Ryzen Threadripper PRO 9955WX vs EPYC 9334
Ryzen Threadripper PRO 9955WX
EPYC 9334
Performance Spectrum - CPU
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.
Value Upgrade Path
This is the official ChipVERSUS Value Rating, comparing raw performance (PassMark) per dollar. Components placed above yours deliver better value for money.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Ryzen Threadripper PRO 9955WX
Performance Per Dollar EPYC 9334
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Ryzen Threadripper PRO 9955WX | EPYC 9334 |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ✅ More affordable ($450) | ⚠️ Higher cost ($1,810) |
| Longevity | ✨ Modern (Shimada Peak (2025) / 4 nm) | ✨ Modern (Genoa (2022−2023) / 5 nm, 6 nm) |
💎 Value Proposition
| Insight | Ryzen Threadripper PRO 9955WX | EPYC 9334 |
|---|---|---|
| Cost Efficiency | ✅ Better overall value (+314%) | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($450) | ⚠️ Higher cost ($1,810) |
Performance Check
To accurately isolate CPU performance, all benchmarks below use an NVIDIA RTX 4090 as the reference GPU. This eliminates GPU-side bottlenecks and highlights pure processing throughput differences between the CPUs.
Note: Real-world results may vary based on your actual GPU. CPU performance impact is more visible in processing-intensive titles and high-refresh-rate gaming scenarios.
Technical Specifications
Side-by-side comparison of Ryzen Threadripper PRO 9955WX and EPYC 9334
Ryzen Threadripper PRO 9955WX
The Ryzen Threadripper PRO 9955WX 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 16 cores and 32 threads. Base frequency is 4.5 GHz, with boost up to 5.4 GHz. L3 cache: 64 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: 67,561 points. Launch price was $1,649.
EPYC 9334
The EPYC 9334 is manufactured by AMD. It was released in 10 November 2022 (3 years ago). It is based on the Genoa (2022−2023) architecture. It features 32 cores and 64 threads. Base frequency is 2.7 GHz, with boost up to 3.9 GHz. L3 cache: 128 MB (total). L2 cache: 1 MB (per core). Built on 5 nm, 6 nm process technology. Socket: SP5. Thermal design power (TDP): 210 Watt. Memory support: DDR5-4800. Passmark benchmark score: 65,568 points. Launch price was $2,990.
Processing Power
The Ryzen Threadripper PRO 9955WX packs 16 cores / 32 threads, while the EPYC 9334 offers 32 cores / 64 threads — the EPYC 9334 has 16 more cores. Boost clocks reach 5.4 GHz on the Ryzen Threadripper PRO 9955WX versus 3.9 GHz on the EPYC 9334 — a 32.3% clock advantage for the Ryzen Threadripper PRO 9955WX (base: 4.5 GHz vs 2.7 GHz). The Ryzen Threadripper PRO 9955WX uses the Shimada Peak (2025) architecture (4 nm), while the EPYC 9334 uses Genoa (2022−2023) (5 nm, 6 nm). In PassMark, the Ryzen Threadripper PRO 9955WX scores 67,561 against the EPYC 9334's 65,568 — a 3% lead for the Ryzen Threadripper PRO 9955WX. L3 cache: 64 MB (total) on the Ryzen Threadripper PRO 9955WX vs 128 MB (total) on the EPYC 9334.
| Feature | Ryzen Threadripper PRO 9955WX | EPYC 9334 |
|---|---|---|
| Cores / Threads | 16 / 32 | 32 / 64+100% |
| Boost Clock | 5.4 GHz+38% | 3.9 GHz |
| Base Clock | 4.5 GHz+67% | 2.7 GHz |
| L3 Cache | 64 MB (total) | 128 MB (total)+100% |
| L2 Cache | 1 MB (per core) | 1 MB (per core) |
| Process | 4 nm-20% | 5 nm, 6 nm |
| Architecture | Shimada Peak (2025) | Genoa (2022−2023) |
| PassMark | 67,561+3% | 65,568 |
| Cinebench R23 Multi | 40,000 | — |
| Geekbench 6 Single | 3,016 | — |
| Geekbench 6 Multi | 23,596 | — |
Memory & Platform
The Ryzen Threadripper PRO 9955WX uses the sTR5 socket (PCIe 4.0), while the EPYC 9334 uses SP5 (PCIe 5.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR5-6400 on the Ryzen Threadripper PRO 9955WX versus 4800 on the EPYC 9334 — the EPYC 9334 supports 199.6% faster memory, which can translate to measurable gains in memory-sensitive workloads. The EPYC 9334 supports up to 6144 of RAM compared to 2048 GB — 100% more capacity for professional workloads. Memory channels: 8 (Ryzen Threadripper PRO 9955WX) vs 12 (EPYC 9334). Both provide 128 PCIe lanes. Chipset compatibility: WRX90 (Ryzen Threadripper PRO 9955WX) and SP5 (EPYC 9334).
| Feature | Ryzen Threadripper PRO 9955WX | EPYC 9334 |
|---|---|---|
| Socket | sTR5 | SP5 |
| PCIe Generation | PCIe 4.0 | PCIe 5.0+25% |
| Max RAM Speed | DDR5-6400 | 4800+95900% |
| Max RAM Capacity | 2048 GB+34952433% | 6144 |
| RAM Channels | 8 | 12+50% |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 128 | 128 |
Advanced Features
Only the Ryzen Threadripper PRO 9955WX has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Both support AVX-512 instructions, benefiting scientific computing, AI inference, and encryption workloads. Virtualization support: true (Ryzen Threadripper PRO 9955WX) vs VT-x, VT-d (EPYC 9334). Direct competitor: Ryzen Threadripper PRO 9955WX rivals Xeon w7-3555; EPYC 9334 rivals Xeon Platinum 8468.
| Feature | Ryzen Threadripper PRO 9955WX | EPYC 9334 |
|---|---|---|
| Integrated GPU | No | No |
| IGPU Model | None | None |
| Unlocked | Yes | No |
| AVX-512 | Yes | Yes |
| Virtualization | true | VT-x, VT-d |
Value Analysis
The Ryzen Threadripper PRO 9955WX launched at $429 MSRP, while the EPYC 9334 debuted at $2990. At current prices ($450 vs $1810), the Ryzen Threadripper PRO 9955WX is $1360 cheaper. In terms of value (PassMark points per dollar), the Ryzen Threadripper PRO 9955WX delivers 150.1 pts/$ vs 36.2 pts/$ for the EPYC 9334 — making the Ryzen Threadripper PRO 9955WX the 122.2% better value option.
| Feature | Ryzen Threadripper PRO 9955WX | EPYC 9334 |
|---|---|---|
| MSRP | $429-86% | $2990 |
| Avg Price (30d) | $450-75% | $1810 |
| Performance per Dollar | 150.1+315% | 36.2 |
| Release Date | 2025 | 2022 |
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