Xeon W-3275 vs Xeon Gold 6338N
Xeon W-3275
Xeon Gold 6338N
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 W-3275
Performance Per Dollar Xeon Gold 6338N
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon W-3275 | Xeon Gold 6338N |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($1,550) | ⚠️ Higher cost ($3,200) |
| Longevity | ✨ Modern (Cascade Lake (2019−2020) / 14 nm) | ✨ Modern (Ice Lake-SP (2021) / 10 nm) |
💎 Value Proposition
| Insight | Xeon W-3275 | Xeon Gold 6338N |
|---|---|---|
| Cost Efficiency | ✅ Better overall value (+102%) | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($1,550) | ⚠️ Higher cost ($3,200) |
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 W-3275 and Xeon Gold 6338N
Xeon W-3275
The Xeon W-3275 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: 41,267 points. Launch price was $4,449.
Xeon Gold 6338N
The Xeon Gold 6338N is manufactured by Intel. It was released in 2015-01-01. It is based on the Ice Lake-SP (2021) architecture. It features 32 cores and 64 threads. Base frequency is 2.2 GHz, with boost up to 3.5 GHz. L3 cache: 48 MB (total). L2 cache: 1 MB (per core). Built on 10 nm process technology. Socket: LGA4189. Thermal design power (TDP): 185 Watt. Memory support: DDR4-2667. Passmark benchmark score: 42,086 points. Launch price was $800.
Processing Power
The Xeon W-3275 packs 28 cores / 56 threads, while the Xeon Gold 6338N offers 32 cores / 64 threads — the Xeon Gold 6338N has 4 more cores. Boost clocks reach 4.6 GHz on the Xeon W-3275 versus 3.5 GHz on the Xeon Gold 6338N — a 27.2% clock advantage for the Xeon W-3275 (base: 2.5 GHz vs 2.2 GHz). The Xeon W-3275 uses the Cascade Lake (2019−2020) architecture (14 nm), while the Xeon Gold 6338N uses Ice Lake-SP (2021) (10 nm). In PassMark, the Xeon W-3275 scores 41,267 against the Xeon Gold 6338N's 42,086 — a 2% lead for the Xeon Gold 6338N. L3 cache: 38.5 MB on the Xeon W-3275 vs 48 MB (total) on the Xeon Gold 6338N.
| Feature | Xeon W-3275 | Xeon Gold 6338N |
|---|---|---|
| Cores / Threads | 28 / 56 | 32 / 64+14% |
| Boost Clock | 4.6 GHz+31% | 3.5 GHz |
| Base Clock | 2.5 GHz+14% | 2.2 GHz |
| L3 Cache | 38.5 MB | 48 MB (total)+25% |
| L2 Cache | 28 MB+2700% | 1 MB (per core) |
| Process | 14 nm | 10 nm-29% |
| Architecture | Cascade Lake (2019−2020) | Ice Lake-SP (2021) |
| PassMark | 41,267 | 42,086+2% |
Memory & Platform
The Xeon W-3275 uses the LGA3647 socket (PCIe 3.0), while the Xeon Gold 6338N uses LGA4189 (PCIe 4.0) — making them incompatible on the same motherboard. Maximum memory speed reaches 3200 on the Xeon W-3275 versus 2667 on the Xeon Gold 6338N — the Xeon W-3275 supports 18.2% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Xeon Gold 6338N supports up to 6144 of RAM compared to 1024 — 142.9% more capacity for professional workloads. Memory channels: 6 (Xeon W-3275) vs 8 (Xeon Gold 6338N). Both provide 64 PCIe lanes. Chipset compatibility: C621 (Xeon W-3275) and LGA4189 (Xeon Gold 6338N).
| Feature | Xeon W-3275 | Xeon Gold 6338N |
|---|---|---|
| Socket | LGA3647 | LGA4189 |
| PCIe Generation | PCIe 3.0 | PCIe 4.0+33% |
| Max RAM Speed | 3200+20% | 2667 |
| Max RAM Capacity | 1024 | 6144+500% |
| RAM Channels | 6 | 8+33% |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 64 | 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 W-3275 rivals Threadripper 3970X; Xeon Gold 6338N rivals EPYC 7513.
| Feature | Xeon W-3275 | Xeon Gold 6338N |
|---|---|---|
| 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 W-3275 launched at $4449 MSRP, while the Xeon Gold 6338N debuted at $3200. At current prices ($1550 vs $3200), the Xeon W-3275 is $1650 cheaper. In terms of value (PassMark points per dollar), the Xeon W-3275 delivers 26.6 pts/$ vs 13.2 pts/$ for the Xeon Gold 6338N — making the Xeon W-3275 the 67.7% better value option.
| Feature | Xeon W-3275 | Xeon Gold 6338N |
|---|---|---|
| MSRP | $4449 | $3200-28% |
| Avg Price (30d) | $1550-52% | $3200 |
| Performance per Dollar | 26.6+102% | 13.2 |
| Release Date | 2019 | 2021 |
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