Core i5-8400 vs Ryzen 5 5600
Core i5-8400
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 i5-8400 is positioned at rank #421 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 i5-8400
Performance Per Dollar Ryzen 5 5600
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i5-8400 | Ryzen 5 5600 |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($95) | ⚠️ Higher cost ($115) |
| Longevity | ✨ Modern (Coffee Lake-S (2017−2018) / 14 nm) | ✨ Modern (Vermeer (2020−2025) / 7 nm) |
💎 Value Proposition
| Insight | Core i5-8400 | Ryzen 5 5600 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+93%) |
| Upfront Cost | ✅ More affordable ($95) | ⚠️ Higher cost ($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 i5-8400 and Ryzen 5 5600
Core i5-8400
The Core i5-8400 is manufactured by Intel. It was released in 5 October 2017 (8 years ago). It is based on the Coffee Lake-S (2017−2018) architecture. It features 6 cores and 6 threads. Base frequency is 2.8 GHz, with boost up to 4 GHz. L3 cache: 9 MB (total). L2 cache: 256K (per core). Built on 14 nm process technology. Socket: LGA1151. Thermal design power (TDP): 65 Watt. Memory support: DDR3, DDR4. Passmark benchmark score: 9,229 points. Launch price was $182.
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 i5-8400 packs 6 cores / 6 threads, matching the Ryzen 5 5600's 6 cores. Boost clocks reach 4 GHz on the Core i5-8400 versus 4.4 GHz on the Ryzen 5 5600 — a 9.5% clock advantage for the Ryzen 5 5600 (base: 2.8 GHz vs 3.5 GHz). The Core i5-8400 uses the Coffee Lake-S (2017−2018) architecture (14 nm), while the Ryzen 5 5600 uses Vermeer (2020−2025) (7 nm). In PassMark, the Core i5-8400 scores 9,229 against the Ryzen 5 5600's 21,550 — a 80.1% lead for the Ryzen 5 5600. L3 cache: 9 MB (total) on the Core i5-8400 vs 32 MB (total) on the Ryzen 5 5600.
| Feature | Core i5-8400 | Ryzen 5 5600 |
|---|---|---|
| Cores / Threads | 6 / 6 | 6 / 12 |
| Boost Clock | 4 GHz | 4.4 GHz+10% |
| Base Clock | 2.8 GHz | 3.5 GHz+25% |
| L3 Cache | 9 MB (total) | 32 MB (total)+256% |
| L2 Cache | 256K (per core) | 512K (per core)+100% |
| Process | 14 nm | 7 nm-50% |
| Architecture | Coffee Lake-S (2017−2018) | Vermeer (2020−2025) |
| PassMark | 9,229 | 21,550+134% |
| Cinebench R23 Multi | — | 11,077 |
| Geekbench 6 Single | — | 2,052 |
| Geekbench 6 Multi | — | 8,600 |
Memory & Platform
The Core i5-8400 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 DDR4-2666 memory speed. Both support up to 128 GB of RAM. Both feature 2-channel memory with ECC support. PCIe lanes: 16 (Core i5-8400) vs 24 (Ryzen 5 5600) — the Ryzen 5 5600 offers 8 more lanes for additional GPUs or NVMe drives. Chipset compatibility: Intel 300 series (Core i5-8400) and B550,X570,B450,X470,A520 (Ryzen 5 5600).
| Feature | Core i5-8400 | Ryzen 5 5600 |
|---|---|---|
| Socket | LGA1151 | AM4 |
| PCIe Generation | PCIe 3.0 | PCIe 4.0+33% |
| Max RAM Speed | DDR4-2666 | DDR4-3200 |
| Max RAM Capacity | 128 GB | 128 GB |
| RAM Channels | 2 | 2 |
| ECC Support | ❌ | ✅ |
| PCIe Lanes | 16 | 24+50% |
Advanced Features
Only the Ryzen 5 5600 has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Virtualization support: VT-x, VT-d (Core i5-8400) vs AMD-V (Ryzen 5 5600). The Core i5-8400 includes integrated graphics (UHD Graphics 630), while the Ryzen 5 5600 requires a dedicated GPU. Primary use case: Core i5-8400 targets Desktop, Ryzen 5 5600 targets Desktop.
| Feature | Core i5-8400 | Ryzen 5 5600 |
|---|---|---|
| Integrated GPU | Yes | No |
| IGPU Model | UHD Graphics 630 | — |
| Unlocked | No | Yes |
| AVX-512 | No | No |
| Virtualization | VT-x, VT-d | AMD-V |
| Target Use | Desktop | Desktop |
Value Analysis
The Core i5-8400 launched at $182 MSRP, while the Ryzen 5 5600 debuted at $199. At current prices ($95 vs $115), the Core i5-8400 is $20 cheaper. In terms of value (PassMark points per dollar), the Core i5-8400 delivers 97.1 pts/$ vs 187.4 pts/$ for the Ryzen 5 5600 — making the Ryzen 5 5600 the 63.4% better value option.
| Feature | Core i5-8400 | Ryzen 5 5600 |
|---|---|---|
| MSRP | $182-9% | $199 |
| Avg Price (30d) | $95-17% | $115 |
| Performance per Dollar | 97.1 | 187.4+93% |
| Release Date | 2017 | 2022 |
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