
Ryzen 7 5800X vs Athlon 64 4000+

Ryzen 7 5800X

Athlon 64 4000+
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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 7 5800X
Performance Per Dollar Athlon 64 4000+
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Ryzen 7 5800X | Athlon 64 4000+ |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ⚠️ Higher cost ($180) | ✅ More affordable ($30) |
| Longevity | ✨ Modern (Vermeer (Zen 3) (2020−2022) / 7 nm, 12 nm) | 🛑 Legacy (San Diego (2001−2005) / 130 nm) |
💎 Value Proposition
| Insight | Ryzen 7 5800X | Athlon 64 4000+ |
|---|---|---|
| Cost Efficiency | ✅ Better overall value (+584%) | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($180) | ✅ More affordable ($30) |
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 5800X and Athlon 64 4000+

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.

Athlon 64 4000+
The Athlon 64 4000+ is manufactured by AMD. It was released in Janeiro 2001 (24 years ago). It is based on the San Diego (2001−2005) architecture. It features 1 cores and 1 threads. Max frequency: 2.6 GHz. L3 cache: 0 kB. L2 cache: 512K. Built on 130 nm process technology. Socket: 939. Thermal design power (TDP): 89 Watt. Passmark benchmark score: 675 points. Launch price was $160.
Processing Power
The Ryzen 7 5800X packs 8 cores / 16 threads, while the Athlon 64 4000+ offers 1 cores / 1 threads — the Ryzen 7 5800X has 7 more cores. Boost clocks reach 4.7 GHz on the Ryzen 7 5800X versus 2.6 GHz on the Athlon 64 4000+ — a 57.5% clock advantage for the Ryzen 7 5800X. The Ryzen 7 5800X uses the Vermeer (Zen 3) (2020−2022) architecture (7 nm, 12 nm), while the Athlon 64 4000+ uses San Diego (2001−2005) (130 nm). In PassMark, the Ryzen 7 5800X scores 27,712 against the Athlon 64 4000+'s 675 — a 190.5% lead for the Ryzen 7 5800X. L3 cache: 32 MB on the Ryzen 7 5800X vs 0 kB on the Athlon 64 4000+.
| Feature | Ryzen 7 5800X | Athlon 64 4000+ |
|---|---|---|
| Cores / Threads | 8 / 16+700% | 1 / 1 |
| Boost Clock | 4.7 GHz+81% | 2.6 GHz |
| Base Clock | 3.8 GHz | — |
| L3 Cache | 32 MB | 0 kB |
| L2 Cache | 512K (per core) | 512K |
| Process | 7 nm, 12 nm-95% | 130 nm |
| Architecture | Vermeer (Zen 3) (2020−2022) | San Diego (2001−2005) |
| PassMark | 27,712+4005% | 675 |
Memory & Platform
The Ryzen 7 5800X uses the AM4 socket (PCIe 4.0), while the Athlon 64 4000+ uses 939 (PCIe 1.1) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR4-3200 on the Ryzen 7 5800X versus DDR2-800 on the Athlon 64 4000+ — the Ryzen 7 5800X supports 66.7% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Ryzen 7 5800X 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 7 5800X) vs 0 (Athlon 64 4000+) — the Ryzen 7 5800X offers 24 more lanes for additional GPUs or NVMe drives. Chipset compatibility: AMD 500 series,AMD 400 series,AMD 300 series (Ryzen 7 5800X) and AMD AM2 (Athlon 64 4000+).
| Feature | Ryzen 7 5800X | Athlon 64 4000+ |
|---|---|---|
| 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 7 5800X) / not specified (Athlon 64 4000+). Primary use case: Ryzen 7 5800X targets Desktop.
| Feature | Ryzen 7 5800X | Athlon 64 4000+ |
|---|---|---|
| Integrated GPU | No | No |
| Unlocked | Yes | — |
| AVX-512 | No | — |
| Virtualization | AMD-V | — |
| Target Use | Desktop | — |
Value Analysis
The Ryzen 7 5800X launched at $449 MSRP, while the Athlon 64 4000+ debuted at $482. At current prices ($180 vs $30), the Athlon 64 4000+ is $150 cheaper. In terms of value (PassMark points per dollar), the Ryzen 7 5800X delivers 154.0 pts/$ vs 22.5 pts/$ for the Athlon 64 4000+ — making the Ryzen 7 5800X the 149% better value option.
| Feature | Ryzen 7 5800X | Athlon 64 4000+ |
|---|---|---|
| MSRP | $449-7% | $482 |
| Avg Price (30d) | $180 | $30-83% |
| Performance per Dollar | 154.0+584% | 22.5 |
| Release Date | 2020 | 2001 |
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