Core i7-11700K vs Ryzen 5 8400F
Core i7-11700K
Ryzen 5 8400F
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 i7-11700K
Performance Per Dollar Ryzen 5 8400F
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i7-11700K | Ryzen 5 8400F |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($350) | ✅ More affordable ($55) |
| Longevity | ✨ Modern (Rocket Lake (2021) / 14 nm) | ✨ Modern (Phoenix (2023−2024) / 4 nm) |
💎 Value Proposition
| Insight | Core i7-11700K | Ryzen 5 8400F |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+541%) |
| Upfront Cost | ⚠️ Higher cost ($350) | ✅ More affordable ($55) |
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 i7-11700K and Ryzen 5 8400F
Core i7-11700K
The Core i7-11700K 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 8 cores and 16 threads. Base frequency is 3.6 GHz, with boost up to 5 GHz. L3 cache: 16 MB (total). L2 cache: 512K (per core). Built on 14 nm process technology. Socket: LGA1200. Thermal design power (TDP): 125 Watt. Memory support: DDR4. Passmark benchmark score: 24,362 points. Launch price was $299.
Ryzen 5 8400F
The Ryzen 5 8400F is manufactured by AMD. It was released in 1 April 2024 (1 year ago). It is based on the Phoenix (2023−2024) architecture. It features 6 cores and 12 threads. Base frequency is 4.2 GHz, with boost up to 4.7 GHz. L3 cache: 16 MB (total). L2 cache: 1 MB (per core). Built on 4 nm process technology. Socket: AM5. Thermal design power (TDP): 65 Watt. Memory support: DDR5. Passmark benchmark score: 24,554 points. Launch price was $170.
Processing Power
The Core i7-11700K packs 8 cores / 16 threads, while the Ryzen 5 8400F offers 6 cores / 12 threads — the Core i7-11700K has 2 more cores. Boost clocks reach 5 GHz on the Core i7-11700K versus 4.7 GHz on the Ryzen 5 8400F — a 6.2% clock advantage for the Core i7-11700K (base: 3.6 GHz vs 4.2 GHz). The Core i7-11700K uses the Rocket Lake (2021) architecture (14 nm), while the Ryzen 5 8400F uses Phoenix (2023−2024) (4 nm). In PassMark, the Core i7-11700K scores 24,362 against the Ryzen 5 8400F's 24,554 — a 0.8% lead for the Ryzen 5 8400F. Both processors carry 16 MB (total) of L3 cache.
| Feature | Core i7-11700K | Ryzen 5 8400F |
|---|---|---|
| Cores / Threads | 8 / 16+33% | 6 / 12 |
| Boost Clock | 5 GHz+6% | 4.7 GHz |
| Base Clock | 3.6 GHz | 4.2 GHz+17% |
| L3 Cache | 16 MB (total) | 16 MB (total) |
| L2 Cache | 512K (per core) | 1 MB (per core)+100% |
| Process | 14 nm | 4 nm-71% |
| Architecture | Rocket Lake (2021) | Phoenix (2023−2024) |
| PassMark | 24,362 | 24,554 |
| Cinebench R23 Multi | 14,732 | — |
Memory & Platform
The Core i7-11700K uses the LGA1200 socket (PCIe 4.0), while the Ryzen 5 8400F uses AM5 (PCIe 4.0) — making them incompatible on the same motherboard.
| Feature | Core i7-11700K | Ryzen 5 8400F |
|---|---|---|
| Socket | LGA1200 | AM5 |
| PCIe Generation | PCIe 4.0 | PCIe 4.0 |
| 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 (Core i7-11700K) / not specified (Ryzen 5 8400F). The Core i7-11700K includes integrated graphics (UHD Graphics 750), while the Ryzen 5 8400F requires a dedicated GPU.
| Feature | Core i7-11700K | Ryzen 5 8400F |
|---|---|---|
| Integrated GPU | Yes | — |
| IGPU Model | UHD Graphics 750 | — |
| Unlocked | Yes | — |
| AVX-512 | Yes | — |
| Virtualization | VT-x, VT-d | — |
Value Analysis
The Core i7-11700K launched at $399 MSRP, while the Ryzen 5 8400F debuted at $303. At current prices ($350 vs $55), the Ryzen 5 8400F is $295 cheaper. In terms of value (PassMark points per dollar), the Core i7-11700K delivers 69.6 pts/$ vs 446.4 pts/$ for the Ryzen 5 8400F — making the Ryzen 5 8400F the 146% better value option.
| Feature | Core i7-11700K | Ryzen 5 8400F |
|---|---|---|
| MSRP | $399 | $303-24% |
| Avg Price (30d) | $350 | $55-84% |
| Performance per Dollar | 69.6 | 446.4+541% |
| Release Date | 2021 | 2024 |
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