Ryzen 5 5600X vs Athlon 64 X2 3800+
Ryzen 5 5600X
Athlon 64 X2 3800+
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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 Ryzen 5 5600X
Performance Per Dollar Athlon 64 X2 3800+
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Ryzen 5 5600X | Athlon 64 X2 3800+ |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ⚠️ Higher cost ($135) | ✅ More affordable ($20) |
| Longevity | ✨ Modern (Vermeer (Zen 3) (2020−2022) / 7 nm, 12 nm) | 🛑 Legacy (Manchester (2005−2006) / 90 nm) |
💎 Value Proposition
| Insight | Ryzen 5 5600X | Athlon 64 X2 3800+ |
|---|---|---|
| Cost Efficiency | ✅ Better overall value (+196%) | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($135) | ✅ More affordable ($20) |
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 5600X and Athlon 64 X2 3800+
Ryzen 5 5600X
The Ryzen 5 5600X 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 6 cores and 12 threads. Base frequency is 3.7 GHz, with boost up to 4.6 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. Passmark benchmark score: 21,845 points. Launch price was $299.
Athlon 64 X2 3800+
The Athlon 64 X2 3800+ is manufactured by AMD. It was released in 2009-01-01. It is based on the Manchester (2005−2006) architecture. It features 2 cores and 2 threads. Max frequency: 2 GHz. L3 cache: 0 kB. L2 cache: 512 kB. Built on 90 nm process technology. Socket: 939. Thermal design power (TDP): 89 Watt. Passmark benchmark score: 1,095 points. Launch price was $149.
Processing Power
The Ryzen 5 5600X packs 6 cores / 12 threads, while the Athlon 64 X2 3800+ offers 2 cores / 2 threads — the Ryzen 5 5600X has 4 more cores. Boost clocks reach 4.6 GHz on the Ryzen 5 5600X versus 2 GHz on the Athlon 64 X2 3800+ — a 78.8% clock advantage for the Ryzen 5 5600X. The Ryzen 5 5600X uses the Vermeer (Zen 3) (2020−2022) architecture (7 nm, 12 nm), while the Athlon 64 X2 3800+ uses Manchester (2005−2006) (90 nm). In PassMark, the Ryzen 5 5600X scores 21,845 against the Athlon 64 X2 3800+'s 1,095 — a 180.9% lead for the Ryzen 5 5600X. L3 cache: 32 MB on the Ryzen 5 5600X vs 0 kB on the Athlon 64 X2 3800+.
| Feature | Ryzen 5 5600X | Athlon 64 X2 3800+ |
|---|---|---|
| Cores / Threads | 6 / 12+200% | 2 / 2 |
| Boost Clock | 4.6 GHz+130% | 2 GHz |
| Base Clock | 3.7 GHz | — |
| L3 Cache | 32 MB | 0 kB |
| L2 Cache | 512K (per core) | 512 kB |
| Process | 7 nm, 12 nm-92% | 90 nm |
| Architecture | Vermeer (Zen 3) (2020−2022) | Manchester (2005−2006) |
| PassMark | 21,845+1895% | 1,095 |
Memory & Platform
The Ryzen 5 5600X uses the AM4 socket (PCIe 4.0), while the Athlon 64 X2 3800+ uses 939 (PCIe 1.1) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR4-3200 on the Ryzen 5 5600X versus DDR2-800 on the Athlon 64 X2 3800+ — the Ryzen 5 5600X supports 66.7% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Ryzen 5 5600X supports up to 128 GB of RAM compared to 16 GB — 155.6% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 24 (Ryzen 5 5600X) vs 0 (Athlon 64 X2 3800+) — the Ryzen 5 5600X offers 24 more lanes for additional GPUs or NVMe drives. Chipset compatibility: AMD 500 series,AMD 400 series,AMD 300 series (Ryzen 5 5600X) and AMD AM2 (Athlon 64 X2 3800+).
| Feature | Ryzen 5 5600X | Athlon 64 X2 3800+ |
|---|---|---|
| Socket | AM4 | 939 |
| PCIe Generation | PCIe 4.0+264% | PCIe 1.1 |
| Max RAM Speed | DDR4-3200+100% | DDR2-800 |
| Max RAM Capacity | 128 GB+700% | 16 GB |
| RAM Channels | 2 | 2 |
| ECC Support | ✅ | ❌ |
| PCIe Lanes | 24 | 0 |
Advanced Features
Virtualization: AMD-V (Ryzen 5 5600X) / not specified (Athlon 64 X2 3800+). Primary use case: Ryzen 5 5600X targets Desktop.
| Feature | Ryzen 5 5600X | Athlon 64 X2 3800+ |
|---|---|---|
| Integrated GPU | No | No |
| Unlocked | Yes | — |
| AVX-512 | No | — |
| Virtualization | AMD-V | — |
| Target Use | Desktop | — |
Value Analysis
The Ryzen 5 5600X launched at $299 MSRP, while the Athlon 64 X2 3800+ debuted at $354. At current prices ($135 vs $20), the Athlon 64 X2 3800+ is $115 cheaper. In terms of value (PassMark points per dollar), the Ryzen 5 5600X delivers 161.8 pts/$ vs 54.8 pts/$ for the Athlon 64 X2 3800+ — making the Ryzen 5 5600X the 98.9% better value option.
| Feature | Ryzen 5 5600X | Athlon 64 X2 3800+ |
|---|---|---|
| MSRP | $299-16% | $354 |
| Avg Price (30d) | $135 | $20-85% |
| Performance per Dollar | 161.8+195% | 54.8 |
| Release Date | 2020 | 2005 |
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