Xeon Gold 6138T vs Core i7-12700K
Xeon Gold 6138T
Core i7-12700K
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 Core i7-12700K
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon Gold 6138T | Core i7-12700K |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($400) | ✅ More affordable ($285) |
| Longevity | ✨ Modern (Skylake (server) (2017−2018) / 14 nm) | ✨ Modern (Alder Lake, Golden Cove, Gracemont (2021) / 10 nm) |
💎 Value Proposition
| Insight | Xeon Gold 6138T | Core i7-12700K |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+137%) |
| Upfront Cost | ⚠️ Higher cost ($400) | ✅ More affordable ($285) |
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 Core i7-12700K
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.
Core i7-12700K
The Core i7-12700K is manufactured by Intel. It was released in 4 November 2021 (4 years ago). It is based on the Alder Lake, Golden Cove, Gracemont (2021) architecture. It features 12 cores and 20 threads. Base frequency is 3.6 GHz, with boost up to 5 GHz. L3 cache: 25 MB (total). L2 cache: 1.25 MB (per core). Built on 10 nm process technology. Socket: LGA1700. Thermal design power (TDP): 125 Watt. Memory support: DDR4, DDR5. Passmark benchmark score: 34,347 points. Launch price was $409.
Processing Power
The Xeon Gold 6138T packs 20 cores / 40 threads, while the Core i7-12700K offers 12 cores / 20 threads — the Xeon Gold 6138T has 8 more cores. Boost clocks reach 3.7 GHz on the Xeon Gold 6138T versus 5 GHz on the Core i7-12700K — a 29.9% clock advantage for the Core i7-12700K (base: 2 GHz vs 3.6 GHz). The Xeon Gold 6138T uses the Skylake (server) (2017−2018) architecture (14 nm), while the Core i7-12700K uses Alder Lake, Golden Cove, Gracemont (2021) (10 nm). In PassMark, the Xeon Gold 6138T scores 20,356 against the Core i7-12700K's 34,347 — a 51.2% lead for the Core i7-12700K. L3 cache: 27.5 MB on the Xeon Gold 6138T vs 25 MB (total) on the Core i7-12700K.
| Feature | Xeon Gold 6138T | Core i7-12700K |
|---|---|---|
| Cores / Threads | 20 / 40+67% | 12 / 20 |
| Boost Clock | 3.7 GHz | 5 GHz+35% |
| Base Clock | 2 GHz | 3.6 GHz+80% |
| L3 Cache | 27.5 MB+10% | 25 MB (total) |
| L2 Cache | 20 MB+1500% | 1.25 MB (per core) |
| Process | 14 nm | 10 nm-29% |
| Architecture | Skylake (server) (2017−2018) | Alder Lake, Golden Cove, Gracemont (2021) |
| PassMark | 20,356 | 34,347+69% |
| Geekbench 6 Single | 1,030 | — |
| Geekbench 6 Multi | 11,988 | — |
Memory & Platform
The Xeon Gold 6138T uses the LGA3647 socket (PCIe 3.0), while the Core i7-12700K uses LGA1700 (PCIe 5.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR4-2666 on the Xeon Gold 6138T versus 4800 on the Core i7-12700K — the Core i7-12700K supports 199.7% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Xeon Gold 6138T supports up to 768 GB of RAM compared to 128 — 142.9% more capacity for professional workloads. Memory channels: 6 (Xeon Gold 6138T) vs 2 (Core i7-12700K). PCIe lanes: 48 (Xeon Gold 6138T) vs 20 (Core i7-12700K) — the Xeon Gold 6138T offers 28 more lanes for additional GPUs or NVMe drives. Chipset compatibility: C620 (Xeon Gold 6138T) and Z690,B660 (Core i7-12700K).
| Feature | Xeon Gold 6138T | Core i7-12700K |
|---|---|---|
| Socket | LGA3647 | LGA1700 |
| PCIe Generation | PCIe 3.0 | PCIe 5.0+67% |
| Max RAM Speed | DDR4-2666 | 4800+119900% |
| Max RAM Capacity | 768 GB+629145500% | 128 |
| RAM Channels | 6+200% | 2 |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 48+140% | 20 |
Advanced Features
Only the Xeon Gold 6138T supports AVX-512 instructions — important for machine learning and scientific applications. Virtualization support: Yes (Xeon Gold 6138T) vs VT-x, VT-d (Core i7-12700K). The Core i7-12700K includes integrated graphics (Intel UHD Graphics 770), while the Xeon Gold 6138T requires a dedicated GPU. Direct competitor: Core i7-12700K rivals Ryzen 7 5800X.
| Feature | Xeon Gold 6138T | Core i7-12700K |
|---|---|---|
| Integrated GPU | No | Yes |
| IGPU Model | — | Intel UHD Graphics 770 |
| Unlocked | — | Yes |
| AVX-512 | Yes | No |
| Virtualization | Yes | VT-x, VT-d |
Value Analysis
The Xeon Gold 6138T launched at $2742 MSRP, while the Core i7-12700K debuted at $409. At current prices ($400 vs $285), the Core i7-12700K is $115 cheaper. In terms of value (PassMark points per dollar), the Xeon Gold 6138T delivers 50.9 pts/$ vs 120.5 pts/$ for the Core i7-12700K — making the Core i7-12700K the 81.2% better value option.
| Feature | Xeon Gold 6138T | Core i7-12700K |
|---|---|---|
| MSRP | $2742 | $409-85% |
| Avg Price (30d) | $400 | $285-29% |
| Performance per Dollar | 50.9 | 120.5+137% |
| Release Date | 2017 | 2021 |
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