Xeon Gold 6138 vs Ryzen 7 7800X3D
Xeon Gold 6138
Popular choices:
Ryzen 7 7800X3D
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 6138
Performance Per Dollar Ryzen 7 7800X3D
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon Gold 6138 | Ryzen 7 7800X3D |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($300) | ⚠️ Higher cost ($384) |
| Longevity | ✨ Modern (Skylake (server) (2017−2018) / 14 nm) | ✨ Modern (Raphael (Zen4) (2022−2023) / 5 nm) |
💎 Value Proposition
| Insight | Xeon Gold 6138 | Ryzen 7 7800X3D |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+11%) |
| Upfront Cost | ✅ More affordable ($300) | ⚠️ Higher cost ($384) |
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 6138 and Ryzen 7 7800X3D
Xeon Gold 6138
The Xeon Gold 6138 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: 24,108 points. Launch price was $2,612.
Ryzen 7 7800X3D
The Ryzen 7 7800X3D is manufactured by AMD. It was released in 4 January 2023 (2 years ago). It is based on the Raphael (Zen4) (2022−2023) architecture. It features 8 cores and 16 threads. Base frequency is 4.4 GHz, with boost up to 5 GHz. L3 cache: 96 MB (total). L2 cache: 1 MB (per core). Built on 5 nm process technology. Socket: AM5. Thermal design power (TDP): 120 Watt. Memory support: DDR5-5200. Passmark benchmark score: 34,293 points. Launch price was $449.
Processing Power
The Xeon Gold 6138 packs 20 cores / 40 threads, while the Ryzen 7 7800X3D offers 8 cores / 16 threads — the Xeon Gold 6138 has 12 more cores. Boost clocks reach 3.7 GHz on the Xeon Gold 6138 versus 5 GHz on the Ryzen 7 7800X3D — a 29.9% clock advantage for the Ryzen 7 7800X3D (base: 2 GHz vs 4.4 GHz). The Xeon Gold 6138 uses the Skylake (server) (2017−2018) architecture (14 nm), while the Ryzen 7 7800X3D uses Raphael (Zen4) (2022−2023) (5 nm). In PassMark, the Xeon Gold 6138 scores 24,108 against the Ryzen 7 7800X3D's 34,293 — a 34.9% lead for the Ryzen 7 7800X3D. Geekbench 6 single-core — the metric most relevant to gaming — records 1,261 vs 2,700, a 72.7% lead for the Ryzen 7 7800X3D that directly translates to higher frame rates. Multi-core Geekbench: 15,439 vs 15,000 (2.9% advantage for the Xeon Gold 6138). L3 cache: 27.5 MB on the Xeon Gold 6138 vs 96 MB (total) on the Ryzen 7 7800X3D.
| Feature | Xeon Gold 6138 | Ryzen 7 7800X3D |
|---|---|---|
| Cores / Threads | 20 / 40+150% | 8 / 16 |
| Boost Clock | 3.7 GHz | 5 GHz+35% |
| Base Clock | 2 GHz | 4.4 GHz+120% |
| L3 Cache | 27.5 MB | 96 MB (total)+249% |
| L2 Cache | 20 MB+1900% | 1 MB (per core) |
| Process | 14 nm | 5 nm-64% |
| Architecture | Skylake (server) (2017−2018) | Raphael (Zen4) (2022−2023) |
| PassMark | 24,108 | 34,293+42% |
| Cinebench R23 Multi | — | 18,500 |
| Geekbench 6 Single | 1,261 | 2,700+114% |
| Geekbench 6 Multi | 15,439+3% | 15,000 |
Memory & Platform
The Xeon Gold 6138 uses the LGA3647 socket (PCIe 3.0), while the Ryzen 7 7800X3D uses AM5 (PCIe 5.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR4-2666 on the Xeon Gold 6138 versus DDR5-5200 on the Ryzen 7 7800X3D — the Ryzen 7 7800X3D supports 22.2% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Xeon Gold 6138 supports up to 768 GB of RAM compared to 128 GB — 142.9% more capacity for professional workloads. Memory channels: 6 (Xeon Gold 6138) vs 2 (Ryzen 7 7800X3D). PCIe lanes: 48 (Xeon Gold 6138) vs 28 (Ryzen 7 7800X3D) — the Xeon Gold 6138 offers 20 more lanes for additional GPUs or NVMe drives. Chipset compatibility: C621 (Xeon Gold 6138) and X670E,X670,B650E,B650,A620 (Ryzen 7 7800X3D).
| Feature | Xeon Gold 6138 | Ryzen 7 7800X3D |
|---|---|---|
| Socket | LGA3647 | AM5 |
| PCIe Generation | PCIe 3.0 | PCIe 5.0+67% |
| Max RAM Speed | DDR4-2666 | DDR5-5200+25% |
| Max RAM Capacity | 768 GB+500% | 128 GB |
| RAM Channels | 6+200% | 2 |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 48+71% | 28 |
Advanced Features
Only the Ryzen 7 7800X3D has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Both support AVX-512 instructions, benefiting scientific computing, AI inference, and encryption workloads. Virtualization support: VT-x, VT-d (Xeon Gold 6138) vs AMD-V (Ryzen 7 7800X3D). The Ryzen 7 7800X3D includes integrated graphics (AMD Radeon Graphics (2-core)), while the Xeon Gold 6138 requires a dedicated GPU. Primary use case: Xeon Gold 6138 targets Server, Ryzen 7 7800X3D targets Gaming. Direct competitor: Ryzen 7 7800X3D rivals Intel Core i7-14700K.
| Feature | Xeon Gold 6138 | Ryzen 7 7800X3D |
|---|---|---|
| Integrated GPU | No | Yes |
| IGPU Model | None | AMD Radeon Graphics (2-core) |
| Unlocked | No | Yes |
| AVX-512 | Yes | Yes |
| Virtualization | VT-x, VT-d | AMD-V |
| Target Use | Server | Gaming |
Value Analysis
The Xeon Gold 6138 launched at $2612 MSRP, while the Ryzen 7 7800X3D debuted at $449. At current prices ($300 vs $384), the Xeon Gold 6138 is $84 cheaper. In terms of value (PassMark points per dollar), the Xeon Gold 6138 delivers 80.4 pts/$ vs 89.3 pts/$ for the Ryzen 7 7800X3D — making the Ryzen 7 7800X3D the 10.5% better value option.
| Feature | Xeon Gold 6138 | Ryzen 7 7800X3D |
|---|---|---|
| MSRP | $2612 | $449-83% |
| Avg Price (30d) | $300-22% | $384 |
| Performance per Dollar | 80.4 | 89.3+11% |
| Release Date | 2017 | 2023 |
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