Ryzen Threadripper PRO 9955WX vs Xeon Platinum 8352Y
Ryzen Threadripper PRO 9955WX
Xeon Platinum 8352Y
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 Xeon Platinum 8352Y
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Ryzen Threadripper PRO 9955WX | Xeon Platinum 8352Y |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($450) | ⚠️ Higher cost ($3,995) |
| Longevity | ✨ Modern (Shimada Peak (2025) / 4 nm) | ✨ Modern (Legacy / 10 nm) |
💎 Value Proposition
| Insight | Ryzen Threadripper PRO 9955WX | Xeon Platinum 8352Y |
|---|---|---|
| Cost Efficiency | ✅ Better overall value (+774%) | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($450) | ⚠️ Higher cost ($3,995) |
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 Xeon Platinum 8352Y
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.
Xeon Platinum 8352Y
The Xeon Platinum 8352Y is manufactured by Intel. It was released in 2021-04-06. It features 32 cores and 64 threads. Base frequency is 2.2 GHz, with boost up to 3.4 GHz. L3 cache: 48 MB. Built on 10 nm process technology. Socket: LGA4189. Thermal design power (TDP): 205 Watt. Memory support: DDR4-3200. Passmark benchmark score: 68,643 points. Launch price was $3,995.
Processing Power
The Ryzen Threadripper PRO 9955WX packs 16 cores / 32 threads, while the Xeon Platinum 8352Y offers 32 cores / 64 threads — the Xeon Platinum 8352Y has 16 more cores. Boost clocks reach 5.4 GHz on the Ryzen Threadripper PRO 9955WX versus 3.4 GHz on the Xeon Platinum 8352Y — a 45.5% clock advantage for the Ryzen Threadripper PRO 9955WX (base: 4.5 GHz vs 2.2 GHz). The Ryzen Threadripper PRO 9955WX is built on the Shimada Peak (2025) architecture. In PassMark, the Ryzen Threadripper PRO 9955WX scores 67,561 against the Xeon Platinum 8352Y's 68,643 — a 1.6% lead for the Xeon Platinum 8352Y. L3 cache: 64 MB (total) on the Ryzen Threadripper PRO 9955WX vs 48 MB on the Xeon Platinum 8352Y.
| Feature | Ryzen Threadripper PRO 9955WX | Xeon Platinum 8352Y |
|---|---|---|
| Cores / Threads | 16 / 32 | 32 / 64+100% |
| Boost Clock | 5.4 GHz+59% | 3.4 GHz |
| Base Clock | 4.5 GHz+105% | 2.2 GHz |
| L3 Cache | 64 MB (total)+33% | 48 MB |
| L2 Cache | 1 MB (per core) | — |
| Process | 4 nm-60% | 10 nm |
| Architecture | Shimada Peak (2025) | — |
| PassMark | 67,561 | 68,643+2% |
| 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 Xeon Platinum 8352Y uses LGA4189 (PCIe 4.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR5-6400 on the Ryzen Threadripper PRO 9955WX versus 3200 on the Xeon Platinum 8352Y — the Xeon Platinum 8352Y supports 199.4% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Xeon Platinum 8352Y supports up to 4096 of RAM compared to 2048 GB — 66.7% more capacity for professional workloads. Both feature 8-channel memory with ECC support. PCIe lanes: 128 (Ryzen Threadripper PRO 9955WX) vs 64 (Xeon Platinum 8352Y) — the Ryzen Threadripper PRO 9955WX offers 64 more lanes for additional GPUs or NVMe drives. Chipset compatibility: WRX90 (Ryzen Threadripper PRO 9955WX) and C621A (Xeon Platinum 8352Y).
| Feature | Ryzen Threadripper PRO 9955WX | Xeon Platinum 8352Y |
|---|---|---|
| Socket | sTR5 | LGA4189 |
| PCIe Generation | PCIe 4.0 | PCIe 4.0 |
| Max RAM Speed | DDR5-6400 | 3200+63900% |
| Max RAM Capacity | 2048 GB+52428700% | 4096 |
| RAM Channels | 8 | 8 |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 128+100% | 64 |
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 (Xeon Platinum 8352Y). Direct competitor: Ryzen Threadripper PRO 9955WX rivals Xeon w7-3555; Xeon Platinum 8352Y rivals EPYC 7543.
| Feature | Ryzen Threadripper PRO 9955WX | Xeon Platinum 8352Y |
|---|---|---|
| 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 Xeon Platinum 8352Y debuted at $3995.
| Feature | Ryzen Threadripper PRO 9955WX | Xeon Platinum 8352Y |
|---|---|---|
| MSRP | $429-89% | $3995 |
| Avg Price (30d) | $450 | — |
| Release Date | 2025 | 2021 |
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