Xeon 6515P vs Xeon W-3275M
Xeon 6515P
Xeon W-3275M
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 6515P
Performance Per Dollar Xeon W-3275M
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon 6515P | Xeon W-3275M |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ✅ More affordable ($886) | ⚠️ Higher cost ($4,449) |
| Longevity | ✨ Modern (Granite Rapids (2024−2025) / Intel 3 nm) | ✨ Modern (Cascade Lake (2019−2020) / 14 nm) |
💎 Value Proposition
| Insight | Xeon 6515P | Xeon W-3275M |
|---|---|---|
| Cost Efficiency | ✅ Better overall value (+406%) | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($886) | ⚠️ Higher cost ($4,449) |
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 6515P and Xeon W-3275M
Xeon 6515P
The Xeon 6515P 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 2.3 GHz, with boost up to 3.8 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): 150 Watt. Memory support: DDR5(6400MT/s). Passmark benchmark score: 40,720 points. Launch price was $740.
Xeon W-3275M
The Xeon W-3275M is manufactured by Intel. It was released in 3 June 2019 (6 years ago). It is based on the Cascade Lake (2019−2020) architecture. It features 28 cores and 56 threads. Base frequency is 2.5 GHz, with boost up to 4.6 GHz. L3 cache: 38.5 MB. L2 cache: 28 MB. Built on 14 nm process technology. Socket: LGA3647. Thermal design power (TDP): 205 Watt. Memory support: DDR4-2933. Passmark benchmark score: 40,419 points. Launch price was $7,453.
Processing Power
The Xeon 6515P packs 16 cores / 32 threads, while the Xeon W-3275M offers 28 cores / 56 threads — the Xeon W-3275M has 12 more cores. Boost clocks reach 3.8 GHz on the Xeon 6515P versus 4.6 GHz on the Xeon W-3275M — a 19% clock advantage for the Xeon W-3275M (base: 2.3 GHz vs 2.5 GHz). The Xeon 6515P uses the Granite Rapids (2024−2025) architecture (Intel 3 nm), while the Xeon W-3275M uses Cascade Lake (2019−2020) (14 nm). In PassMark, the Xeon 6515P scores 40,720 against the Xeon W-3275M's 40,419 — a 0.7% lead for the Xeon 6515P. L3 cache: 72 MB (total) on the Xeon 6515P vs 38.5 MB on the Xeon W-3275M.
| Feature | Xeon 6515P | Xeon W-3275M |
|---|---|---|
| Cores / Threads | 16 / 32 | 28 / 56+75% |
| Boost Clock | 3.8 GHz | 4.6 GHz+21% |
| Base Clock | 2.3 GHz | 2.5 GHz+9% |
| L3 Cache | 72 MB (total)+87% | 38.5 MB |
| L2 Cache | 2 MB (per core) | 28 MB+1300% |
| Process | Intel 3 nm-79% | 14 nm |
| Architecture | Granite Rapids (2024−2025) | Cascade Lake (2019−2020) |
| PassMark | 40,720 | 40,419 |
Memory & Platform
The Xeon 6515P uses the LGA4710 socket (PCIe 5.0), while the Xeon W-3275M uses LGA3647 (PCIe 3.0) — making them incompatible on the same motherboard. Maximum memory speed reaches 6400 on the Xeon 6515P versus 2933 on the Xeon W-3275M — the Xeon 6515P supports 74.3% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Xeon 6515P supports up to 4096 of RAM compared to 2048 — 66.7% more capacity for professional workloads. Memory channels: 8 (Xeon 6515P) vs 6 (Xeon W-3275M). PCIe lanes: 88 (Xeon 6515P) vs 64 (Xeon W-3275M) — the Xeon 6515P offers 24 more lanes for additional GPUs or NVMe drives. Chipset compatibility: LGA4710 (Xeon 6515P) and C620 (Xeon W-3275M).
| Feature | Xeon 6515P | Xeon W-3275M |
|---|---|---|
| Socket | LGA4710 | LGA3647 |
| PCIe Generation | PCIe 5.0+67% | PCIe 3.0 |
| Max RAM Speed | 6400+118% | 2933 |
| Max RAM Capacity | 4096+100% | 2048 |
| RAM Channels | 8+33% | 6 |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 88+38% | 64 |
Advanced Features
Neither processor supports overclocking. Both support AVX-512 instructions, benefiting scientific computing, AI inference, and encryption workloads. Both support VT-x, VT-d virtualization. Direct competitor: Xeon 6515P rivals EPYC 9534; Xeon W-3275M rivals EPYC 7742.
| Feature | Xeon 6515P | Xeon W-3275M |
|---|---|---|
| Integrated GPU | No | No |
| IGPU Model | None | None |
| Unlocked | No | No |
| AVX-512 | Yes | Yes |
| Virtualization | VT-x, VT-d | VT-x, VT-d |
Value Analysis
The Xeon 6515P launched at $740 MSRP, while the Xeon W-3275M debuted at $4449. At current prices ($886 vs $4449), the Xeon 6515P is $3563 cheaper. In terms of value (PassMark points per dollar), the Xeon 6515P delivers 46.0 pts/$ vs 9.1 pts/$ for the Xeon W-3275M — making the Xeon 6515P the 134% better value option.
| Feature | Xeon 6515P | Xeon W-3275M |
|---|---|---|
| MSRP | $740-83% | $4449 |
| Avg Price (30d) | $886-80% | $4449 |
| Performance per Dollar | 46.0+405% | 9.1 |
| Release Date | 2025 | 2019 |
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