Core i7-8700 vs Ryzen 9 5900X
Core i7-8700
Ryzen 9 5900X
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 i7-8700 is positioned at rank #483 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 i7-8700
Performance Per Dollar Ryzen 9 5900X
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i7-8700 | Ryzen 9 5900X |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($110) | ⚠️ Higher cost ($350) |
| Longevity | ✨ Modern (Coffee Lake-S (2017−2018) / 14 nm) | ✨ Modern (Vermeer (Zen3) (2020−2022) / 7 nm, 12 nm) |
💎 Value Proposition
| Insight | Core i7-8700 | Ryzen 9 5900X |
|---|---|---|
| Cost Efficiency | ✅ Better overall value (+4%) | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($110) | ⚠️ Higher cost ($350) |
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 i7-8700 and Ryzen 9 5900X
Core i7-8700
The Core i7-8700 is manufactured by Intel. It was released in 1 January 2018 (7 years ago). It is based on the Coffee Lake-S (2017−2018) architecture. It features 6 cores and 12 threads. Base frequency is 3.2 GHz, with boost up to 4.6 GHz. L3 cache: 12288 kB. 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: 12,747 points. Launch price was $303.
Ryzen 9 5900X
The Ryzen 9 5900X is manufactured by AMD. It was released in 5 November 2020 (5 years ago). It is based on the Vermeer (Zen3) (2020−2022) architecture. It features 12 cores and 24 threads. Base frequency is 3.7 GHz, with boost up to 4.8 GHz. L3 cache: 64 MB. L2 cache: 512K (per core). Built on 7 nm, 12 nm process technology. Socket: AM4. Thermal design power (TDP): 105 Watt. Memory support: DDR4-3200. Passmark benchmark score: 38,955 points. Launch price was $549.
Processing Power
The Core i7-8700 packs 6 cores / 12 threads, while the Ryzen 9 5900X offers 12 cores / 24 threads — the Ryzen 9 5900X has 6 more cores. Boost clocks reach 4.6 GHz on the Core i7-8700 versus 4.8 GHz on the Ryzen 9 5900X — a 4.3% clock advantage for the Ryzen 9 5900X (base: 3.2 GHz vs 3.7 GHz). The Core i7-8700 uses the Coffee Lake-S (2017−2018) architecture (14 nm), while the Ryzen 9 5900X uses Vermeer (Zen3) (2020−2022) (7 nm, 12 nm). In PassMark, the Core i7-8700 scores 12,747 against the Ryzen 9 5900X's 38,955 — a 101.4% lead for the Ryzen 9 5900X. Cinebench R23 multi-core: 7,969 vs 21,000 (90% advantage for the Ryzen 9 5900X). Geekbench 6 single-core — the metric most relevant to gaming — records 1,535 vs 2,174, a 34.5% lead for the Ryzen 9 5900X that directly translates to higher frame rates. Multi-core Geekbench: 6,200 vs 11,888 (62.9% advantage for the Ryzen 9 5900X). L3 cache: 12288 kB on the Core i7-8700 vs 64 MB on the Ryzen 9 5900X.
| Feature | Core i7-8700 | Ryzen 9 5900X |
|---|---|---|
| Cores / Threads | 6 / 12 | 12 / 24+100% |
| Boost Clock | 4.6 GHz | 4.8 GHz+4% |
| Base Clock | 3.2 GHz | 3.7 GHz+16% |
| L3 Cache | 12288 kB | 64 MB+433% |
| L2 Cache | 256K (per core) | 512K (per core)+100% |
| Process | 14 nm | 7 nm, 12 nm-50% |
| Architecture | Coffee Lake-S (2017−2018) | Vermeer (Zen3) (2020−2022) |
| PassMark | 12,747 | 38,955+206% |
| Cinebench R23 Multi | 7,969 | 21,000+164% |
| Geekbench 6 Single | 1,535 | 2,174+42% |
| Geekbench 6 Multi | 6,200 | 11,888+92% |
Memory & Platform
The Core i7-8700 uses the LGA1151 socket (PCIe 3.0), while the Ryzen 9 5900X 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 i7-8700) vs 24 (Ryzen 9 5900X) — the Ryzen 9 5900X offers 8 more lanes for additional GPUs or NVMe drives. Chipset compatibility: 300-series (Core i7-8700) and A320,B350,X370,B450,X470,B550,X570 (Ryzen 9 5900X).
| Feature | Core i7-8700 | Ryzen 9 5900X |
|---|---|---|
| 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 9 5900X has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Virtualization support: VT-x, VT-d (Core i7-8700) vs AMD-V (Ryzen 9 5900X). The Core i7-8700 includes integrated graphics (UHD Graphics 630), while the Ryzen 9 5900X requires a dedicated GPU. Primary use case: Core i7-8700 targets Gaming, Ryzen 9 5900X targets Workstation. Direct competitor: Core i7-8700 rivals Ryzen 5 2600; Ryzen 9 5900X rivals Core i9-12900K.
| Feature | Core i7-8700 | Ryzen 9 5900X |
|---|---|---|
| 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 | Gaming | Workstation |
Value Analysis
The Core i7-8700 launched at $303 MSRP, while the Ryzen 9 5900X debuted at $549. At current prices ($110 vs $350), the Core i7-8700 is $240 cheaper. In terms of value (PassMark points per dollar), the Core i7-8700 delivers 115.9 pts/$ vs 111.3 pts/$ for the Ryzen 9 5900X — making the Core i7-8700 the 4% better value option.
| Feature | Core i7-8700 | Ryzen 9 5900X |
|---|---|---|
| MSRP | $303-45% | $549 |
| Avg Price (30d) | $110-69% | $350 |
| Performance per Dollar | 115.9+4% | 111.3 |
| Release Date | 2017 | 2020 |
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