Core i5-6400T vs Ryzen 7 5700X
Core i5-6400T
Ryzen 7 5700X
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 i5-6400T is positioned at rank #747 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 i5-6400T
Performance Per Dollar Ryzen 7 5700X
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i5-6400T | Ryzen 7 5700X |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($40) | ⚠️ Higher cost ($175) |
| Longevity | 🛑 Legacy (Skylake (2015−2016) / 14 nm) | ✨ Modern (Vermeer (Zen 3) (2020−2022) / 7 nm) |
💎 Value Proposition
| Insight | Core i5-6400T | Ryzen 7 5700X |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+43%) |
| Upfront Cost | ✅ More affordable ($40) | ⚠️ Higher cost ($175) |
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 i5-6400T and Ryzen 7 5700X
Core i5-6400T
The Core i5-6400T is manufactured by Intel. It was released in 1 September 2015 (10 years ago). It is based on the Skylake (2015−2016) architecture. It features 4 cores and 4 threads. Base frequency is 2.2 GHz, with boost up to 2.8 GHz. L3 cache: 6 MB. L2 cache: 1 MB. Built on 14 nm process technology. Socket: LGA1151. Thermal design power (TDP): 35 Watt. Memory support: DDR3, DDR4. Passmark benchmark score: 4,243 points. Launch price was $192.
Ryzen 7 5700X
The Ryzen 7 5700X is manufactured by AMD. It was released in 4 April 2022 (3 years ago). It is based on the Vermeer (Zen 3) (2020−2022) architecture. It features 8 cores and 16 threads. Base frequency is 3.4 GHz, with boost up to 4.6 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: 26,609 points. Launch price was $299.
Processing Power
The Core i5-6400T packs 4 cores / 4 threads, while the Ryzen 7 5700X offers 8 cores / 16 threads — the Ryzen 7 5700X has 4 more cores. Boost clocks reach 2.8 GHz on the Core i5-6400T versus 4.6 GHz on the Ryzen 7 5700X — a 48.6% clock advantage for the Ryzen 7 5700X (base: 2.2 GHz vs 3.4 GHz). The Core i5-6400T uses the Skylake (2015−2016) architecture (14 nm), while the Ryzen 7 5700X uses Vermeer (Zen 3) (2020−2022) (7 nm). In PassMark, the Core i5-6400T scores 4,243 against the Ryzen 7 5700X's 26,609 — a 145% lead for the Ryzen 7 5700X. Cinebench R23 multi-core: 2,200 vs 14,000 (145.7% advantage for the Ryzen 7 5700X). Geekbench 6 single-core — the metric most relevant to gaming — records 950 vs 2,116, a 76.1% lead for the Ryzen 7 5700X that directly translates to higher frame rates. Multi-core Geekbench: 2,600 vs 9,715 (115.6% advantage for the Ryzen 7 5700X). L3 cache: 6 MB on the Core i5-6400T vs 32 MB (total) on the Ryzen 7 5700X.
| Feature | Core i5-6400T | Ryzen 7 5700X |
|---|---|---|
| Cores / Threads | 4 / 4 | 8 / 16+100% |
| Boost Clock | 2.8 GHz | 4.6 GHz+64% |
| Base Clock | 2.2 GHz | 3.4 GHz+55% |
| L3 Cache | 6 MB | 32 MB (total)+433% |
| L2 Cache | 1 MB+100% | 512K (per core) |
| Process | 14 nm | 7 nm-50% |
| Architecture | Skylake (2015−2016) | Vermeer (Zen 3) (2020−2022) |
| PassMark | 4,243 | 26,609+527% |
| Cinebench R23 Multi | 2,200 | 14,000+536% |
| Geekbench 6 Single | 950 | 2,116+123% |
| Geekbench 6 Multi | 2,600 | 9,715+274% |
Memory & Platform
The Core i5-6400T uses the LGA1151 socket (PCIe 3.0), while the Ryzen 7 5700X uses AM4 (PCIe 4.0) — making them incompatible on the same motherboard. Both support up to DDR4-2133 memory speed. The Ryzen 7 5700X 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 i5-6400T) vs 24 (Ryzen 7 5700X) — the Ryzen 7 5700X offers 8 more lanes for additional GPUs or NVMe drives. Chipset compatibility: H110,B150,H170,Z170,Z270 (Core i5-6400T) and A320,B350,X370,B450,X470,B550,X570 (Ryzen 7 5700X).
| Feature | Core i5-6400T | Ryzen 7 5700X |
|---|---|---|
| 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
Only the Ryzen 7 5700X has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Virtualization support: VT-x, VT-d (Core i5-6400T) vs AMD-V (Ryzen 7 5700X). The Core i5-6400T includes integrated graphics (HD 530), while the Ryzen 7 5700X requires a dedicated GPU. Primary use case: Core i5-6400T targets Budget, Ryzen 7 5700X targets Gaming. Direct competitor: Core i5-6400T rivals Core i3-7100; Ryzen 7 5700X rivals Core i7-11700K.
| Feature | Core i5-6400T | Ryzen 7 5700X |
|---|---|---|
| Integrated GPU | Yes | No |
| IGPU Model | HD 530 | — |
| Unlocked | No | Yes |
| AVX-512 | No | No |
| Virtualization | VT-x, VT-d | AMD-V |
| Target Use | Budget | Gaming |
Value Analysis
The Core i5-6400T launched at $192 MSRP, while the Ryzen 7 5700X debuted at $299. At current prices ($40 vs $175), the Core i5-6400T is $135 cheaper. In terms of value (PassMark points per dollar), the Core i5-6400T delivers 106.1 pts/$ vs 152.1 pts/$ for the Ryzen 7 5700X — making the Ryzen 7 5700X the 35.6% better value option.
| Feature | Core i5-6400T | Ryzen 7 5700X |
|---|---|---|
| MSRP | $192-36% | $299 |
| Avg Price (30d) | $40-77% | $175 |
| Performance per Dollar | 106.1 | 152.1+43% |
| Release Date | 2015 | 2022 |
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