Ryzen 9 7900 vs Xeon 6517P
Ryzen 9 7900
Xeon 6517P
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 7900
Performance Per Dollar Xeon 6517P
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Ryzen 9 7900 | Xeon 6517P |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($370) | ⚠️ Higher cost ($1,195) |
| Longevity | ✨ Modern (Raphael (Zen4) (2022−2023) / 5 nm) | ✨ Modern (Granite Rapids (2024−2025) / Intel 3 nm) |
💎 Value Proposition
| Insight | Ryzen 9 7900 | Xeon 6517P |
|---|---|---|
| Cost Efficiency | ✅ Better overall value (+219%) | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($370) | ⚠️ Higher cost ($1,195) |
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 7900 and Xeon 6517P
Ryzen 9 7900
The Ryzen 9 7900 is manufactured by AMD. It was released in 14 January 2023 (2 years ago). It is based on the Raphael (Zen4) (2022−2023) architecture. It features 12 cores and 24 threads. Base frequency is 3.7 GHz, with boost up to 5.4 GHz. L3 cache: 64 MB (total). L2 cache: 1 MB (per core). Built on 5 nm process technology. Socket: AM5. Thermal design power (TDP): 65 Watt. Memory support: DDR5-5200. Passmark benchmark score: 48,168 points. Launch price was $429.
Xeon 6517P
The Xeon 6517P is manufactured by Intel. It was released in 24 February 2025 (less than a year ago). It is based on the Granite Rapids (2024−2025) architecture. It features 16 cores and 32 threads. Base frequency is 3.2 GHz, with boost up to 4.2 GHz. L3 cache: 72 MB (total). L2 cache: 2 MB (per core). Built on Intel 3 nm process technology. Socket: LGA4710. Thermal design power (TDP): 190 Watt. Memory support: DDR5(6400MT/s). Passmark benchmark score: 48,810 points. Launch price was $1,195.
Processing Power
The Ryzen 9 7900 packs 12 cores / 24 threads, while the Xeon 6517P offers 16 cores / 32 threads — the Xeon 6517P has 4 more cores. Boost clocks reach 5.4 GHz on the Ryzen 9 7900 versus 4.2 GHz on the Xeon 6517P — a 25% clock advantage for the Ryzen 9 7900 (base: 3.7 GHz vs 3.2 GHz). The Ryzen 9 7900 uses the Raphael (Zen4) (2022−2023) architecture (5 nm), while the Xeon 6517P uses Granite Rapids (2024−2025) (Intel 3 nm). In PassMark, the Ryzen 9 7900 scores 48,168 against the Xeon 6517P's 48,810 — a 1.3% lead for the Xeon 6517P. L3 cache: 64 MB (total) on the Ryzen 9 7900 vs 72 MB (total) on the Xeon 6517P.
| Feature | Ryzen 9 7900 | Xeon 6517P |
|---|---|---|
| Cores / Threads | 12 / 24 | 16 / 32+33% |
| Boost Clock | 5.4 GHz+29% | 4.2 GHz |
| Base Clock | 3.7 GHz+16% | 3.2 GHz |
| L3 Cache | 64 MB (total) | 72 MB (total)+13% |
| L2 Cache | 1 MB (per core) | 2 MB (per core)+100% |
| Process | 5 nm | Intel 3 nm-40% |
| Architecture | Raphael (Zen4) (2022−2023) | Granite Rapids (2024−2025) |
| PassMark | 48,168 | 48,810+1% |
| Cinebench R23 Multi | 24,600 | — |
| Geekbench 6 Single | 2,800 | — |
| Geekbench 6 Multi | 18,000 | — |
Memory & Platform
The Ryzen 9 7900 uses the AM5 socket (PCIe 5.0), while the Xeon 6517P uses LGA4710 (PCIe 5.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR5-5200 on the Ryzen 9 7900 versus 6400 on the Xeon 6517P — the Xeon 6517P supports 199.7% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Xeon 6517P supports up to 4096 of RAM compared to 128 GB — 187.9% more capacity for professional workloads. Memory channels: 2 (Ryzen 9 7900) vs 8 (Xeon 6517P). PCIe lanes: 28 (Ryzen 9 7900) vs 88 (Xeon 6517P) — the Xeon 6517P offers 60 more lanes for additional GPUs or NVMe drives. Chipset compatibility: AMD X670E,AMD X670,AMD B650E,AMD B650,AMD A620 (Ryzen 9 7900) and Granite Rapids-SP (Xeon 6517P).
| Feature | Ryzen 9 7900 | Xeon 6517P |
|---|---|---|
| Socket | AM5 | LGA4710 |
| PCIe Generation | PCIe 5.0 | PCIe 5.0 |
| Max RAM Speed | DDR5-5200 | 6400+127900% |
| Max RAM Capacity | 128 GB+3276700% | 4096 |
| RAM Channels | 2 | 8+300% |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 28 | 88+214% |
Advanced Features
Only the Ryzen 9 7900 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 9 7900) vs VT-x, VT-d (Xeon 6517P). The Ryzen 9 7900 includes integrated graphics (Radeon Graphics (Raphael)), while the Xeon 6517P requires a dedicated GPU. Direct competitor: Ryzen 9 7900 rivals Core i9-13900; Xeon 6517P rivals EPYC 9554.
| Feature | Ryzen 9 7900 | Xeon 6517P |
|---|---|---|
| Integrated GPU | Yes | No |
| IGPU Model | Radeon Graphics (Raphael) | None |
| Unlocked | Yes | No |
| AVX-512 | Yes | Yes |
| Virtualization | true | VT-x, VT-d |
Value Analysis
The Ryzen 9 7900 launched at $429 MSRP, while the Xeon 6517P debuted at $1195. At current prices ($370 vs $1195), the Ryzen 9 7900 is $825 cheaper. In terms of value (PassMark points per dollar), the Ryzen 9 7900 delivers 130.2 pts/$ vs 40.8 pts/$ for the Xeon 6517P — making the Ryzen 9 7900 the 104.5% better value option.
| Feature | Ryzen 9 7900 | Xeon 6517P |
|---|---|---|
| MSRP | $429-64% | $1195 |
| Avg Price (30d) | $370-69% | $1195 |
| Performance per Dollar | 130.2+219% | 40.8 |
| Release Date | 2023 | 2025 |
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