Ryzen 5 6600U vs Core i7-7820X
Ryzen 5 6600U
Core i7-7820X
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
Performance Per Dollar Core i7-7820X
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Ryzen 5 6600U | Core i7-7820X |
|---|---|---|
| Gaming | Balanced gaming performance | Balanced gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($198) |
| Longevity | ✨ Modern (Rembrandt-U (Zen 3+) (2022) / 6 nm) | ✨ Modern (Skylake (server) (2017−2018) / 14 nm) |
💎 Value Proposition
| Insight | Ryzen 5 6600U | Core i7-7820X |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($198) |
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 Ryzen 5 6600U and Core i7-7820X
Ryzen 5 6600U
The Ryzen 5 6600U is manufactured by AMD. It was released in Janeiro 2022 (3 years ago). It is based on the Rembrandt-U (Zen 3+) (2022) architecture. It features 6 cores and 12 threads. Base frequency is 2.9 GHz, with boost up to 4.5 GHz. L3 cache: 16 MB (total). L2 cache: 512K (per core). Built on 6 nm process technology. Socket: FP7. Thermal design power (TDP): 15 Watt. Memory support: DDR5. Passmark benchmark score: 16,992 points. Launch price was $299.
Core i7-7820X
The Core i7-7820X 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 8 cores and 16 threads. Base frequency is 3.6 GHz, with boost up to 4.5 GHz. L3 cache: 11 MB (total). L2 cache: 1 MB (per core). Built on 14 nm process technology. Socket: LGA2066. Thermal design power (TDP): 140 Watt. Memory support: DDR4-2666. Passmark benchmark score: 17,171 points. Launch price was $599.
Processing Power
The Ryzen 5 6600U packs 6 cores / 12 threads, while the Core i7-7820X offers 8 cores / 16 threads — the Core i7-7820X has 2 more cores. Boost clocks reach 4.5 GHz on the Ryzen 5 6600U versus 4.5 GHz on the Core i7-7820X — identical boost frequencies (base: 2.9 GHz vs 3.6 GHz). The Ryzen 5 6600U uses the Rembrandt-U (Zen 3+) (2022) architecture (6 nm), while the Core i7-7820X uses Skylake (server) (2017−2018) (14 nm). In PassMark, the Ryzen 5 6600U scores 16,992 against the Core i7-7820X's 17,171 — a 1% lead for the Core i7-7820X. L3 cache: 16 MB (total) on the Ryzen 5 6600U vs 11 MB (total) on the Core i7-7820X.
| Feature | Ryzen 5 6600U | Core i7-7820X |
|---|---|---|
| Cores / Threads | 6 / 12 | 8 / 16+33% |
| Boost Clock | 4.5 GHz | 4.5 GHz |
| Base Clock | 2.9 GHz | 3.6 GHz+24% |
| L3 Cache | 16 MB (total)+45% | 11 MB (total) |
| L2 Cache | 512K (per core) | 1 MB (per core)+100% |
| Process | 6 nm-57% | 14 nm |
| Architecture | Rembrandt-U (Zen 3+) (2022) | Skylake (server) (2017−2018) |
| PassMark | 16,992 | 17,171+1% |
Memory & Platform
The Ryzen 5 6600U uses the FP7 socket (PCIe 4.0), while the Core i7-7820X uses LGA2066 (PCIe 3.0) — making them incompatible on the same motherboard.
| Feature | Ryzen 5 6600U | Core i7-7820X |
|---|---|---|
| Socket | FP7 | LGA2066 |
| PCIe Generation | PCIe 4.0+33% | PCIe 3.0 |
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