Core i7-7700K vs Ryzen 7 3700X
Core i7-7700K
Ryzen 7 3700X
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 i7-7700K is positioned at rank #577 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 i7-7700K
Performance Per Dollar Ryzen 7 3700X
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i7-7700K | Ryzen 7 3700X |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | Equivalent pricing | Equivalent pricing |
| Longevity | ✨ Modern (Kaby Lake (2016−2019) / 14 nm) | ✨ Modern (Matisse (Zen 2) (2019−2020) / 7 nm, 12 nm) |
💎 Value Proposition
| Insight | Core i7-7700K | Ryzen 7 3700X |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+133%) |
| Upfront Cost | Equivalent pricing | Equivalent pricing |
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 i7-7700K and Ryzen 7 3700X
Core i7-7700K
The Core i7-7700K is manufactured by Intel. It was released in 3 January 2017 (8 years ago). It is based on the Kaby Lake (2016−2019) architecture. It features 4 cores and 8 threads. Base frequency is 4.2 GHz, with boost up to 4.5 GHz. L3 cache: 8 MB (total). L2 cache: 256K (per core). Built on 14 nm process technology. Socket: LGA1151. Thermal design power (TDP): 91 Watt. Memory support: DDR3, DDR4. Passmark benchmark score: 9,625 points. Launch price was $339.
Ryzen 7 3700X
The Ryzen 7 3700X is manufactured by AMD. It was released in 7 July 2019 (6 years ago). It is based on the Matisse (Zen 2) (2019−2020) architecture. It features 8 cores and 16 threads. Base frequency is 3.6 GHz, with boost up to 4.4 GHz. L3 cache: 32 MB. L2 cache: 512K (per core). Built on 7 nm, 12 nm process technology. Socket: AM4. Thermal design power (TDP): 65 Watt. Memory support: DDR4 Dual-channel. Passmark benchmark score: 22,430 points. Launch price was $329.
Processing Power
The Core i7-7700K packs 4 cores / 8 threads, while the Ryzen 7 3700X offers 8 cores / 16 threads — the Ryzen 7 3700X has 4 more cores. Boost clocks reach 4.5 GHz on the Core i7-7700K versus 4.4 GHz on the Ryzen 7 3700X — a 2.2% clock advantage for the Core i7-7700K (base: 4.2 GHz vs 3.6 GHz). The Core i7-7700K uses the Kaby Lake (2016−2019) architecture (14 nm), while the Ryzen 7 3700X uses Matisse (Zen 2) (2019−2020) (7 nm, 12 nm). In PassMark, the Core i7-7700K scores 9,625 against the Ryzen 7 3700X's 22,430 — a 79.9% lead for the Ryzen 7 3700X. L3 cache: 8 MB (total) on the Core i7-7700K vs 32 MB on the Ryzen 7 3700X.
| Feature | Core i7-7700K | Ryzen 7 3700X |
|---|---|---|
| Cores / Threads | 4 / 8 | 8 / 16+100% |
| Boost Clock | 4.5 GHz+2% | 4.4 GHz |
| Base Clock | 4.2 GHz+17% | 3.6 GHz |
| L3 Cache | 8 MB (total) | 32 MB+300% |
| L2 Cache | 256K (per core) | 512K (per core)+100% |
| Process | 14 nm | 7 nm, 12 nm-50% |
| Architecture | Kaby Lake (2016−2019) | Matisse (Zen 2) (2019−2020) |
| PassMark | 9,625 | 22,430+133% |
Memory & Platform
The Core i7-7700K uses the LGA1151 socket (PCIe 3.0), while the Ryzen 7 3700X uses AM4 (PCIe 4.0) — making them incompatible on the same motherboard.
| Feature | Core i7-7700K | Ryzen 7 3700X |
|---|---|---|
| Socket | LGA1151 | AM4 |
| PCIe Generation | PCIe 3.0 | PCIe 4.0+33% |
| Max RAM Speed | — | DDR4-3200 |
| Max RAM Capacity | — | 128 GB |
| RAM Channels | — | 2 |
| ECC Support | — | ✅ |
| PCIe Lanes | — | 24 |
Value Analysis
The Core i7-7700K launched at $305 MSRP, while the Ryzen 7 3700X debuted at $329. At current prices ($140 vs $140), the Ryzen 7 3700X is $0 cheaper. In terms of value (PassMark points per dollar), the Core i7-7700K delivers 68.8 pts/$ vs 160.2 pts/$ for the Ryzen 7 3700X — making the Ryzen 7 3700X the 79.9% better value option.
| Feature | Core i7-7700K | Ryzen 7 3700X |
|---|---|---|
| MSRP | $305-7% | $329 |
| Avg Price (30d) | $140 | $140 |
| Performance per Dollar | 68.8 | 160.2+133% |
| Release Date | 2017 | 2019 |
Top Performing CPUs
The most powerful cpus ranked by PassMark CPU Mark benchmark scores.
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