EPYC 9355P
Ryzen Threadripper PRO 9975WX
EPYC 9355P vs Ryzen Threadripper PRO 9975WX Performance Spectrum
About PassMark
PassMark CPU Mark evaluates processor speed through complex mathematical computations. It provides a reliable metric to compare multi-core performance, where higher scores indicate faster processing for multitasking, gaming, and heavy workloads.
EPYC 9355P vs Ryzen Threadripper PRO 9975WX FPS Benchmarks
Predicted gaming performance across popular games. Tested paired with GeForce RTX 5090 to isolate CPU performance.
Search any supported game below to compare 1080p FPS for both components.
Path of Exile 2
Counter-Strike 2
League of Legends
Valorant
Among Us
Apex Legends
ARC Raiders
Baldur's Gate 3
Call of Duty: Black Ops 6
EPYC 9355P vs Ryzen Threadripper PRO 9975WX: Pros, Cons & Final Verdict
See where each CPU makes more sense in practice: gaming, heavier work, platform cost, power draw, and upgrade path.
EPYC 9355P
2024Why buy it
- ✅+100% larger total L3 cache (256 MB vs 128 MB).
- ✅Costs $1,101 less on MSRP ($2,998 MSRP vs $4,099 MSRP).
- ✅Delivers 25.1% more PassMark for each dollar spent, at 32.4 vs 25.9 PassMark/$ ($2,998 MSRP vs $4,099 MSRP).
- ✅Draws 280W instead of 350W, a 70W reduction.
Trade-offs
- ❌Worse for gaming: lower average FPS than Ryzen Threadripper PRO 9975WX across 50 shared CPU benchmark tests.
- ❌Lower PassMark (97,249 vs 106,263).
- ❌No AVX-512 support for niche heavy compute workloads where it can matter.
Ryzen Threadripper PRO 9975WX
2025Why buy it
- ✅Better for gaming: +13.5% higher average FPS across 50 shared CPU benchmark tests.
- ✅AVX-512 support for select workstation, AI, and scientific workloads.
Trade-offs
- ❌Smaller total L3 cache (128 MB vs 256 MB).
- ❌Lower PassMark per dollar, at 25.9 vs 32.4 PassMark/$ ($4,099 MSRP vs $2,998 MSRP).
- ❌25% higher power demand at 350W vs 280W.
Quick Answers
So, is Ryzen Threadripper PRO 9975WX better than EPYC 9355P?
Which one is better for gaming?
Which one is better for streaming, content creation, and heavy multitasking?
Which one is the smarter buy today, not just the cheaper CPU?
Which one is more future-proof for 2026 and beyond?
EPYC 9355P vs Ryzen Threadripper PRO 9975WX Technical Specifications
Side-by-side specs, architecture details, clocks, memory, power, and platform differences.
EPYC 9355P
The EPYC 9355P is manufactured by AMD. It was released in 10 October 2024 (1 year ago). It is based on the Turin (2024) architecture. It features 32 cores and 64 threads. Base frequency is 3.55 GHz, with boost up to 4.4 GHz. L3 cache: 256 MB (total). L2 cache: 1 MB (per core). Built on 4 nm process technology. Socket: SP5. Thermal design power (TDP): 280 Watt. Memory support: DDR5. Passmark benchmark score: 97,249 points. Launch price was $2,998.
Ryzen Threadripper PRO 9975WX
The Ryzen Threadripper PRO 9975WX is manufactured by AMD. It was released in 23 July 2025 (less than a year ago). It is based on the Shimada Peak (2025) architecture. It features 32 cores and 64 threads. Base frequency is 4 GHz, with boost up to 5.4 GHz. L3 cache: 128 MB (total). L2 cache: 1 MB (per core). Built on 4 nm process technology. Socket: sTR5. Thermal design power (TDP): 350 Watt. Memory support: DDR5. Passmark benchmark score: 106,263 points. Launch price was $4,099.
Processing Power
Both the EPYC 9355P and Ryzen Threadripper PRO 9975WX share an identical 32-core/64-thread configuration. Boost clocks reach 4.4 GHz on the EPYC 9355P versus 5.4 GHz on the Ryzen Threadripper PRO 9975WX — a 20.4% clock advantage for the Ryzen Threadripper PRO 9975WX (base: 3.55 GHz vs 4 GHz). The EPYC 9355P uses the Turin (2024) architecture (4 nm), while the Ryzen Threadripper PRO 9975WX uses Shimada Peak (2025) (4 nm). In PassMark, the EPYC 9355P scores 97,249 against the Ryzen Threadripper PRO 9975WX's 106,263 — a 8.9% lead for the Ryzen Threadripper PRO 9975WX. L3 cache: 256 MB (total) on the EPYC 9355P vs 128 MB (total) on the Ryzen Threadripper PRO 9975WX.
| Feature | EPYC 9355P | Ryzen Threadripper PRO 9975WX |
|---|---|---|
| Cores / Threads | 32 / 64 | 32 / 64 |
| Boost Clock | 4.4 GHz | 5.4 GHz+23% |
| Base Clock | 3.55 GHz | 4 GHz+13% |
| L3 Cache | 256 MB (total)+100% | 128 MB (total) |
| L2 Cache | 1 MB (per core) | 1 MB (per core) |
| Process | 4 nm | 4 nm |
| Architecture | Turin (2024) | Shimada Peak (2025) |
| PassMark | 97,249 | 106,263+9% |
| Cinebench R23 Multi | — | 83,982 |
| Geekbench 6 Single | — | 3,200 |
| Geekbench 6 Multi | — | 31,000 |
Memory & Platform
The EPYC 9355P uses the SP5 socket (PCIe 5.0), while the Ryzen Threadripper PRO 9975WX uses sTR5 (PCIe 4.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR5-6000 on the EPYC 9355P versus DDR5-6400 on the Ryzen Threadripper PRO 9975WX — the Ryzen Threadripper PRO 9975WX supports 6.7% faster memory, which can translate to measurable gains in memory-sensitive workloads. The EPYC 9355P supports up to 6 TB of RAM compared to 2048 GB — 200% more capacity for professional workloads. Memory channels: 12 (EPYC 9355P) vs 8 (Ryzen Threadripper PRO 9975WX). Both provide 128 PCIe lanes. Chipset compatibility: SP5 (EPYC 9355P) and WRX90,TRX50 (Ryzen Threadripper PRO 9975WX).
| Feature | EPYC 9355P | Ryzen Threadripper PRO 9975WX |
|---|---|---|
| Socket | SP5 | sTR5 |
| PCIe Generation | PCIe 5.0+25% | PCIe 4.0 |
| Max RAM Speed | DDR5-6000 | DDR5-6400+7% |
| Max RAM Capacity | 6 TB+200% | 2048 GB |
| RAM Channels | 12+50% | 8 |
| ECC Support | Yes | Yes |
| PCIe Lanes | 128 | 128 |
Advanced Features
Virtualization support: AMD-V, SEV-SNP (EPYC 9355P) vs true (Ryzen Threadripper PRO 9975WX). Primary use case: EPYC 9355P targets Data Center / Single Socket, Ryzen Threadripper PRO 9975WX targets High-end Workstation. Direct competitor: EPYC 9355P rivals Xeon 6740P; Ryzen Threadripper PRO 9975WX rivals Xeon w7-3465X.
| Feature | EPYC 9355P | Ryzen Threadripper PRO 9975WX |
|---|---|---|
| Integrated GPU | No | No |
| AVX-512 | — | Yes |
| Virtualization | AMD-V, SEV-SNP | true |
| Target Use | Data Center / Single Socket | High-end Workstation |
Value Analysis
At launch, the EPYC 9355P was priced at $2998, while the Ryzen Threadripper PRO 9975WX came in at $4099. On launch pricing ($2998 vs $4099), EPYC 9355P was $1101 cheaper. In terms of value on MSRP (PassMark points per dollar), the EPYC 9355P delivers 32.4 pts/$ vs 25.9 pts/$ for the Ryzen Threadripper PRO 9975WX — making the EPYC 9355P the 22.3% better value option.
| Feature | EPYC 9355P | Ryzen Threadripper PRO 9975WX |
|---|---|---|
| MSRP | $2998-27% | $4099 |
| Performance per Dollar | 32.4+25% | 25.9 |
| Release Date | 2024 | 2025 |
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