EPYC 9554
Zen 4 · 64C/128T · SP5
Ryzen Threadripper PRO 9995WX
96C/192T · 5.4 GHz · 350 W · sTR5 · PassMark #1
Ryzen Threadripper PRO 9995WX takes it — here’s why.
In our weighted Specdex score, EPYC 9554 lands at 92 and Ryzen Threadripper PRO 9995WX at 95. That puts Ryzen Threadripper PRO 9995WX ahead by 3 points — a narrow margin driven mostly by its strengths in the categories below.
Pick EPYC 9554 if…
- ✓Massive core counts
- ✓ECC memory support
- ✓Workstation/server-grade platform
Pick Ryzen Threadripper PRO 9995WX if…
- ✓Ranked #1 on PassMark — multi-thread throughput is class-leading
- ✓Workstation-tier core counts for rendering and compilation
Winner by scenario
Derived from the sub-score breakdown · not a separate testValue for money
EPYC 9554Specdex score per dollar at MSRP
EPYC 9554 more score per dollar ($9,087 vs $11,699).
Score breakdown
Specs side-by-side
| Spec | EPYC 9554 | Ryzen Threadripper PRO 9995WX |
|---|---|---|
| Architecture | Zen 4 | — |
| Cores | 64 | ▲ 96 |
| Threads | 128 | ▲ 192 |
| Socket | SP5 | sTR5 |
| Release year | 2022 | — |
| Base clock | — | 2.5 GHz |
| Boost clock | — | 5.4 GHz |
| L3 cache | — | 384 MB |
| TDP | — | 350 W |
| Platform | — | WRX90 (full 8-ch/128-lane) or TRX50 (reduced to 4-ch/80-lane) |
| Memory | — | 8-channel DDR5-6400 ECC RDIMM, up to 2TB (on WRX90) |
| PCIe | — | 128x PCIe 5.0 + 8x PCIe 4.0 from CPU (on WRX90) |
| PassMark rank | — | #1 of 5,901 |
| PassMark CPU Mark | — | 170,935 |
EPYC 9554
- +Massive core counts
- +ECC memory support
- +Workstation/server-grade platform
- −Niche platform, limited motherboards
- −High TDP requires serious cooling
- −Premium price
Ryzen Threadripper PRO 9995WX
- +Ranked #1 on PassMark — multi-thread throughput is class-leading
- +Workstation-tier core counts for rendering and compilation
- −Workstation platform — overkill for gaming-only builds
FAQ: EPYC 9554 vs Ryzen Threadripper PRO 9995WX
Which is better, EPYC 9554 or Ryzen Threadripper PRO 9995WX? +
Ryzen Threadripper PRO 9995WX scores 95 on our weighted rubric — ahead by 3. Your best pick depends on the sub-scores above.
Is EPYC 9554 worth the price? +
At $9,087, EPYC 9554 delivers a Specdex score of 92 — strongest in multi.
Is Ryzen Threadripper PRO 9995WX worth the price? +
At $11,699, Ryzen Threadripper PRO 9995WX delivers a Specdex score of 95 — strongest in passmark.
Does EPYC 9554 or Ryzen Threadripper PRO 9995WX last longer? +
Based on our long-term update and support ratings, both ship with multi-year support. Battery and reliability scores are visible in the breakdown above.
Which is the better value, EPYC 9554 or Ryzen Threadripper PRO 9995WX? +
EPYC 9554 — more score per dollar ($9,087 vs $11,699). Specdex score per dollar at MSRP.