Xeon Gold 6348 vs Xeon Gold 6438N
Xeon Gold 6348
Xeon Gold 6438N
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 6348
Performance Per Dollar Xeon Gold 6438N
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon Gold 6348 | Xeon Gold 6438N |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($2,097) | ⚠️ Higher cost ($3,351) |
| Longevity | ✨ Modern (Ice Lake-SP (2021) / 10 nm) | ✨ Modern (Sapphire Rapids (2023−2024) / Intel 7 nm) |
💎 Value Proposition
| Insight | Xeon Gold 6348 | Xeon Gold 6438N |
|---|---|---|
| Cost Efficiency | ✅ Better overall value (+57%) | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($2,097) | ⚠️ Higher cost ($3,351) |
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 6348 and Xeon Gold 6438N
Xeon Gold 6348
The Xeon Gold 6348 is manufactured by Intel. It was released in 2015-01-01. It is based on the Ice Lake-SP (2021) architecture. It features 28 cores and 56 threads. Base frequency is 2.6 GHz, with boost up to 3.5 GHz. L3 cache: 42 MB (total). L2 cache: 1 MB (per core). Built on 10 nm process technology. Socket: LGA4189. Thermal design power (TDP): 235 Watt. Memory support: DDR4-3200. Passmark benchmark score: 51,843 points. Launch price was $800.
Xeon Gold 6438N
The Xeon Gold 6438N is manufactured by Intel. It was released in 10 January 2023 (2 years ago). It is based on the Sapphire Rapids (2023−2024) architecture. It features 32 cores and 64 threads. Base frequency is 2 GHz, with boost up to 3.6 GHz. L3 cache: 60 MB. L2 cache: 2 MB (per core). Built on Intel 7 nm process technology. Socket: LGA4677. Thermal design power (TDP): 205 Watt. Memory support: DDR5-4800, DDR5-4400. Passmark benchmark score: 52,789 points. Launch price was $3,351.
Processing Power
The Xeon Gold 6348 packs 28 cores / 56 threads, while the Xeon Gold 6438N offers 32 cores / 64 threads — the Xeon Gold 6438N has 4 more cores. Boost clocks reach 3.5 GHz on the Xeon Gold 6348 versus 3.6 GHz on the Xeon Gold 6438N — a 2.8% clock advantage for the Xeon Gold 6438N (base: 2.6 GHz vs 2 GHz). The Xeon Gold 6348 uses the Ice Lake-SP (2021) architecture (10 nm), while the Xeon Gold 6438N uses Sapphire Rapids (2023−2024) (Intel 7 nm). In PassMark, the Xeon Gold 6348 scores 51,843 against the Xeon Gold 6438N's 52,789 — a 1.8% lead for the Xeon Gold 6438N. L3 cache: 42 MB (total) on the Xeon Gold 6348 vs 60 MB on the Xeon Gold 6438N.
| Feature | Xeon Gold 6348 | Xeon Gold 6438N |
|---|---|---|
| Cores / Threads | 28 / 56 | 32 / 64+14% |
| Boost Clock | 3.5 GHz | 3.6 GHz+3% |
| Base Clock | 2.6 GHz+30% | 2 GHz |
| L3 Cache | 42 MB (total) | 60 MB+43% |
| L2 Cache | 1 MB (per core) | 2 MB (per core)+100% |
| Process | 10 nm | Intel 7 nm-30% |
| Architecture | Ice Lake-SP (2021) | Sapphire Rapids (2023−2024) |
| PassMark | 51,843 | 52,789+2% |
| Geekbench 6 Single | — | 1,500 |
| Geekbench 6 Multi | — | 20,000 |
Memory & Platform
The Xeon Gold 6348 uses the LGA4189 socket (PCIe 4.0), while the Xeon Gold 6438N uses LGA4677 (PCIe 5.0) — making them incompatible on the same motherboard. Maximum memory speed reaches 3200 on the Xeon Gold 6348 versus DDR5-4800 on the Xeon Gold 6438N — the Xeon Gold 6348 supports 199.4% faster memory, which can translate to measurable gains in memory-sensitive workloads. Both support up to 4096 of RAM. Both feature 8-channel memory with ECC support. PCIe lanes: 64 (Xeon Gold 6348) vs 80 (Xeon Gold 6438N) — the Xeon Gold 6438N offers 16 more lanes for additional GPUs or NVMe drives. Chipset compatibility: C621A (Xeon Gold 6348) and C741 (Xeon Gold 6438N).
| Feature | Xeon Gold 6348 | Xeon Gold 6438N |
|---|---|---|
| Socket | LGA4189 | LGA4677 |
| PCIe Generation | PCIe 4.0 | PCIe 5.0+25% |
| Max RAM Speed | 3200+63900% | DDR5-4800 |
| Max RAM Capacity | 4096 | 4096 GB+104857500% |
| RAM Channels | 8 | 8 |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 64 | 80+25% |
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. Primary use case: Xeon Gold 6438N targets Server. Direct competitor: Xeon Gold 6348 rivals EPYC 7543; Xeon Gold 6438N rivals EPYC 9354.
| Feature | Xeon Gold 6348 | Xeon Gold 6438N |
|---|---|---|
| Integrated GPU | No | No |
| IGPU Model | None | None |
| Unlocked | No | No |
| AVX-512 | Yes | Yes |
| Virtualization | VT-x, VT-d | VT-x, VT-d |
| Target Use | — | Server |
Value Analysis
The Xeon Gold 6348 launched at $3583 MSRP, while the Xeon Gold 6438N debuted at $3351. At current prices ($2097 vs $3351), the Xeon Gold 6348 is $1254 cheaper. In terms of value (PassMark points per dollar), the Xeon Gold 6348 delivers 24.7 pts/$ vs 15.8 pts/$ for the Xeon Gold 6438N — making the Xeon Gold 6348 the 44.3% better value option.
| Feature | Xeon Gold 6348 | Xeon Gold 6438N |
|---|---|---|
| MSRP | $3583 | $3351-6% |
| Avg Price (30d) | $2097-37% | $3351 |
| Performance per Dollar | 24.7+56% | 15.8 |
| Release Date | 2021 | 2023 |
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