Core Ultra 7 266V vs Core i5-10400F
Core Ultra 7 266V
Core i5-10400F
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 266V
Performance Per Dollar Core i5-10400F
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core Ultra 7 266V | Core i5-10400F |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ⚠️ Higher cost ($520) | ✅ More affordable ($102) |
| Longevity | ✨ Modern (Lunar Lake (2024) / 3 nm) | ✨ Modern (Comet Lake (2020−2025) / 14 nm) |
💎 Value Proposition
| Insight | Core Ultra 7 266V | Core i5-10400F |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+245%) |
| Upfront Cost | ⚠️ Higher cost ($520) | ✅ More affordable ($102) |
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 266V and Core i5-10400F
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.
Core i5-10400F
The Core i5-10400F is manufactured by Intel. It was released in 30 April 2020 (5 years ago). It is based on the Comet Lake (2020−2025) architecture. It features 6 cores and 12 threads. Base frequency is 2.9 GHz, with boost up to 4.3 GHz. L3 cache: 12 MB (total). L2 cache: 256K (per core). Built on 14 nm process technology. Socket: LGA1200. Thermal design power (TDP): 65 Watt. Memory support: DDR4. Passmark benchmark score: 13,029 points. Launch price was $155.
Processing Power
The Core Ultra 7 266V packs 8 cores / 8 threads, while the Core i5-10400F offers 6 cores / 12 threads — the Core Ultra 7 266V has 2 more cores. Boost clocks reach 5 GHz on the Core Ultra 7 266V versus 4.3 GHz on the Core i5-10400F — a 15.1% clock advantage for the Core Ultra 7 266V (base: 2.2 GHz vs 2.9 GHz). The Core Ultra 7 266V uses the Lunar Lake (2024) architecture (3 nm), while the Core i5-10400F uses Comet Lake (2020−2025) (14 nm). In PassMark, the Core Ultra 7 266V scores 19,274 against the Core i5-10400F's 13,029 — a 38.7% lead for the Core Ultra 7 266V. Both processors carry 12 MB (total) of L3 cache.
| Feature | Core Ultra 7 266V | Core i5-10400F |
|---|---|---|
| Cores / Threads | 8 / 8+33% | 6 / 12 |
| Boost Clock | 5 GHz+16% | 4.3 GHz |
| Base Clock | 2.2 GHz | 2.9 GHz+32% |
| L3 Cache | 12 MB (total) | 12 MB (total) |
| L2 Cache | 2.5 MB (per core)+900% | 256K (per core) |
| Process | 3 nm-79% | 14 nm |
| Architecture | Lunar Lake (2024) | Comet Lake (2020−2025) |
| PassMark | 19,274+48% | 13,029 |
| Cinebench R23 Multi | — | 8,191 |
| Geekbench 6 Single | — | 1,454 |
| Geekbench 6 Multi | — | 5,783 |
Memory & Platform
The Core Ultra 7 266V uses the FCBGA2833 socket (PCIe 5.0), while the Core i5-10400F uses LGA1200 (PCIe 3.0) — making them incompatible on the same motherboard.
| Feature | Core Ultra 7 266V | Core i5-10400F |
|---|---|---|
| Socket | FCBGA2833 | LGA1200 |
| PCIe Generation | PCIe 5.0+67% | PCIe 3.0 |
| Max RAM Speed | — | DDR4-2666 |
| Max RAM Capacity | — | 128 GB |
| RAM Channels | — | 2 |
| ECC Support | — | ❌ |
| PCIe Lanes | — | 16 |
Advanced Features
Virtualization: not specified (Core Ultra 7 266V) / VT-x, VT-d (Core i5-10400F). Primary use case: Core i5-10400F targets Gaming. Direct competitor: Core i5-10400F rivals Ryzen 5 3600.
| Feature | Core Ultra 7 266V | Core i5-10400F |
|---|---|---|
| Integrated GPU | — | No |
| Unlocked | — | No |
| AVX-512 | — | No |
| Virtualization | — | VT-x, VT-d |
| Target Use | — | Gaming |
Value Analysis
The Core Ultra 7 266V launched at $520 MSRP, while the Core i5-10400F debuted at $160. At current prices ($520 vs $102), the Core i5-10400F is $418 cheaper. In terms of value (PassMark points per dollar), the Core Ultra 7 266V delivers 37.1 pts/$ vs 127.7 pts/$ for the Core i5-10400F — making the Core i5-10400F the 110% better value option.
| Feature | Core Ultra 7 266V | Core i5-10400F |
|---|---|---|
| MSRP | $520 | $160-69% |
| Avg Price (30d) | $520 | $102-80% |
| Performance per Dollar | 37.1 | 127.7+244% |
| Release Date | 2024 | 2020 |
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