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InnoReviews

AMD Ryzen 9 PRO 9945 vs AMD Ryzen Threadripper 9980X

AMD Ryzen 9 PRO 9945
81.4Inno Score
VS
WINNER
AMD Ryzen Threadripper 9980X
93.6Inno Score
86.4Single-core84.5
76.9Multi-core100
83.3Gamingspec-based93.1
4 spec wins — AMD Ryzen 9 PRO 99457 spec wins — AMD Ryzen Threadripper 9980X

InnoReviews verdict

AMD Ryzen Threadripper 9980X wins this desktop processor face-off, 93.6 to 81.4, pulling ahead mainly in multi-core (+23). AMD Ryzen 9 PRO 9945 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 PRO 9945

  • 81% lower Base TDP: 65 W vs 350 W
  • Has Cooler included — the other doesn't

Reasons to pick the AMD Ryzen Threadripper 9980X

  • Stronger multi-core score: 100 vs 77
  • 433% higher cores: 64 vs 12
  • 433% higher threads: 128 vs 24
  • 433% higher L2 cache: 64 MB vs 12 MB
  • 300% higher L3 cache: 256 MB vs 64 MB

General

General comparison: AMD Ryzen 9 PRO 9945 versus AMD Ryzen Threadripper 9980X
SpecAMD Ryzen 9 PRO 9945AMD Ryzen Threadripper 9980X
Announced20252025
SocketAM5sTR5
Process4 nm4 nm
Base TDP65 W+81%350 W
Unlocked multiplierNoYes
Cooler includedYesNo

Cores & Clocks

Cores & Clocks comparison: AMD Ryzen 9 PRO 9945 versus AMD Ryzen Threadripper 9980X
SpecAMD Ryzen 9 PRO 9945AMD Ryzen Threadripper 9980X
Cores1264+433%
Performance cores12—
Efficiency cores0—
Threads24128+433%
Base clock3.4 GHz+6%3.2 GHz
Boost clock5.4 GHz5.4 GHz
L2 cache12 MB64 MB+433%
L3 cache64 MB256 MB+300%

Integrated GPU

Integrated GPU comparison: AMD Ryzen 9 PRO 9945 versus AMD Ryzen Threadripper 9980X
SpecAMD Ryzen 9 PRO 9945AMD Ryzen Threadripper 9980X
iGPUAMD Radeon Graphics (2 CU)—
iGPU clock2,200 MHz—

Memory

Memory comparison: AMD Ryzen 9 PRO 9945 versus AMD Ryzen Threadripper 9980X
SpecAMD Ryzen 9 PRO 9945AMD Ryzen Threadripper 9980X
Memory supportDDR5-5600DDR5-6400
Max memory192 GB—
Memory channels24+100%

Platform

Platform comparison: AMD Ryzen 9 PRO 9945 versus AMD Ryzen Threadripper 9980X
SpecAMD Ryzen 9 PRO 9945AMD Ryzen Threadripper 9980X
PCIe version55
CPU PCIe lanes28—

Benchmarks

Benchmarks comparison: AMD Ryzen 9 PRO 9945 versus AMD Ryzen Threadripper 9980X
SpecAMD Ryzen 9 PRO 9945AMD Ryzen Threadripper 9980X
Cinebench R23 (multi)—114,621Top 1%
PassMark48,664Top 15%143,559+195%Top 1%
PassMark (single thread)4,619+2%Top 10%4,543Top 12%
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