Xeon Gold 6238 vs Xeon Gold 6148
Xeon Gold 6238
Xeon Gold 6148
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 6238
Performance Per Dollar Xeon Gold 6148
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon Gold 6238 | Xeon Gold 6148 |
|---|---|---|
| Gaming | Balanced gaming performance | Balanced gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($290) |
| Longevity | ✨ Modern (Cascade Lake (2019−2020) / 14 nm) | ✨ Modern (Skylake (server) (2017−2018) / 14 nm) |
💎 Value Proposition
| Insight | Xeon Gold 6238 | Xeon Gold 6148 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($290) |
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 6238 and Xeon Gold 6148
Xeon Gold 6238
The Xeon Gold 6238 is manufactured by Intel. It was released in 2 April 2019 (6 years ago). It is based on the Cascade Lake (2019−2020) architecture. It features 22 cores and 44 threads. Base frequency is 2.1 GHz, with boost up to 3.7 GHz. L3 cache: 30.25 MB. L2 cache: 22 MB. Built on 14 nm process technology. Socket: LGA3647. Thermal design power (TDP): 140 Watt. Memory support: DDR4-2933. Passmark benchmark score: 29,118 points. Launch price was $2,612.
Xeon Gold 6148
The Xeon Gold 6148 is manufactured by Intel. It was released in 25 April 2017 (8 years ago). It is based on the Skylake (server) (2017−2018) architecture. It features 20 cores and 40 threads. Base frequency is 2.4 GHz, with boost up to 3.7 GHz. L3 cache: 27.5 MB. L2 cache: 20 MB. Built on 14 nm process technology. Socket: LGA3647. Thermal design power (TDP): 150 Watt. Memory support: DDR4-2666. Passmark benchmark score: 29,021 points. Launch price was $3,072.
Processing Power
The Xeon Gold 6238 packs 22 cores / 44 threads, while the Xeon Gold 6148 offers 20 cores / 40 threads — the Xeon Gold 6238 has 2 more cores. Boost clocks reach 3.7 GHz on the Xeon Gold 6238 versus 3.7 GHz on the Xeon Gold 6148 — identical boost frequencies (base: 2.1 GHz vs 2.4 GHz). The Xeon Gold 6238 uses the Cascade Lake (2019−2020) architecture (14 nm), while the Xeon Gold 6148 uses Skylake (server) (2017−2018) (14 nm). In PassMark, the Xeon Gold 6238 scores 29,118 against the Xeon Gold 6148's 29,021 — a 0.3% lead for the Xeon Gold 6238. L3 cache: 30.25 MB on the Xeon Gold 6238 vs 27.5 MB on the Xeon Gold 6148.
| Feature | Xeon Gold 6238 | Xeon Gold 6148 |
|---|---|---|
| Cores / Threads | 22 / 44+10% | 20 / 40 |
| Boost Clock | 3.7 GHz | 3.7 GHz |
| Base Clock | 2.1 GHz | 2.4 GHz+14% |
| L3 Cache | 30.25 MB+10% | 27.5 MB |
| L2 Cache | 22 MB+10% | 20 MB |
| Process | 14 nm | 14 nm |
| Architecture | Cascade Lake (2019−2020) | Skylake (server) (2017−2018) |
| PassMark | 29,118 | 29,021 |
| Cinebench R23 Multi | — | 18,500 |
| Geekbench 6 Single | — | 1,254 |
| Geekbench 6 Multi | — | 9,445 |
Memory & Platform
Both processors use the LGA3647 socket with PCIe 3.0. Maximum memory speed reaches 2933 on the Xeon Gold 6238 versus DDR4-2666 on the Xeon Gold 6148 — the Xeon Gold 6238 supports 199.5% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Xeon Gold 6238 supports up to 1024 of RAM compared to 768 GB — 28.6% more capacity for professional workloads. Both feature 6-channel memory with ECC support. Both provide 48 PCIe lanes. Chipset compatibility: C621 (Xeon Gold 6238) and C620 (Xeon Gold 6148).
| Feature | Xeon Gold 6238 | Xeon Gold 6148 |
|---|---|---|
| Socket | LGA3647 | LGA3647 |
| PCIe Generation | PCIe 3.0 | PCIe 3.0 |
| Max RAM Speed | 2933+73225% | DDR4-2666 |
| Max RAM Capacity | 1024 | 768 GB+78643100% |
| RAM Channels | 6 | 6 |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 48 | 48 |
Advanced Features
Neither processor supports overclocking. Both support AVX-512 instructions, benefiting scientific computing, AI inference, and encryption workloads. Virtualization support: VT-x, VT-d (Xeon Gold 6238) vs VT-x, VT-d, EPT (Xeon Gold 6148). Primary use case: Xeon Gold 6148 targets Legacy Enterprise Workloads. Direct competitor: Xeon Gold 6238 rivals EPYC 7402; Xeon Gold 6148 rivals EPYC 7401.
| Feature | Xeon Gold 6238 | Xeon Gold 6148 |
|---|---|---|
| Integrated GPU | No | No |
| IGPU Model | None | — |
| Unlocked | No | No |
| AVX-512 | Yes | Yes |
| Virtualization | VT-x, VT-d | VT-x, VT-d, EPT |
| Target Use | — | Legacy Enterprise Workloads |
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