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AMD Ryzen 9 7900X3D vs AMD Ryzen 9 9900X

AMD Ryzen 9 7900X3D
80.8Inno Score
VS
WINNER
AMD Ryzen 9 9900X
85.2Inno Score
77.8Single-core87.4
75.2Multi-core84
94.4Gamingspec-based84.6
1 spec wins — AMD Ryzen 9 7900X3D7 spec wins — AMD Ryzen 9 9900X

InnoReviews verdict

AMD Ryzen 9 9900X wins this desktop processor face-off, 85.2 to 80.8, pulling ahead mainly in single-core (+10) and multi-core (+9). AMD Ryzen 9 7900X3D 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 7900X3D

  • 100% higher L3 cache: 128 MB vs 64 MB

Reasons to pick the AMD Ryzen 9 9900X

  • Stronger single-core score: 87 vs 78
  • Stronger multi-core score: 84 vs 75
  • 50% higher Max memory: 192 GB vs 128 GB
  • 20% lower process: 4 nm vs 5 nm
  • 17% higher Cinebench R23 (single): 2,230 vs 1,908
  • Lower launch price: $499 vs $599

General

General comparison: AMD Ryzen 9 7900X3D versus AMD Ryzen 9 9900X
SpecAMD Ryzen 9 7900X3DAMD Ryzen 9 9900X
Announced20232024
SocketAM5AM5
Process5 nm4 nm+20%
Base TDP120 W120 W
Max turbo power162 W162 W
Unlocked multiplierNoYes
Cooler includedNoNo

Cores & Clocks

Cores & Clocks comparison: AMD Ryzen 9 7900X3D versus AMD Ryzen 9 9900X
SpecAMD Ryzen 9 7900X3DAMD Ryzen 9 9900X
Cores1212
Performance cores1212
Efficiency cores00
Threads2424
Base clock4.4 GHz4.4 GHz
Boost clock5.6 GHz5.6 GHz
L2 cache12 MB12 MB
L3 cache128 MB+100%64 MB

Integrated GPU

Integrated GPU comparison: AMD Ryzen 9 7900X3D versus AMD Ryzen 9 9900X
SpecAMD Ryzen 9 7900X3DAMD Ryzen 9 9900X
iGPUAMD Radeon GraphicsAMD Radeon Graphics (2 CU RDNA 2)
iGPU clock2,200 MHz2,200 MHz

Memory

Memory comparison: AMD Ryzen 9 7900X3D versus AMD Ryzen 9 9900X
SpecAMD Ryzen 9 7900X3DAMD Ryzen 9 9900X
Memory supportDDR5-5200DDR5-5600
Max memory128 GB192 GB+50%
Memory channels22

Platform

Platform comparison: AMD Ryzen 9 7900X3D versus AMD Ryzen 9 9900X
SpecAMD Ryzen 9 7900X3DAMD Ryzen 9 9900X
PCIe version55
CPU PCIe lanes2828

Benchmarks

Benchmarks comparison: AMD Ryzen 9 7900X3D versus AMD Ryzen 9 9900X
SpecAMD Ryzen 9 7900X3DAMD Ryzen 9 9900X
Geekbench 6 (single)3,020Top 35%—
Geekbench 6 (multi)18,128Top 34%—
Cinebench R23 (single)1,908Top 33%2,230+17%Top 11%
Cinebench R23 (multi)26,747Top 19%—
PassMark50,198Top 13%54,286+8%Top 11%
PassMark (single thread)4,118Top 25%4,670+13%Top 9%
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