
Ryzen 7 3700U vs Ryzen 7 5800X

Ryzen 7 3700U
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Ryzen 7 5800X
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 Ryzen 7 5800X
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Ryzen 7 3700U | Ryzen 7 5800X |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($180) |
| Longevity | ✨ Modern (Picasso-U (Zen+) (2019−2020) / 12 nm) | ✨ Modern (Vermeer (Zen 3) (2020−2022) / 7 nm, 12 nm) |
💎 Value Proposition
| Insight | Ryzen 7 3700U | Ryzen 7 5800X |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($180) |
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 7 3700U and Ryzen 7 5800X

Ryzen 7 3700U
The Ryzen 7 3700U is manufactured by AMD. It was released in 6 January 2019 (6 years ago). It is based on the Picasso-U (Zen+) (2019−2020) architecture. It features 4 cores and 8 threads. Base frequency is 2.3 GHz, with boost up to 4 GHz. L3 cache: 4 MB (total). L2 cache: 512K (per core). Built on 12 nm process technology. Socket: FP5. Thermal design power (TDP): 15 Watt. Memory support: DDR4. Passmark benchmark score: 7,049 points. Launch price was $149.

Ryzen 7 5800X
The Ryzen 7 5800X is manufactured by AMD. It was released in 5 November 2020 (5 years ago). It is based on the Vermeer (Zen 3) (2020−2022) architecture. It features 8 cores and 16 threads. Base frequency is 3.8 GHz, with boost up to 4.7 GHz. L3 cache: 32 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. Passmark benchmark score: 27,712 points. Launch price was $449.
Processing Power
The Ryzen 7 3700U packs 4 cores / 8 threads, while the Ryzen 7 5800X offers 8 cores / 16 threads — the Ryzen 7 5800X has 4 more cores. Boost clocks reach 4 GHz on the Ryzen 7 3700U versus 4.7 GHz on the Ryzen 7 5800X — a 16.1% clock advantage for the Ryzen 7 5800X (base: 2.3 GHz vs 3.8 GHz). The Ryzen 7 3700U uses the Picasso-U (Zen+) (2019−2020) architecture (12 nm), while the Ryzen 7 5800X uses Vermeer (Zen 3) (2020−2022) (7 nm, 12 nm). In PassMark, the Ryzen 7 3700U scores 7,049 against the Ryzen 7 5800X's 27,712 — a 118.9% lead for the Ryzen 7 5800X. L3 cache: 4 MB (total) on the Ryzen 7 3700U vs 32 MB on the Ryzen 7 5800X.
| Feature | Ryzen 7 3700U | Ryzen 7 5800X |
|---|---|---|
| Cores / Threads | 4 / 8 | 8 / 16+100% |
| Boost Clock | 4 GHz | 4.7 GHz+18% |
| Base Clock | 2.3 GHz | 3.8 GHz+65% |
| L3 Cache | 4 MB (total) | 32 MB+700% |
| L2 Cache | 512K (per core) | 512K (per core) |
| Process | 12 nm | 7 nm, 12 nm-42% |
| Architecture | Picasso-U (Zen+) (2019−2020) | Vermeer (Zen 3) (2020−2022) |
| PassMark | 7,049 | 27,712+293% |
| Cinebench R23 Multi | 3,826 | — |
| Geekbench 6 Single | 794 | — |
| Geekbench 6 Multi | 3,115 | — |
Memory & Platform
The Ryzen 7 3700U uses the FP5 socket (PCIe 3.0), while the Ryzen 7 5800X uses AM4 (PCIe 4.0) — making them incompatible on the same motherboard. Both support up to DDR4-2400 memory speed. The Ryzen 7 5800X 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: 12 (Ryzen 7 3700U) vs 24 (Ryzen 7 5800X) — the Ryzen 7 5800X offers 12 more lanes for additional GPUs or NVMe drives. Chipset compatibility: FP5 (Ryzen 7 3700U) and AMD 500 series,AMD 400 series,AMD 300 series (Ryzen 7 5800X).
| Feature | Ryzen 7 3700U | Ryzen 7 5800X |
|---|---|---|
| Socket | FP5 | AM4 |
| PCIe Generation | PCIe 3.0 | PCIe 4.0+33% |
| Max RAM Speed | DDR4-2400 | DDR4-3200 |
| Max RAM Capacity | 64 GB | 128 GB+100% |
| RAM Channels | 2 | 2 |
| ECC Support | ❌ | ✅ |
| PCIe Lanes | 12 | 24+100% |
Advanced Features
Only the Ryzen 7 5800X has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Both support AMD-V virtualization. The Ryzen 7 3700U includes integrated graphics (Radeon RX Vega 10), while the Ryzen 7 5800X requires a dedicated GPU. Primary use case: Ryzen 7 3700U targets Mainstream Laptop, Ryzen 7 5800X targets Desktop.
| Feature | Ryzen 7 3700U | Ryzen 7 5800X |
|---|---|---|
| Integrated GPU | Yes | No |
| IGPU Model | Radeon RX Vega 10 | — |
| Unlocked | No | Yes |
| AVX-512 | No | No |
| Virtualization | AMD-V | AMD-V |
| Target Use | Mainstream Laptop | Desktop |
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