Core i9-7900X vs Ryzen 7 5700X
Core i9-7900X
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. 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 i9-7900X
Performance Per Dollar Ryzen 7 5700X
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i9-7900X | Ryzen 7 5700X |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($188) | ✅ More affordable ($175) |
| Longevity | ✨ Modern (Skylake (server) (2017−2018) / 14 nm) | ✨ Modern (Vermeer (Zen 3) (2020−2022) / 7 nm) |
💎 Value Proposition
| Insight | Core i9-7900X | Ryzen 7 5700X |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+37%) |
| Upfront Cost | ⚠️ Higher cost ($188) | ✅ More affordable ($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 i9-7900X and Ryzen 7 5700X
Core i9-7900X
The Core i9-7900X is manufactured by Intel. It was released in 26 June 2017 (8 years ago). It is based on the Skylake (server) (2017−2018) architecture. It features 10 cores and 20 threads. Base frequency is 3.3 GHz, with boost up to 4.5 GHz. L3 cache: 14 MB (total). L2 cache: 1 MB (per core). Built on 14 nm process technology. Socket: LGA2011. Thermal design power (TDP): 140 Watt. Memory support: DDR4. Passmark benchmark score: 20,907 points. Launch price was $999.
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 i9-7900X packs 10 cores / 20 threads, while the Ryzen 7 5700X offers 8 cores / 16 threads — the Core i9-7900X has 2 more cores. Boost clocks reach 4.5 GHz on the Core i9-7900X versus 4.6 GHz on the Ryzen 7 5700X — a 2.2% clock advantage for the Ryzen 7 5700X (base: 3.3 GHz vs 3.4 GHz). The Core i9-7900X uses the Skylake (server) (2017−2018) architecture (14 nm), while the Ryzen 7 5700X uses Vermeer (Zen 3) (2020−2022) (7 nm). In PassMark, the Core i9-7900X scores 20,907 against the Ryzen 7 5700X's 26,609 — a 24% lead for the Ryzen 7 5700X. Geekbench 6 single-core — the metric most relevant to gaming — records 1,323 vs 2,116, a 46.1% lead for the Ryzen 7 5700X that directly translates to higher frame rates. Multi-core Geekbench: 8,536 vs 9,715 (12.9% advantage for the Ryzen 7 5700X). L3 cache: 14 MB (total) on the Core i9-7900X vs 32 MB (total) on the Ryzen 7 5700X.
| Feature | Core i9-7900X | Ryzen 7 5700X |
|---|---|---|
| Cores / Threads | 10 / 20+25% | 8 / 16 |
| Boost Clock | 4.5 GHz | 4.6 GHz+2% |
| Base Clock | 3.3 GHz | 3.4 GHz+3% |
| L3 Cache | 14 MB (total) | 32 MB (total)+129% |
| L2 Cache | 1 MB (per core)+100% | 512K (per core) |
| Process | 14 nm | 7 nm-50% |
| Architecture | Skylake (server) (2017−2018) | Vermeer (Zen 3) (2020−2022) |
| PassMark | 20,907 | 26,609+27% |
| Cinebench R23 Multi | — | 14,000 |
| Geekbench 6 Single | 1,323 | 2,116+60% |
| Geekbench 6 Multi | 8,536 | 9,715+14% |
Memory & Platform
The Core i9-7900X uses the LGA2011 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 DDR4-2666 memory speed. Both support up to 128 GB of RAM. Memory channels: 4 (Core i9-7900X) vs 2 (Ryzen 7 5700X). PCIe lanes: 44 (Core i9-7900X) vs 24 (Ryzen 7 5700X) — the Core i9-7900X offers 20 more lanes for additional GPUs or NVMe drives. Chipset compatibility: X299 (Core i9-7900X) and A320,B350,X370,B450,X470,B550,X570 (Ryzen 7 5700X).
| Feature | Core i9-7900X | Ryzen 7 5700X |
|---|---|---|
| Socket | LGA2011 | 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 | 4+100% | 2 |
| ECC Support | ❌ | ✅ |
| PCIe Lanes | 44+83% | 24 |
Advanced Features
Both processors feature an unlocked multiplier for overclocking. Only the Core i9-7900X supports AVX-512 instructions — important for machine learning and scientific applications. Virtualization support: VT-x, VT-d (Core i9-7900X) vs AMD-V (Ryzen 7 5700X). Primary use case: Core i9-7900X targets High-End Desktop, Ryzen 7 5700X targets Gaming. Direct competitor: Ryzen 7 5700X rivals Core i7-11700K.
| Feature | Core i9-7900X | Ryzen 7 5700X |
|---|---|---|
| Integrated GPU | No | No |
| IGPU Model | None | — |
| Unlocked | Yes | Yes |
| AVX-512 | Yes | No |
| Virtualization | VT-x, VT-d | AMD-V |
| Target Use | High-End Desktop | Gaming |
Value Analysis
The Core i9-7900X launched at $999 MSRP, while the Ryzen 7 5700X debuted at $299. At current prices ($188 vs $175), the Ryzen 7 5700X is $13 cheaper. In terms of value (PassMark points per dollar), the Core i9-7900X delivers 111.2 pts/$ vs 152.1 pts/$ for the Ryzen 7 5700X — making the Ryzen 7 5700X the 31% better value option.
| Feature | Core i9-7900X | Ryzen 7 5700X |
|---|---|---|
| MSRP | $999 | $299-70% |
| Avg Price (30d) | $188 | $175-7% |
| Performance per Dollar | 111.2 | 152.1+37% |
| Release Date | 2017 | 2022 |
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