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AMD Ryzen 9 7900 vs Intel Core i5-10400

WINNER
AMD Ryzen 9 7900
76.1Inno Score
VS
Intel Core i5-10400
32.6Inno Score
78.6Single-core30.4
70.5Multi-core32.2
83.3Gamingspec-based36
17 spec wins — AMD Ryzen 9 79001 spec wins — Intel Core i5-10400

InnoReviews verdict

AMD Ryzen 9 7900 wins this desktop processor face-off, 76.1 to 32.6, pulling ahead mainly in single-core (+48) and multi-core (+38). Intel Core i5-10400 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 7900

  • Stronger single-core score: 79 vs 30
  • Stronger multi-core score: 71 vs 32
  • 700% higher L2 cache: 12 MB vs 2 MB
  • 433% higher L3 cache: 64 MB vs 12 MB
  • 281% higher PassMark: 48,013 vs 12,600

Reasons to pick the Intel Core i5-10400

  • Has Cooler included — the other doesn't
  • Lower launch price: $182 vs $429

General

General comparison: AMD Ryzen 9 7900 versus Intel Core i5-10400
SpecAMD Ryzen 9 7900Intel Core i5-10400
Announced20232020
SocketAM5LGA1200
Process5 nm+64%14 nm
Base TDP65 W65 W
Max turbo power—134 W
Unlocked multiplierYesNo
Cooler includedNoYes

Cores & Clocks

Cores & Clocks comparison: AMD Ryzen 9 7900 versus Intel Core i5-10400
SpecAMD Ryzen 9 7900Intel Core i5-10400
Cores12+100%6
Performance cores12+100%6
Efficiency cores00
Threads24+100%12
Base clock3.7 GHz+28%2.9 GHz
Boost clock5.4 GHz+26%4.3 GHz
L2 cache12 MB+700%2 MB
L3 cache64 MB+433%12 MB

Integrated GPU

Integrated GPU comparison: AMD Ryzen 9 7900 versus Intel Core i5-10400
SpecAMD Ryzen 9 7900Intel Core i5-10400
iGPUAMD Radeon GraphicsIntel UHD Graphics 630
iGPU clock2,200 MHz1,100 MHz

Memory

Memory comparison: AMD Ryzen 9 7900 versus Intel Core i5-10400
SpecAMD Ryzen 9 7900Intel Core i5-10400
Memory supportDDR5-5200DDR4-2666
Max memory128 GB128 GB
Memory channels22

Platform

Platform comparison: AMD Ryzen 9 7900 versus Intel Core i5-10400
SpecAMD Ryzen 9 7900Intel Core i5-10400
PCIe version5+67%3
CPU PCIe lanes28+75%16

Benchmarks

Benchmarks comparison: AMD Ryzen 9 7900 versus Intel Core i5-10400
SpecAMD Ryzen 9 7900Intel Core i5-10400
Geekbench 6 (single)2,990+115%Top 19%1,390Bottom 23%
Geekbench 6 (multi)15,725+171%Top 28%5,800Bottom 27%
Cinebench R23 (single)1,966+79%Top 26%1,100Bottom 16%
Cinebench R23 (multi)24,776+210%Top 21%8,000Bottom 25%
PassMark48,013+281%Top 20%12,600Bottom 19%

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