Core i7-6700K vs Ryzen 5 5600
Core i7-6700K
Ryzen 5 5600
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. The Core i7-6700K is positioned at rank #677 in our cost-efficiency ranking, representing a Lower cost-benefit for your build. 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 i7-6700K
Performance Per Dollar Ryzen 5 5600
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i7-6700K | Ryzen 5 5600 |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($142) | ✅ More affordable ($115) |
| Longevity | 🛑 Legacy (Skylake (2015−2016) / 14 nm) | ✨ Modern (Vermeer (2020−2025) / 7 nm) |
💎 Value Proposition
| Insight | Core i7-6700K | Ryzen 5 5600 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+198%) |
| Upfront Cost | ⚠️ Higher cost ($142) | ✅ More affordable ($115) |
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 i7-6700K and Ryzen 5 5600
Core i7-6700K
The Core i7-6700K is manufactured by Intel. It was released in 5 August 2015 (10 years ago). It is based on the Skylake (2015−2016) architecture. It features 4 cores and 8 threads. Base frequency is 4 GHz, with boost up to 4.2 GHz. L3 cache: 8 MB (total). L2 cache: 256 kB (per core). Built on 14 nm process technology. Socket: LGA1151. Thermal design power (TDP): 91 Watt. Memory support: DDR3, DDR4. Passmark benchmark score: 8,933 points. Launch price was $339.
Ryzen 5 5600
The Ryzen 5 5600 is manufactured by AMD. It was released in 20 April 2022 (3 years ago). It is based on the Vermeer (2020−2025) architecture. It features 6 cores and 12 threads. Base frequency is 3.5 GHz, with boost up to 4.4 GHz. L3 cache: 32 MB (total). L2 cache: 512K (per core). Built on 7 nm process technology. Socket: AM4. Thermal design power (TDP): 65 Watt. Memory support: DDR4-3200. Passmark benchmark score: 21,550 points. Launch price was $299.
Processing Power
The Core i7-6700K packs 4 cores / 8 threads, while the Ryzen 5 5600 offers 6 cores / 12 threads — the Ryzen 5 5600 has 2 more cores. Boost clocks reach 4.2 GHz on the Core i7-6700K versus 4.4 GHz on the Ryzen 5 5600 — a 4.7% clock advantage for the Ryzen 5 5600 (base: 4 GHz vs 3.5 GHz). The Core i7-6700K uses the Skylake (2015−2016) architecture (14 nm), while the Ryzen 5 5600 uses Vermeer (2020−2025) (7 nm). In PassMark, the Core i7-6700K scores 8,933 against the Ryzen 5 5600's 21,550 — a 82.8% lead for the Ryzen 5 5600. L3 cache: 8 MB (total) on the Core i7-6700K vs 32 MB (total) on the Ryzen 5 5600.
| Feature | Core i7-6700K | Ryzen 5 5600 |
|---|---|---|
| Cores / Threads | 4 / 8 | 6 / 12+50% |
| Boost Clock | 4.2 GHz | 4.4 GHz+5% |
| Base Clock | 4 GHz+14% | 3.5 GHz |
| L3 Cache | 8 MB (total) | 32 MB (total)+300% |
| L2 Cache | 256 kB (per core) | 512K (per core)+100% |
| Process | 14 nm | 7 nm-50% |
| Architecture | Skylake (2015−2016) | Vermeer (2020−2025) |
| PassMark | 8,933 | 21,550+141% |
| Cinebench R23 Multi | — | 11,077 |
| Geekbench 6 Single | — | 2,052 |
| Geekbench 6 Multi | — | 8,600 |
Memory & Platform
The Core i7-6700K uses the LGA1151 socket (PCIe 3.0), while the Ryzen 5 5600 uses AM4 (PCIe 4.0) — making them incompatible on the same motherboard. Both support up to DDR4-2133 memory speed. The Ryzen 5 5600 supports up to 128 GB of RAM compared to 64 GB — 66.7% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 16 (Core i7-6700K) vs 24 (Ryzen 5 5600) — the Ryzen 5 5600 offers 8 more lanes for additional GPUs or NVMe drives.
| Feature | Core i7-6700K | Ryzen 5 5600 |
|---|---|---|
| Socket | LGA1151 | AM4 |
| PCIe Generation | PCIe 3.0 | PCIe 4.0+33% |
| Max RAM Speed | DDR4-2133 | DDR4-3200 |
| Max RAM Capacity | 64 GB | 128 GB+100% |
| RAM Channels | 2 | 2 |
| ECC Support | ❌ | ✅ |
| PCIe Lanes | 16 | 24+50% |
Advanced Features
Both processors feature an unlocked multiplier for overclocking. Virtualization support: VT-x, VT-d (Core i7-6700K) vs AMD-V (Ryzen 5 5600). The Core i7-6700K includes integrated graphics (HD Graphics 530), while the Ryzen 5 5600 requires a dedicated GPU. Primary use case: Core i7-6700K targets Desktop, Ryzen 5 5600 targets Desktop.
| Feature | Core i7-6700K | Ryzen 5 5600 |
|---|---|---|
| Integrated GPU | Yes | No |
| IGPU Model | HD Graphics 530 | — |
| Unlocked | Yes | Yes |
| AVX-512 | No | No |
| Virtualization | VT-x, VT-d | AMD-V |
| Target Use | Desktop | Desktop |
Value Analysis
The Core i7-6700K launched at $350 MSRP, while the Ryzen 5 5600 debuted at $199. At current prices ($142 vs $115), the Ryzen 5 5600 is $27 cheaper. In terms of value (PassMark points per dollar), the Core i7-6700K delivers 62.9 pts/$ vs 187.4 pts/$ for the Ryzen 5 5600 — making the Ryzen 5 5600 the 99.5% better value option.
| Feature | Core i7-6700K | Ryzen 5 5600 |
|---|---|---|
| MSRP | $350 | $199-43% |
| Avg Price (30d) | $142 | $115-19% |
| Performance per Dollar | 62.9 | 187.4+198% |
| Release Date | 2015 | 2022 |
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