Ryzen Threadripper PRO 9955WX vs Ryzen Threadripper PRO 5965WX
Ryzen Threadripper PRO 9955WX
Ryzen Threadripper PRO 5965WX
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 Ryzen Threadripper PRO 5965WX
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Ryzen Threadripper PRO 9955WX | Ryzen Threadripper PRO 5965WX |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($450) | ✅ More affordable ($225) |
| Longevity | ✨ Modern (Shimada Peak (2025) / 4 nm) | ✨ Modern (Chagall PRO (2022) / 7 nm) |
💎 Value Proposition
| Insight | Ryzen Threadripper PRO 9955WX | Ryzen Threadripper PRO 5965WX |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+97%) |
| Upfront Cost | ⚠️ Higher cost ($450) | ✅ More affordable ($225) |
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 Ryzen Threadripper PRO 5965WX
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.
Ryzen Threadripper PRO 5965WX
The Ryzen Threadripper PRO 5965WX is manufactured by AMD. It was released in 2022-03-08. It is based on the Chagall PRO (2022) architecture. It features 24 cores and 48 threads. Base frequency is 3.8 GHz, with boost up to 4.5 GHz. L3 cache: 128 MB. L2 cache: 512K (per core). Built on 7 nm process technology. Socket: sWRX8. Thermal design power (TDP): 280 Watt. Memory support: DDR4-3200. Passmark benchmark score: 66,614 points. Launch price was $2,399.
Processing Power
The Ryzen Threadripper PRO 9955WX packs 16 cores / 32 threads, while the Ryzen Threadripper PRO 5965WX offers 24 cores / 48 threads — the Ryzen Threadripper PRO 5965WX has 8 more cores. Boost clocks reach 5.4 GHz on the Ryzen Threadripper PRO 9955WX versus 4.5 GHz on the Ryzen Threadripper PRO 5965WX — a 18.2% clock advantage for the Ryzen Threadripper PRO 9955WX (base: 4.5 GHz vs 3.8 GHz). The Ryzen Threadripper PRO 9955WX uses the Shimada Peak (2025) architecture (4 nm), while the Ryzen Threadripper PRO 5965WX uses Chagall PRO (2022) (7 nm). In PassMark, the Ryzen Threadripper PRO 9955WX scores 67,561 against the Ryzen Threadripper PRO 5965WX's 66,614 — a 1.4% lead for the Ryzen Threadripper PRO 9955WX. Cinebench R23 multi-core: 40,000 vs 45,000 (11.8% advantage for the Ryzen Threadripper PRO 5965WX). Geekbench 6 single-core — the metric most relevant to gaming — records 3,016 vs 1,550, a 64.2% lead for the Ryzen Threadripper PRO 9955WX that directly translates to higher frame rates. Multi-core Geekbench: 23,596 vs 15,500 (41.4% advantage for the Ryzen Threadripper PRO 9955WX). L3 cache: 64 MB (total) on the Ryzen Threadripper PRO 9955WX vs 128 MB on the Ryzen Threadripper PRO 5965WX.
| Feature | Ryzen Threadripper PRO 9955WX | Ryzen Threadripper PRO 5965WX |
|---|---|---|
| Cores / Threads | 16 / 32 | 24 / 48+50% |
| Boost Clock | 5.4 GHz+20% | 4.5 GHz |
| Base Clock | 4.5 GHz+18% | 3.8 GHz |
| L3 Cache | 64 MB (total) | 128 MB+100% |
| L2 Cache | 1 MB (per core)+100% | 512K (per core) |
| Process | 4 nm-43% | 7 nm |
| Architecture | Shimada Peak (2025) | Chagall PRO (2022) |
| PassMark | 67,561+1% | 66,614 |
| Cinebench R23 Multi | 40,000 | 45,000+13% |
| Geekbench 6 Single | 3,016+95% | 1,550 |
| Geekbench 6 Multi | 23,596+52% | 15,500 |
Memory & Platform
The Ryzen Threadripper PRO 9955WX uses the sTR5 socket (PCIe 4.0), while the Ryzen Threadripper PRO 5965WX uses sWRX8 (PCIe 4.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR5-6400 on the Ryzen Threadripper PRO 9955WX versus DDR4-3200 on the Ryzen Threadripper PRO 5965WX — the Ryzen Threadripper PRO 9955WX supports 22.2% faster memory, which can translate to measurable gains in memory-sensitive workloads. Both support up to 2048 GB of RAM. Both feature 8-channel memory with ECC support. Both provide 128 PCIe lanes. Chipset compatibility: WRX90 (Ryzen Threadripper PRO 9955WX) and WRX80 (Ryzen Threadripper PRO 5965WX).
| Feature | Ryzen Threadripper PRO 9955WX | Ryzen Threadripper PRO 5965WX |
|---|---|---|
| Socket | sTR5 | sWRX8 |
| PCIe Generation | PCIe 4.0 | PCIe 4.0 |
| Max RAM Speed | DDR5-6400+25% | DDR4-3200 |
| Max RAM Capacity | 2048 GB | 2048 GB |
| RAM Channels | 8 | 8 |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 128 | 128 |
Advanced Features
Both processors feature an unlocked multiplier for overclocking. Only the Ryzen Threadripper PRO 9955WX supports AVX-512 instructions — important for machine learning and scientific applications. Virtualization support: true (Ryzen Threadripper PRO 9955WX) vs AMD-V (Ryzen Threadripper PRO 5965WX). Primary use case: Ryzen Threadripper PRO 5965WX targets Professional Workstation. Direct competitor: Ryzen Threadripper PRO 9955WX rivals Xeon w7-3555; Ryzen Threadripper PRO 5965WX rivals Xeon Gold 6430.
| Feature | Ryzen Threadripper PRO 9955WX | Ryzen Threadripper PRO 5965WX |
|---|---|---|
| Integrated GPU | No | No |
| IGPU Model | None | None |
| Unlocked | Yes | Yes |
| AVX-512 | Yes | No |
| Virtualization | true | AMD-V |
| Target Use | — | Professional Workstation |
Value Analysis
The Ryzen Threadripper PRO 9955WX launched at $429 MSRP, while the Ryzen Threadripper PRO 5965WX debuted at $2399. At current prices ($450 vs $225), the Ryzen Threadripper PRO 5965WX is $225 cheaper. In terms of value (PassMark points per dollar), the Ryzen Threadripper PRO 9955WX delivers 150.1 pts/$ vs 296.1 pts/$ for the Ryzen Threadripper PRO 5965WX — making the Ryzen Threadripper PRO 5965WX the 65.4% better value option.
| Feature | Ryzen Threadripper PRO 9955WX | Ryzen Threadripper PRO 5965WX |
|---|---|---|
| MSRP | $429-82% | $2399 |
| Avg Price (30d) | $450 | $225-50% |
| Performance per Dollar | 150.1 | 296.1+97% |
| Release Date | 2025 | 2022 |
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