CPU
GPU
Ryzen 9 9950X
Xeon w7-3555
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 9 9950X
Performance Per Dollar Xeon w7-3555
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Ryzen 9 9950X | Xeon w7-3555 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($129) | ⚠️ Higher cost ($2,199) |
| Longevity | ✨ Modern (Granite Ridge (2024−2025) / 4 nm) | ✨ Modern (Sapphire Rapids (2023−2024) / Intel 7 nm) |
💎 Value Proposition
| Insight | Ryzen 9 9950X | Xeon w7-3555 |
|---|---|---|
| Cost Efficiency | ✅ Better overall value (+1556%) | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($129) | ⚠️ Higher cost ($2,199) |
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 9 9950X and Xeon w7-3555
Ryzen 9 9950X
The Ryzen 9 9950X is manufactured by AMD. It was released in 15 August 2024 (1 year ago). It is based on the Granite Ridge (2024−2025) architecture. It features 16 cores and 32 threads. Base frequency is 4.3 GHz, with boost up to 5.7 GHz. L3 cache: 64 MB (total). L2 cache: 1 MB (per core). Built on 4 nm process technology. Socket: AM5. Thermal design power (TDP): 170 Watt. Memory support: DDR5. Passmark benchmark score: 65,833 points. Launch price was $649.
Xeon w7-3555
The Xeon w7-3555 is manufactured by Intel. It was released in 24 August 2024 (1 year ago). It is based on the Sapphire Rapids (2023−2024) architecture. It features 28 cores and 56 threads. Base frequency is 2.7 GHz, with boost up to 4.8 GHz. L3 cache: 75 MB. L2 cache: 2 MB (per core). Built on Intel 7 nm process technology. Socket: LGA4677. Thermal design power (TDP): 325 Watt. Memory support: DDR5-4800. Passmark benchmark score: 67,754 points. Launch price was $2,339.
Processing Power
The Ryzen 9 9950X packs 16 cores / 32 threads, while the Xeon w7-3555 offers 28 cores / 56 threads — the Xeon w7-3555 has 12 more cores. Boost clocks reach 5.7 GHz on the Ryzen 9 9950X versus 4.8 GHz on the Xeon w7-3555 — a 17.1% clock advantage for the Ryzen 9 9950X (base: 4.3 GHz vs 2.7 GHz). The Ryzen 9 9950X uses the Granite Ridge (2024−2025) architecture (4 nm), while the Xeon w7-3555 uses Sapphire Rapids (2023−2024) (Intel 7 nm). In PassMark, the Ryzen 9 9950X scores 65,833 against the Xeon w7-3555's 67,754 — a 2.9% lead for the Xeon w7-3555. Geekbench 6 single-core — the metric most relevant to gaming — records 3,384 vs 2,300, a 38.1% lead for the Ryzen 9 9950X that directly translates to higher frame rates. Multi-core Geekbench: 21,441 vs 17,120 (22.4% advantage for the Ryzen 9 9950X). L3 cache: 64 MB (total) on the Ryzen 9 9950X vs 75 MB on the Xeon w7-3555.
| Feature | Ryzen 9 9950X | Xeon w7-3555 |
|---|---|---|
| Cores / Threads | 16 / 32 | 28 / 56+75% |
| Boost Clock | 5.7 GHz+19% | 4.8 GHz |
| Base Clock | 4.3 GHz+59% | 2.7 GHz |
| L3 Cache | 64 MB (total) | 75 MB+17% |
| L2 Cache | 1 MB (per core) | 2 MB (per core)+100% |
| Process | 4 nm-43% | Intel 7 nm |
| Architecture | Granite Ridge (2024−2025) | Sapphire Rapids (2023−2024) |
| PassMark | 65,833 | 67,754+3% |
| Cinebench R23 Multi | 42,871 | — |
| Geekbench 6 Single | 3,384+47% | 2,300 |
| Geekbench 6 Multi | 21,441+25% | 17,120 |
Memory & Platform
The Ryzen 9 9950X uses the AM5 socket (PCIe 5.0), while the Xeon w7-3555 uses LGA4677 (PCIe 5.0) — making them incompatible on the same motherboard. Both support up to DDR5-5600 memory speed. The Xeon w7-3555 supports up to 4096 GB of RAM compared to 192 GB — 182.1% more capacity for professional workloads. Memory channels: 2 (Ryzen 9 9950X) vs 8 (Xeon w7-3555). PCIe lanes: 24 (Ryzen 9 9950X) vs 112 (Xeon w7-3555) — the Xeon w7-3555 offers 88 more lanes for additional GPUs or NVMe drives. Chipset compatibility: X670E,X670,B650E,B650 (Ryzen 9 9950X) and W790 (Xeon w7-3555).
| Feature | Ryzen 9 9950X | Xeon w7-3555 |
|---|---|---|
| Socket | AM5 | LGA4677 |
| PCIe Generation | PCIe 5.0 | PCIe 5.0 |
| Max RAM Speed | DDR5-5600 | DDR5-4800 |
| Max RAM Capacity | 192 GB | 4096 GB+2033% |
| RAM Channels | 2 | 8+300% |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 24 | 112+367% |
Advanced Features
Both processors feature an unlocked multiplier for overclocking. Both support AVX-512 instructions, benefiting scientific computing, AI inference, and encryption workloads. Both support true virtualization. The Ryzen 9 9950X includes integrated graphics (Radeon Graphics (2 Cores)), while the Xeon w7-3555 requires a dedicated GPU. Direct competitor: Ryzen 9 9950X rivals Core Ultra 9 285K; Xeon w7-3555 rivals Threadripper PRO 7965WX.
| Feature | Ryzen 9 9950X | Xeon w7-3555 |
|---|---|---|
| Integrated GPU | Yes | No |
| IGPU Model | Radeon Graphics (2 Cores) | None |
| Unlocked | Yes | Yes |
| AVX-512 | Yes | Yes |
| Virtualization | true | true |
Value Analysis
The Ryzen 9 9950X launched at $649 MSRP, while the Xeon w7-3555 debuted at $2749. At current prices ($129 vs $2199), the Ryzen 9 9950X is $2070 cheaper. In terms of value (PassMark points per dollar), the Ryzen 9 9950X delivers 510.3 pts/$ vs 30.8 pts/$ for the Xeon w7-3555 — making the Ryzen 9 9950X the 177.2% better value option.
| Feature | Ryzen 9 9950X | Xeon w7-3555 |
|---|---|---|
| MSRP | $649-76% | $2749 |
| Avg Price (30d) | $129-94% | $2199 |
| Performance per Dollar | 510.3+1557% | 30.8 |
| Release Date | 2024 | 2024 |
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