SpecAMD Ryzen 9 9900XIntel Core i9-13900KS
iGPUAMD Radeon Graphics (2 CU RDNA 2)Intel UHD Graphics 770
iGPU clock2,200 MHz1,650 MHz

Memory

Memory comparison: AMD Ryzen 9 9900X versus Intel Core i9-13900KS
SpecAMD Ryzen 9 9900XIntel Core i9-13900KS
Memory supportDDR5-5600DDR5-5600
Max memory192 GB192 GB
Memory channels22

Platform

Platform comparison: AMD Ryzen 9 9900X versus Intel Core i9-13900KS
SpecAMD Ryzen 9 9900XIntel Core i9-13900KS
PCIe version55
CPU PCIe lanes28+40%20

Benchmarks

Benchmarks comparison: AMD Ryzen 9 9900X versus Intel Core i9-13900KS
SpecAMD Ryzen 9 9900XIntel Core i9-13900KS
Cinebench R23 (single)2,230Top 11%—
Cinebench R23 (multi)—40,789Top 8%
PassMark54,286Top 11%60,373+11%Top 6%
PassMark (single thread)4,670Top 9%4,715+1%Top 6%
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