CPU
GPU
Xeon Gold 6138T
Xeon W-2150B
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 6138T
Performance Per Dollar Xeon W-2150B
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon Gold 6138T | Xeon W-2150B |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | Equivalent pricing | Equivalent pricing |
| Longevity | ✨ Modern (Skylake (server) (2017−2018) / 14 nm) | ✨ Modern (Skylake (server) (2017−2018) / 14 nm) |
💎 Value Proposition
| Insight | Xeon Gold 6138T | Xeon W-2150B |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+1%) |
| Upfront Cost | Equivalent pricing | Equivalent pricing |
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 6138T and Xeon W-2150B
Xeon Gold 6138T
The Xeon Gold 6138T 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 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): 125 Watt. Memory support: DDR4-2666. Passmark benchmark score: 20,356 points. Launch price was $2,742.
Xeon W-2150B
The Xeon W-2150B is manufactured by Intel. It was released in 2015-01-01. It is based on the Skylake (server) (2017−2018) architecture. It features 10 cores and 20 threads. Base frequency is 3 GHz, with boost up to 4.5 GHz. L3 cache: 13.75 MB (total). L2 cache: 1 MB (per core). Built on 14 nm process technology. Socket: LGA2066. Thermal design power (TDP): 120 Watt. Memory support: DDR4-2666. Passmark benchmark score: 20,486 points. Launch price was $800.
Processing Power
The Xeon Gold 6138T packs 20 cores / 40 threads, while the Xeon W-2150B offers 10 cores / 20 threads — the Xeon Gold 6138T has 10 more cores. Boost clocks reach 3.7 GHz on the Xeon Gold 6138T versus 4.5 GHz on the Xeon W-2150B — a 19.5% clock advantage for the Xeon W-2150B (base: 2 GHz vs 3 GHz). Both are built on the Skylake (server) (2017−2018) architecture using a 14 nm process. In PassMark, the Xeon Gold 6138T scores 20,356 against the Xeon W-2150B's 20,486 — a 0.6% lead for the Xeon W-2150B. Geekbench 6 single-core — the metric most relevant to gaming — records 1,030 vs 1,410, a 31.1% lead for the Xeon W-2150B that directly translates to higher frame rates. Multi-core Geekbench: 11,988 vs 8,324 (36.1% advantage for the Xeon Gold 6138T). L3 cache: 27.5 MB on the Xeon Gold 6138T vs 13.75 MB (total) on the Xeon W-2150B.
| Feature | Xeon Gold 6138T | Xeon W-2150B |
|---|---|---|
| Cores / Threads | 20 / 40+100% | 10 / 20 |
| Boost Clock | 3.7 GHz | 4.5 GHz+22% |
| Base Clock | 2 GHz | 3 GHz+50% |
| L3 Cache | 27.5 MB+100% | 13.75 MB (total) |
| L2 Cache | 20 MB+1900% | 1 MB (per core) |
| Process | 14 nm | 14 nm |
| Architecture | Skylake (server) (2017−2018) | Skylake (server) (2017−2018) |
| PassMark | 20,356 | 20,486 |
| Cinebench R23 Multi | — | 11,463 |
| Geekbench 6 Single | 1,030 | 1,410+37% |
| Geekbench 6 Multi | 11,988+44% | 8,324 |
Memory & Platform
The Xeon Gold 6138T uses the LGA3647 socket (PCIe 3.0), while the Xeon W-2150B uses LGA2066 (PCIe 3.0) — making them incompatible on the same motherboard. Both support up to DDR4-2666 memory speed. The Xeon Gold 6138T supports up to 768 GB of RAM compared to 512 GB — 40% more capacity for professional workloads. Memory channels: 6 (Xeon Gold 6138T) vs 4 (Xeon W-2150B). Both provide 48 PCIe lanes. Chipset compatibility: C620 (Xeon Gold 6138T) and C422 (Xeon W-2150B).
| Feature | Xeon Gold 6138T | Xeon W-2150B |
|---|---|---|
| Socket | LGA3647 | LGA2066 |
| PCIe Generation | PCIe 3.0 | PCIe 3.0 |
| Max RAM Speed | DDR4-2666 | DDR4-2666 |
| Max RAM Capacity | 768 GB+50% | 512 GB |
| RAM Channels | 6+50% | 4 |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 48 | 48 |
Advanced Features
Both support AVX-512 instructions, benefiting scientific computing, AI inference, and encryption workloads. Virtualization support: Yes (Xeon Gold 6138T) vs VT-x, VT-d (Xeon W-2150B).
| Feature | Xeon Gold 6138T | Xeon W-2150B |
|---|---|---|
| Integrated GPU | No | No |
| Unlocked | — | No |
| AVX-512 | Yes | Yes |
| Virtualization | Yes | VT-x, VT-d |
Value Analysis
The Xeon Gold 6138T launched at $2742 MSRP, while the Xeon W-2150B debuted at $499. At current prices ($400 vs $400), the Xeon W-2150B is $0 cheaper. In terms of value (PassMark points per dollar), the Xeon Gold 6138T delivers 50.9 pts/$ vs 51.2 pts/$ for the Xeon W-2150B — making the Xeon W-2150B the 0.6% better value option.
| Feature | Xeon Gold 6138T | Xeon W-2150B |
|---|---|---|
| MSRP | $2742 | $499-82% |
| Avg Price (30d) | $400 | $400 |
| Performance per Dollar | 50.9 | 51.2 |
| Release Date | 2017 | 2017 |
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