CPU
GPU
Xeon Gold 6338
Xeon 6515P
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 Gold 6338
Performance Per Dollar Xeon 6515P
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon Gold 6338 | Xeon 6515P |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($1,604) | ✅ More affordable ($886) |
| Longevity | ✨ Modern (Legacy / 10 nm) | ✨ Modern (Granite Rapids (2024−2025) / Intel 3 nm) |
💎 Value Proposition
| Insight | Xeon Gold 6338 | Xeon 6515P |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+83%) |
| Upfront Cost | ⚠️ Higher cost ($1,604) | ✅ More affordable ($886) |
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 Gold 6338 and Xeon 6515P
Xeon Gold 6338
The Xeon Gold 6338 is manufactured by Intel. It was released in 2015-01-01. It features 32 cores and 64 threads. Base frequency is 2 GHz, with boost up to 3.2 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: 40,225 points. Launch price was $800.
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.
Processing Power
The Xeon Gold 6338 packs 32 cores / 64 threads, while the Xeon 6515P offers 16 cores / 32 threads — the Xeon Gold 6338 has 16 more cores. Boost clocks reach 3.2 GHz on the Xeon Gold 6338 versus 3.8 GHz on the Xeon 6515P — a 17.1% clock advantage for the Xeon 6515P (base: 2 GHz vs 2.3 GHz). The Xeon 6515P is built on the Granite Rapids (2024−2025) architecture. In PassMark, the Xeon Gold 6338 scores 40,225 against the Xeon 6515P's 40,720 — a 1.2% lead for the Xeon 6515P. L3 cache: 48 MB on the Xeon Gold 6338 vs 72 MB (total) on the Xeon 6515P.
| Feature | Xeon Gold 6338 | Xeon 6515P |
|---|---|---|
| Cores / Threads | 32 / 64+100% | 16 / 32 |
| Boost Clock | 3.2 GHz | 3.8 GHz+19% |
| Base Clock | 2 GHz | 2.3 GHz+15% |
| L3 Cache | 48 MB | 72 MB (total)+50% |
| L2 Cache | — | 2 MB (per core) |
| Process | 10 nm | Intel 3 nm-70% |
| Architecture | — | Granite Rapids (2024−2025) |
| PassMark | 40,225 | 40,720+1% |
Memory & Platform
The Xeon Gold 6338 uses the LGA4189 socket (PCIe 4.0), while the Xeon 6515P uses LGA4710 (PCIe 5.0) — making them incompatible on the same motherboard. Maximum memory speed reaches 3200 on the Xeon Gold 6338 versus 6400 on the Xeon 6515P — the Xeon 6515P supports 66.7% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Xeon Gold 6338 supports up to 6144 of RAM compared to 4096 — 40% more capacity for professional workloads. Both feature 8-channel memory with ECC support. PCIe lanes: 64 (Xeon Gold 6338) vs 88 (Xeon 6515P) — the Xeon 6515P offers 24 more lanes for additional GPUs or NVMe drives. Chipset compatibility: C621A (Xeon Gold 6338) and LGA4710 (Xeon 6515P).
| Feature | Xeon Gold 6338 | Xeon 6515P |
|---|---|---|
| Socket | LGA4189 | LGA4710 |
| PCIe Generation | PCIe 4.0 | PCIe 5.0+25% |
| Max RAM Speed | 3200 | 6400+100% |
| Max RAM Capacity | 6144+50% | 4096 |
| RAM Channels | 8 | 8 |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 64 | 88+38% |
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 Gold 6338 rivals EPYC 7543; Xeon 6515P rivals EPYC 9534.
| Feature | Xeon Gold 6338 | Xeon 6515P |
|---|---|---|
| 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 Gold 6338 launched at $2990 MSRP, while the Xeon 6515P debuted at $740. At current prices ($1604 vs $886), the Xeon 6515P is $718 cheaper. In terms of value (PassMark points per dollar), the Xeon Gold 6338 delivers 25.1 pts/$ vs 46.0 pts/$ for the Xeon 6515P — making the Xeon 6515P the 58.8% better value option.
| Feature | Xeon Gold 6338 | Xeon 6515P |
|---|---|---|
| MSRP | $2990 | $740-75% |
| Avg Price (30d) | $1604 | $886-45% |
| Performance per Dollar | 25.1 | 46.0+83% |
| Release Date | 2021 | 2025 |
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