Core i7-12700K vs Xeon Gold 6142
Core i7-12700K
Xeon Gold 6142
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 Core i7-12700K
Performance Per Dollar Xeon Gold 6142
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i7-12700K | Xeon Gold 6142 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ⚠️ Higher cost ($285) | ✅ More affordable ($0) |
| Longevity | ✨ Modern (Alder Lake, Golden Cove, Gracemont (2021) / 10 nm) | ✨ Modern (Skylake (server) (2017−2018) / 14 nm) |
💎 Value Proposition
| Insight | Core i7-12700K | Xeon Gold 6142 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($285) | ✅ More affordable ($0) |
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 Core i7-12700K and Xeon Gold 6142
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.
Xeon Gold 6142
The Xeon Gold 6142 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 16 cores and 32 threads. Base frequency is 2.6 GHz, with boost up to 3.7 GHz. L3 cache: 22 MB. L2 cache: 16 MB. Built on 14 nm process technology. Socket: LGA3647. Thermal design power (TDP): 150 Watt. Memory support: DDR4-2666. Passmark benchmark score: 25,490 points. Launch price was $2,946.
Processing Power
The Core i7-12700K packs 12 cores / 20 threads, while the Xeon Gold 6142 offers 16 cores / 32 threads — the Xeon Gold 6142 has 4 more cores. Boost clocks reach 5 GHz on the Core i7-12700K versus 3.7 GHz on the Xeon Gold 6142 — a 29.9% clock advantage for the Core i7-12700K (base: 3.6 GHz vs 2.6 GHz). The Core i7-12700K uses the Alder Lake, Golden Cove, Gracemont (2021) architecture (10 nm), while the Xeon Gold 6142 uses Skylake (server) (2017−2018) (14 nm). In PassMark, the Core i7-12700K scores 34,347 against the Xeon Gold 6142's 25,490 — a 29.6% lead for the Core i7-12700K. L3 cache: 25 MB (total) on the Core i7-12700K vs 22 MB on the Xeon Gold 6142.
| Feature | Core i7-12700K | Xeon Gold 6142 |
|---|---|---|
| Cores / Threads | 12 / 20 | 16 / 32+33% |
| Boost Clock | 5 GHz+35% | 3.7 GHz |
| Base Clock | 3.6 GHz+38% | 2.6 GHz |
| L3 Cache | 25 MB (total)+14% | 22 MB |
| L2 Cache | 1.25 MB (per core) | 16 MB+1180% |
| Process | 10 nm-29% | 14 nm |
| Architecture | Alder Lake, Golden Cove, Gracemont (2021) | Skylake (server) (2017−2018) |
| PassMark | 34,347+35% | 25,490 |
Memory & Platform
The Core i7-12700K uses the LGA1700 socket (PCIe 5.0), while the Xeon Gold 6142 uses LGA3647 (PCIe 3.0) — making them incompatible on the same motherboard. Maximum memory speed reaches 4800 on the Core i7-12700K versus 2666 on the Xeon Gold 6142 — the Core i7-12700K supports 57.2% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Xeon Gold 6142 supports up to 768 of RAM compared to 128 — 142.9% more capacity for professional workloads. Memory channels: 2 (Core i7-12700K) vs 6 (Xeon Gold 6142). PCIe lanes: 20 (Core i7-12700K) vs 48 (Xeon Gold 6142) — the Xeon Gold 6142 offers 28 more lanes for additional GPUs or NVMe drives. Chipset compatibility: Z690,B660 (Core i7-12700K) and C621 (Xeon Gold 6142).
| Feature | Core i7-12700K | Xeon Gold 6142 |
|---|---|---|
| Socket | LGA1700 | LGA3647 |
| PCIe Generation | PCIe 5.0+67% | PCIe 3.0 |
| Max RAM Speed | 4800+80% | 2666 |
| Max RAM Capacity | 128 | 768+500% |
| RAM Channels | 2 | 6+200% |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 20 | 48+140% |
Advanced Features
Only the Core i7-12700K has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Only the Xeon Gold 6142 supports AVX-512 instructions — important for machine learning and scientific applications. Both support VT-x, VT-d virtualization. The Core i7-12700K includes integrated graphics (Intel UHD Graphics 770), while the Xeon Gold 6142 requires a dedicated GPU. Direct competitor: Core i7-12700K rivals Ryzen 7 5800X; Xeon Gold 6142 rivals EPYC 7451.
| Feature | Core i7-12700K | Xeon Gold 6142 |
|---|---|---|
| Integrated GPU | Yes | No |
| IGPU Model | Intel UHD Graphics 770 | None |
| Unlocked | Yes | No |
| AVX-512 | No | Yes |
| Virtualization | VT-x, VT-d | VT-x, VT-d |
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