Core Ultra 7 265K vs Core i7-12700K
Core Ultra 7 265K
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 Core Ultra 7 265K
Performance Per Dollar Core i7-12700K
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core Ultra 7 265K | Core i7-12700K |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | Equivalent pricing | Equivalent pricing |
| Longevity | ✨ Modern (Arrow Lake-S (2024−2025) / 3 nm) | ✨ Modern (Alder Lake, Golden Cove, Gracemont (2021) / 10 nm) |
💎 Value Proposition
| Insight | Core Ultra 7 265K | Core i7-12700K |
|---|---|---|
| Cost Efficiency | ✅ Better overall value (+71%) | ❌ Lower cost efficiency |
| 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 Core Ultra 7 265K and Core i7-12700K
Core Ultra 7 265K
The Core Ultra 7 265K is manufactured by Intel. It was released in 24 October 2024 (1 year ago). It is based on the Arrow Lake-S (2024−2025) architecture. It features 20 cores and 20 threads. Base frequency is 3.9 GHz, with boost up to 5.5 GHz. L3 cache: 30 MB (total). L2 cache: 3 MB (per core). Built on 3 nm process technology. Socket: LGA1851. Thermal design power (TDP): 125 Watt. Memory support: DDR5-6400. Passmark benchmark score: 58,789 points. Launch price was $394.
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 Core Ultra 7 265K packs 20 cores / 20 threads, while the Core i7-12700K offers 12 cores / 20 threads — the Core Ultra 7 265K has 8 more cores. Boost clocks reach 5.5 GHz on the Core Ultra 7 265K versus 5 GHz on the Core i7-12700K — a 9.5% clock advantage for the Core Ultra 7 265K (base: 3.9 GHz vs 3.6 GHz). The Core Ultra 7 265K uses the Arrow Lake-S (2024−2025) architecture (3 nm), while the Core i7-12700K uses Alder Lake, Golden Cove, Gracemont (2021) (10 nm). In PassMark, the Core Ultra 7 265K scores 58,789 against the Core i7-12700K's 34,347 — a 52.5% lead for the Core Ultra 7 265K. L3 cache: 30 MB (total) on the Core Ultra 7 265K vs 25 MB (total) on the Core i7-12700K.
| Feature | Core Ultra 7 265K | Core i7-12700K |
|---|---|---|
| Cores / Threads | 20 / 20+67% | 12 / 20 |
| Boost Clock | 5.5 GHz+10% | 5 GHz |
| Base Clock | 3.9 GHz+8% | 3.6 GHz |
| L3 Cache | 30 MB (total)+20% | 25 MB (total) |
| L2 Cache | 3 MB (per core)+140% | 1.25 MB (per core) |
| Process | 3 nm-70% | 10 nm |
| Architecture | Arrow Lake-S (2024−2025) | Alder Lake, Golden Cove, Gracemont (2021) |
| PassMark | 58,789+71% | 34,347 |
| Cinebench R23 Multi | 36,309 | — |
| Geekbench 6 Single | 3,283 | — |
| Geekbench 6 Multi | 22,293 | — |
Memory & Platform
The Core Ultra 7 265K uses the LGA1851 socket (PCIe 5.0), while the Core i7-12700K uses LGA1700 (PCIe 5.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR5-6400 on the Core Ultra 7 265K versus 4800 on the Core i7-12700K — the Core i7-12700K supports 199.6% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Core Ultra 7 265K supports up to 256 GB of RAM compared to 128 — 66.7% more capacity for professional workloads. Both feature 2-channel memory with ECC support. Both provide 20 PCIe lanes. Chipset compatibility: LGA1851 (Core Ultra 7 265K) and Z690,B660 (Core i7-12700K).
| Feature | Core Ultra 7 265K | Core i7-12700K |
|---|---|---|
| Socket | LGA1851 | LGA1700 |
| PCIe Generation | PCIe 5.0 | PCIe 5.0 |
| Max RAM Speed | DDR5-6400 | 4800+95900% |
| Max RAM Capacity | 256 GB+209715100% | 128 |
| RAM Channels | 2 | 2 |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 20 | 20 |
Advanced Features
Both processors feature an unlocked multiplier for overclocking. Only the Core Ultra 7 265K supports AVX-512 instructions — important for machine learning and scientific applications. Both support VT-x, VT-d virtualization. Both include integrated graphics — Arc Graphics 64EU (Core Ultra 7 265K) and Intel UHD Graphics 770 (Core i7-12700K) — useful as a fallback for troubleshooting or display output without a dedicated GPU. Direct competitor: Core i7-12700K rivals Ryzen 7 5800X.
| Feature | Core Ultra 7 265K | Core i7-12700K |
|---|---|---|
| Integrated GPU | Yes | Yes |
| IGPU Model | Arc Graphics 64EU | Intel UHD Graphics 770 |
| Unlocked | Yes | Yes |
| AVX-512 | Yes | No |
| Virtualization | VT-x, VT-d | VT-x, VT-d |
Value Analysis
The Core Ultra 7 265K launched at $309 MSRP, while the Core i7-12700K debuted at $409. At current prices ($285 vs $285), the Core i7-12700K is $0 cheaper. In terms of value (PassMark points per dollar), the Core Ultra 7 265K delivers 206.3 pts/$ vs 120.5 pts/$ for the Core i7-12700K — making the Core Ultra 7 265K the 52.5% better value option.
| Feature | Core Ultra 7 265K | Core i7-12700K |
|---|---|---|
| MSRP | $309-24% | $409 |
| Avg Price (30d) | $285 | $285 |
| Performance per Dollar | 206.3+71% | 120.5 |
| Release Date | 2024 | 2021 |
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