EPYC 9755 vs Ryzen Threadripper PRO 9985WX
EPYC 9755
Ryzen Threadripper PRO 9985WX
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 EPYC 9755
Performance Per Dollar Ryzen Threadripper PRO 9985WX
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | EPYC 9755 | Ryzen Threadripper PRO 9985WX |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ⚠️ Higher cost ($10,931) | ✅ More affordable ($7,999) |
| Longevity | ✨ Modern (Turin (2024) / 4 nm) | ✨ Modern (Shimada Peak (2025) / 4 nm) |
💎 Value Proposition
| Insight | EPYC 9755 | Ryzen Threadripper PRO 9985WX |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+27%) |
| Upfront Cost | ⚠️ Higher cost ($10,931) | ✅ More affordable ($7,999) |
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 EPYC 9755 and Ryzen Threadripper PRO 9985WX
EPYC 9755
The EPYC 9755 is manufactured by AMD. It was released in 10 October 2024 (1 year ago). It is based on the Turin (2024) architecture. It features 128 cores and 256 threads. Base frequency is 2.7 GHz, with boost up to 4.1 GHz. L3 cache: 512 MB (total). L2 cache: 1 MB (per core). Built on 4 nm process technology. Socket: SP5. Thermal design power (TDP): 500 Watt. Memory support: DDR5. Passmark benchmark score: 166,328 points. Launch price was $12,984.
Ryzen Threadripper PRO 9985WX
The Ryzen Threadripper PRO 9985WX 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 64 cores and 128 threads. Base frequency is 3.2 GHz, with boost up to 5.4 GHz. L3 cache: 256 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: 154,361 points. Launch price was $7,999.
Processing Power
The EPYC 9755 packs 128 cores / 256 threads, while the Ryzen Threadripper PRO 9985WX offers 64 cores / 128 threads — the EPYC 9755 has 64 more cores. Boost clocks reach 4.1 GHz on the EPYC 9755 versus 5.4 GHz on the Ryzen Threadripper PRO 9985WX — a 27.4% clock advantage for the Ryzen Threadripper PRO 9985WX (base: 2.7 GHz vs 3.2 GHz). The EPYC 9755 uses the Turin (2024) architecture (4 nm), while the Ryzen Threadripper PRO 9985WX uses Shimada Peak (2025) (4 nm). In PassMark, the EPYC 9755 scores 166,328 against the Ryzen Threadripper PRO 9985WX's 154,361 — a 7.5% lead for the EPYC 9755. Geekbench 6 single-core — the metric most relevant to gaming — records 2,800 vs 3,644, a 26.2% lead for the Ryzen Threadripper PRO 9985WX that directly translates to higher frame rates. Multi-core Geekbench: 29,300 vs 37,967 (25.8% advantage for the Ryzen Threadripper PRO 9985WX). L3 cache: 512 MB (total) on the EPYC 9755 vs 256 MB (total) on the Ryzen Threadripper PRO 9985WX.
| Feature | EPYC 9755 | Ryzen Threadripper PRO 9985WX |
|---|---|---|
| Cores / Threads | 128 / 256+100% | 64 / 128 |
| Boost Clock | 4.1 GHz | 5.4 GHz+32% |
| Base Clock | 2.7 GHz | 3.2 GHz+19% |
| L3 Cache | 512 MB (total)+100% | 256 MB (total) |
| L2 Cache | 1 MB (per core) | 1 MB (per core) |
| Process | 4 nm | 4 nm |
| Architecture | Turin (2024) | Shimada Peak (2025) |
| PassMark | 166,328+8% | 154,361 |
| Cinebench R23 Multi | — | 120,000 |
| Geekbench 6 Single | 2,800 | 3,644+30% |
| Geekbench 6 Multi | 29,300 | 37,967+30% |
Memory & Platform
The EPYC 9755 uses the SP5 socket (PCIe 5.0), while the Ryzen Threadripper PRO 9985WX uses sTR5 (PCIe 4.0) — making them incompatible on the same motherboard. Both support up to DDR5-6000 memory speed. The Ryzen Threadripper PRO 9985WX supports up to 2048 GB of RAM compared to 9 TB — 198.2% more capacity for professional workloads. Memory channels: 12 (EPYC 9755) vs 8 (Ryzen Threadripper PRO 9985WX). Both provide 128 PCIe lanes. Chipset compatibility: SP5 (EPYC 9755) and WRX90,TRX50 (Ryzen Threadripper PRO 9985WX).
| Feature | EPYC 9755 | Ryzen Threadripper PRO 9985WX |
|---|---|---|
| Socket | SP5 | sTR5 |
| PCIe Generation | PCIe 5.0+25% | PCIe 4.0 |
| Max RAM Speed | DDR5-6000 | DDR5-6400 |
| Max RAM Capacity | 9 TB+350% | 2048 GB |
| RAM Channels | 12+50% | 8 |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 128 | 128 |
Advanced Features
Virtualization support: AMD-V, SEV-SNP (EPYC 9755) vs true (Ryzen Threadripper PRO 9985WX). Primary use case: EPYC 9755 targets Data Center / Cloud Computing, Ryzen Threadripper PRO 9985WX targets High-end Workstation. Direct competitor: EPYC 9755 rivals Xeon 6980P; Ryzen Threadripper PRO 9985WX rivals Xeon w9-3475X.
| Feature | EPYC 9755 | Ryzen Threadripper PRO 9985WX |
|---|---|---|
| Integrated GPU | No | No |
| AVX-512 | — | Yes |
| Virtualization | AMD-V, SEV-SNP | true |
| Target Use | Data Center / Cloud Computing | High-end Workstation |
Value Analysis
The EPYC 9755 launched at $12984 MSRP, while the Ryzen Threadripper PRO 9985WX debuted at $7999. At current prices ($10931 vs $7999), the Ryzen Threadripper PRO 9985WX is $2932 cheaper. In terms of value (PassMark points per dollar), the EPYC 9755 delivers 15.2 pts/$ vs 19.3 pts/$ for the Ryzen Threadripper PRO 9985WX — making the Ryzen Threadripper PRO 9985WX the 23.7% better value option.
| Feature | EPYC 9755 | Ryzen Threadripper PRO 9985WX |
|---|---|---|
| MSRP | $12984 | $7999-38% |
| Avg Price (30d) | $10931 | $7999-27% |
| Performance per Dollar | 15.2 | 19.3+27% |
| Release Date | 2024 | 2025 |
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