CPU Showdown

Ryzen 9 3900XTvsRyzen Threadripper 9980X

The Ryzen 9 3900XT is a solid 12-core chip for mainstream builders and gamers who want strong multi-threaded performance without a specialized motherboard, while the Ryzen Threadripper 9980X is a 64-core monster built for heavy workstation users and content creators who need extreme parallel processing power.

AMD Ryzen 9 3900XT
12C / 24T · 105W
VS
AMD Ryzen Threadripper 9980X
64C / 128T · 350W
AMD

Ryzen 9 3900XT

Matisse 2 · 7 nm · 2020

20score
4.7/ 5
0 votes
Cores / Threads
12 / 24
TDP
105W
Boost Clock
4.7 GHz
L3 Cache
64 MB

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AMD

Ryzen Threadripper 9980X

Shimada Peak · 4 nm · 2025

86score
3.9/ 5
0 votes
Cores / Threads
64 / 128
TDP
350W
Boost Clock
5.4 GHz
L3 Cache
256 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.

Ryzen 9 3900XT
20
Ryzen Threadripper 9980XWinner
86
Ryzen Threadripper 9980X leads by 330.0% in aggregate performance.
Where they rank overall
#1EPYC 9755100
#2Ryzen Threadripper 9980X86
#3Ryzen Threadripper 7980X82
#89Ryzen 9 3900X20
#90Ryzen 9 3900XT20
#91Ryzen Threadripper 2990WX19
Technical Specifications

Side-by-Side Specs

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

SpecsRyzen 9 3900XTRyzen Threadripper 9980X
Cores
Total Cores1264
Threads24128
Base Clock3.8 GHz3.2 GHz
Boost Clock4.7 GHz5.4 GHz
Cache
L2 Cache6 MB64 MB
L3 Cache64 MB256 MB
Platform
SocketAM4sTR5
PCIePCIe 4.0PCIe 5.0
Power
Base TDP105W350W
General
ArchitectureMatisse 2Shimada Peak
Process7 nm4 nm
Verdict

Which should you buy?

Winner overall

The Ryzen Threadripper 9980X wins overall for users needing extreme multi-core performance, while the Ryzen 9 3900XT is a sensible choice for mainstream workloads.

Best value

For budget-focused buyers, the Ryzen 9 3900XT offers better value with its lower power draw and ample performance for everyday tasks.

When the other wins

The Ryzen 9 3900XT is the right pick for a compact gaming or productivity build where the Threadripper 9980X's size and power demands are overkill.

FAQ

Frequently asked questions

Is the Ryzen 9 3900XT better than the Ryzen Threadripper 9980X?

Overall the Ryzen Threadripper 9980X is the stronger processor: it ranks higher in our aggregate performance score (86 vs 20 out of 100), so it leads the Ryzen 9 3900XT in most workloads.

How much faster is the Ryzen Threadripper 9980X than the Ryzen 9 3900XT?

Based on our aggregated benchmark scores the Ryzen Threadripper 9980X is roughly 330% faster than the Ryzen 9 3900XT overall. The real-world gap varies by game, resolution and settings.

Which should you buy, the Ryzen 9 3900XT or the Ryzen Threadripper 9980X?

If you want the most performance, pick the Ryzen Threadripper 9980X. If the Ryzen 9 3900XT 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.