Xeon 6505P vs Xeon Gold 6338
Xeon 6505P
Xeon Gold 6338
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 6505P
Performance Per Dollar Xeon Gold 6338
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon 6505P | Xeon Gold 6338 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($563) | ⚠️ Higher cost ($1,604) |
| Longevity | ✨ Modern (Granite Rapids (2024−2025) / Intel 3 nm) | ✨ Modern (Legacy / 10 nm) |
💎 Value Proposition
| Insight | Xeon 6505P | Xeon Gold 6338 |
|---|---|---|
| Cost Efficiency | ✅ Better overall value (+179%) | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($563) | ⚠️ Higher cost ($1,604) |
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 6505P and Xeon Gold 6338
Xeon 6505P
The Xeon 6505P 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 12 cores and 24 threads. Base frequency is 2.2 GHz, with boost up to 4.1 GHz. L3 cache: 48 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: 39,341 points. Launch price was $563.
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.
Processing Power
The Xeon 6505P packs 12 cores / 24 threads, while the Xeon Gold 6338 offers 32 cores / 64 threads — the Xeon Gold 6338 has 20 more cores. Boost clocks reach 4.1 GHz on the Xeon 6505P versus 3.2 GHz on the Xeon Gold 6338 — a 24.7% clock advantage for the Xeon 6505P (base: 2.2 GHz vs 2 GHz). The Xeon 6505P is built on the Granite Rapids (2024−2025) architecture. In PassMark, the Xeon 6505P scores 39,341 against the Xeon Gold 6338's 40,225 — a 2.2% lead for the Xeon Gold 6338. L3 cache: 48 MB (total) on the Xeon 6505P vs 48 MB on the Xeon Gold 6338.
| Feature | Xeon 6505P | Xeon Gold 6338 |
|---|---|---|
| Cores / Threads | 12 / 24 | 32 / 64+167% |
| Boost Clock | 4.1 GHz+28% | 3.2 GHz |
| Base Clock | 2.2 GHz+10% | 2 GHz |
| L3 Cache | 48 MB (total) | 48 MB |
| L2 Cache | 2 MB (per core) | — |
| Process | Intel 3 nm-70% | 10 nm |
| Architecture | Granite Rapids (2024−2025) | — |
| PassMark | 39,341 | 40,225+2% |
Memory & Platform
The Xeon 6505P uses the LGA4710 socket (PCIe 5.0), while the Xeon Gold 6338 uses LGA4189 (PCIe 4.0) — making them incompatible on the same motherboard. Maximum memory speed reaches 6400 on the Xeon 6505P versus 3200 on the Xeon Gold 6338 — the Xeon 6505P 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: 88 (Xeon 6505P) vs 64 (Xeon Gold 6338) — the Xeon 6505P offers 24 more lanes for additional GPUs or NVMe drives. Chipset compatibility: LGA4710 (Xeon 6505P) and C621A (Xeon Gold 6338).
| Feature | Xeon 6505P | Xeon Gold 6338 |
|---|---|---|
| Socket | LGA4710 | LGA4189 |
| PCIe Generation | PCIe 5.0+25% | PCIe 4.0 |
| Max RAM Speed | 6400+100% | 3200 |
| Max RAM Capacity | 4096 | 6144+50% |
| RAM Channels | 8 | 8 |
| 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 6505P rivals EPYC 9334; Xeon Gold 6338 rivals EPYC 7543.
| Feature | Xeon 6505P | Xeon Gold 6338 |
|---|---|---|
| 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 6505P launched at $563 MSRP, while the Xeon Gold 6338 debuted at $2990. At current prices ($563 vs $1604), the Xeon 6505P is $1041 cheaper. In terms of value (PassMark points per dollar), the Xeon 6505P delivers 69.9 pts/$ vs 25.1 pts/$ for the Xeon Gold 6338 — making the Xeon 6505P the 94.4% better value option.
| Feature | Xeon 6505P | Xeon Gold 6338 |
|---|---|---|
| MSRP | $563-81% | $2990 |
| Avg Price (30d) | $563-65% | $1604 |
| Performance per Dollar | 69.9+178% | 25.1 |
| Release Date | 2025 | 2021 |
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