Core i5-11600KF vs Core Ultra 7 266V
Core i5-11600KF
Core Ultra 7 266V
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 i5-11600KF
Performance Per Dollar Core Ultra 7 266V
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i5-11600KF | Core Ultra 7 266V |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ✅ More affordable ($157) | ⚠️ Higher cost ($520) |
| Longevity | ✨ Modern (Rocket Lake (2021) / 14 nm) | ✨ Modern (Lunar Lake (2024) / 3 nm) |
💎 Value Proposition
| Insight | Core i5-11600KF | Core Ultra 7 266V |
|---|---|---|
| Cost Efficiency | ✅ Better overall value (+235%) | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($157) | ⚠️ Higher cost ($520) |
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 i5-11600KF and Core Ultra 7 266V
Core i5-11600KF
The Core i5-11600KF is manufactured by Intel. It was released in 16 March 2021 (4 years ago). It is based on the Rocket Lake (2021) architecture. It features 6 cores and 12 threads. Base frequency is 3.9 GHz, with boost up to 4.9 GHz. L3 cache: 12 MB (total). L2 cache: 256K (per core). Built on 14 nm process technology. Socket: LGA1200. Thermal design power (TDP): 125 Watt. Memory support: DDR4-3200. Passmark benchmark score: 19,468 points. Launch price was $299.
Core Ultra 7 266V
The Core Ultra 7 266V is manufactured by Intel. It was released in 24 September 2024 (1 year ago). It is based on the Lunar Lake (2024) architecture. It features 8 cores and 8 threads. Base frequency is 2.2 GHz, with boost up to 5 GHz. L3 cache: 12 MB (total). L2 cache: 2.5 MB (per core). Built on 3 nm process technology. Socket: FCBGA2833. Thermal design power (TDP): 17 Watt. Memory support: DDR5. Passmark benchmark score: 19,274 points. Launch price was $299.
Processing Power
The Core i5-11600KF packs 6 cores / 12 threads, while the Core Ultra 7 266V offers 8 cores / 8 threads — the Core Ultra 7 266V has 2 more cores. Boost clocks reach 4.9 GHz on the Core i5-11600KF versus 5 GHz on the Core Ultra 7 266V — a 2% clock advantage for the Core Ultra 7 266V (base: 3.9 GHz vs 2.2 GHz). The Core i5-11600KF uses the Rocket Lake (2021) architecture (14 nm), while the Core Ultra 7 266V uses Lunar Lake (2024) (3 nm). In PassMark, the Core i5-11600KF scores 19,468 against the Core Ultra 7 266V's 19,274 — a 1% lead for the Core i5-11600KF. Both processors carry 12 MB (total) of L3 cache.
| Feature | Core i5-11600KF | Core Ultra 7 266V |
|---|---|---|
| Cores / Threads | 6 / 12 | 8 / 8+33% |
| Boost Clock | 4.9 GHz | 5 GHz+2% |
| Base Clock | 3.9 GHz+77% | 2.2 GHz |
| L3 Cache | 12 MB (total) | 12 MB (total) |
| L2 Cache | 256K (per core) | 2.5 MB (per core)+900% |
| Process | 14 nm | 3 nm-79% |
| Architecture | Rocket Lake (2021) | Lunar Lake (2024) |
| PassMark | 19,468+1% | 19,274 |
| Cinebench R23 Multi | 11,277 | — |
| Geekbench 6 Single | 2,138 | — |
| Geekbench 6 Multi | 8,631 | — |
Memory & Platform
The Core i5-11600KF uses the LGA1200 socket (PCIe 4.0), while the Core Ultra 7 266V uses FCBGA2833 (PCIe 5.0) — making them incompatible on the same motherboard.
| Feature | Core i5-11600KF | Core Ultra 7 266V |
|---|---|---|
| Socket | LGA1200 | FCBGA2833 |
| PCIe Generation | PCIe 4.0 | PCIe 5.0+25% |
| Max RAM Speed | DDR4-3200 | — |
| Max RAM Capacity | 128 GB | — |
| RAM Channels | 2 | — |
| ECC Support | ❌ | — |
| PCIe Lanes | 20 | — |
Advanced Features
Virtualization: VT-x, VT-d, EPT (Core i5-11600KF) / not specified (Core Ultra 7 266V). Primary use case: Core i5-11600KF targets Gaming. Direct competitor: Core i5-11600KF rivals Ryzen 5 5600X.
| Feature | Core i5-11600KF | Core Ultra 7 266V |
|---|---|---|
| Integrated GPU | No | — |
| Unlocked | Yes | — |
| AVX-512 | Yes | — |
| Virtualization | VT-x, VT-d, EPT | — |
| Target Use | Gaming | — |
Value Analysis
The Core i5-11600KF launched at $237 MSRP, while the Core Ultra 7 266V debuted at $520. At current prices ($157 vs $520), the Core i5-11600KF is $363 cheaper. In terms of value (PassMark points per dollar), the Core i5-11600KF delivers 124.0 pts/$ vs 37.1 pts/$ for the Core Ultra 7 266V — making the Core i5-11600KF the 107.9% better value option.
| Feature | Core i5-11600KF | Core Ultra 7 266V |
|---|---|---|
| MSRP | $237-54% | $520 |
| Avg Price (30d) | $157-70% | $520 |
| Performance per Dollar | 124.0+234% | 37.1 |
| Release Date | 2021 | 2024 |
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