Xeon 6520P vs Xeon w9-3475X
Xeon 6520P
Xeon w9-3475X
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 Xeon 6520P
Performance Per Dollar Xeon w9-3475X
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon 6520P | Xeon w9-3475X |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($1,295) | ⚠️ Higher cost ($3,930) |
| Longevity | ✨ Modern (Granite Rapids (2024−2025) / Intel 3 nm) | ✨ Modern (Sapphire Rapids (2023−2024) / Intel 7 nm) |
💎 Value Proposition
| Insight | Xeon 6520P | Xeon w9-3475X |
|---|---|---|
| Cost Efficiency | ✅ Better overall value (+198%) | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($1,295) | ⚠️ Higher cost ($3,930) |
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 Xeon 6520P and Xeon w9-3475X
Xeon 6520P
The Xeon 6520P 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 24 cores and 48 threads. Base frequency is 2.4 GHz, with boost up to 4 GHz. L3 cache: 144 MB (total). L2 cache: 2 MB (per core). Built on Intel 3 nm process technology. Socket: LGA4710. Thermal design power (TDP): 210 Watt. Memory support: DDR5(6400MT/s). Passmark benchmark score: 64,010 points. Launch price was $1,295.
Xeon w9-3475X
The Xeon w9-3475X is manufactured by Intel. It was released in 15 February 2023 (2 years ago). It is based on the Sapphire Rapids (2023−2024) architecture. It features 36 cores and 72 threads. Base frequency is 2.2 GHz, with boost up to 4.8 GHz. L3 cache: 82.5 MB. L2 cache: 2 MB (per core). Built on Intel 7 nm process technology. Socket: LGA4677. Thermal design power (TDP): 300 Watt. Memory support: DDR5-4800. Passmark benchmark score: 65,077 points. Launch price was $3,739.
Processing Power
The Xeon 6520P packs 24 cores / 48 threads, while the Xeon w9-3475X offers 36 cores / 72 threads — the Xeon w9-3475X has 12 more cores. Boost clocks reach 4 GHz on the Xeon 6520P versus 4.8 GHz on the Xeon w9-3475X — a 18.2% clock advantage for the Xeon w9-3475X (base: 2.4 GHz vs 2.2 GHz). The Xeon 6520P uses the Granite Rapids (2024−2025) architecture (Intel 3 nm), while the Xeon w9-3475X uses Sapphire Rapids (2023−2024) (Intel 7 nm). In PassMark, the Xeon 6520P scores 64,010 against the Xeon w9-3475X's 65,077 — a 1.7% lead for the Xeon w9-3475X. Geekbench 6 single-core — the metric most relevant to gaming — records 1,900 vs 1,814, a 4.6% lead for the Xeon 6520P that directly translates to higher frame rates. Multi-core Geekbench: 25,000 vs 44,869 (56.9% advantage for the Xeon w9-3475X). L3 cache: 144 MB (total) on the Xeon 6520P vs 82.5 MB on the Xeon w9-3475X.
| Feature | Xeon 6520P | Xeon w9-3475X |
|---|---|---|
| Cores / Threads | 24 / 48 | 36 / 72+50% |
| Boost Clock | 4 GHz | 4.8 GHz+20% |
| Base Clock | 2.4 GHz+9% | 2.2 GHz |
| L3 Cache | 144 MB (total)+75% | 82.5 MB |
| L2 Cache | 2 MB (per core) | 2 MB (per core) |
| Process | Intel 3 nm-57% | Intel 7 nm |
| Architecture | Granite Rapids (2024−2025) | Sapphire Rapids (2023−2024) |
| PassMark | 64,010 | 65,077+2% |
| Geekbench 6 Single | 1,900+5% | 1,814 |
| Geekbench 6 Multi | 25,000 | 44,869+79% |
Memory & Platform
The Xeon 6520P uses the LGA4710 socket (PCIe 5.0), while the Xeon w9-3475X uses LGA4677 (PCIe 5.0) — making them incompatible on the same motherboard. Both support up to DDR5-6400 memory speed. The Xeon w9-3475X supports up to 4096 GB of RAM compared to 4 TB — 199.6% more capacity for professional workloads. Both feature 8-channel memory with ECC support. PCIe lanes: 88 (Xeon 6520P) vs 112 (Xeon w9-3475X) — the Xeon w9-3475X offers 24 more lanes for additional GPUs or NVMe drives. Chipset compatibility: FCLGA4710 (Xeon 6520P) and W790 (Xeon w9-3475X).
| Feature | Xeon 6520P | Xeon w9-3475X |
|---|---|---|
| Socket | LGA4710 | LGA4677 |
| PCIe Generation | PCIe 5.0 | PCIe 5.0 |
| Max RAM Speed | DDR5-6400 | DDR5-4800 |
| Max RAM Capacity | 4 TB | 4096 GB |
| RAM Channels | 8 | 8 |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 88 | 112+27% |
Advanced Features
Only the Xeon w9-3475X 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: VT-x, VT-d (Xeon 6520P) vs true (Xeon w9-3475X). Primary use case: Xeon 6520P targets Server. Direct competitor: Xeon 6520P rivals EPYC 9254; Xeon w9-3475X rivals Threadripper PRO 7965WX.
| Feature | Xeon 6520P | Xeon w9-3475X |
|---|---|---|
| Integrated GPU | No | No |
| IGPU Model | None | None |
| Unlocked | No | Yes |
| AVX-512 | Yes | Yes |
| Virtualization | VT-x, VT-d | true |
| Target Use | Server | — |
Value Analysis
The Xeon 6520P launched at $1295 MSRP, while the Xeon w9-3475X debuted at $3739. At current prices ($1295 vs $3930), the Xeon 6520P is $2635 cheaper. In terms of value (PassMark points per dollar), the Xeon 6520P delivers 49.4 pts/$ vs 16.6 pts/$ for the Xeon w9-3475X — making the Xeon 6520P the 99.6% better value option.
| Feature | Xeon 6520P | Xeon w9-3475X |
|---|---|---|
| MSRP | $1295-65% | $3739 |
| Avg Price (30d) | $1295-67% | $3930 |
| Performance per Dollar | 49.4+198% | 16.6 |
| Release Date | 2025 | 2023 |
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