CPU
GPU
Athlon II X3 425
Athlon 64 X2 5400+
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. The Athlon II X3 425 is positioned at rank 792 and the Athlon 64 X2 5400+ is on rank 1091, so the Athlon II X3 425 offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Athlon II X3 425
Performance Per Dollar Athlon 64 X2 5400+
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Athlon II X3 425 | Athlon 64 X2 5400+ |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ✅ More affordable ($5) | ⚠️ Higher cost ($78) |
| Longevity | 🛑 Legacy (Rana (2009−2011) / 45 nm) | 🛑 Legacy (Windsor (2006−2007) / 90 nm) |
💎 Value Proposition
| Insight | Athlon II X3 425 | Athlon 64 X2 5400+ |
|---|---|---|
| Cost Efficiency | ✅ Better overall value (+1470%) | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($5) | ⚠️ Higher cost ($78) |
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 Athlon II X3 425 and Athlon 64 X2 5400+
Athlon II X3 425
The Athlon II X3 425 is manufactured by AMD. It was released in 20 October 2009 (16 years ago). It is based on the Rana (2009−2011) architecture. It features 3 cores and 3 threads. Base frequency is 2.7 GHz, with boost up to 2.7 GHz. L3 cache: 0 kB. L2 cache: 512 kB (per core). Built on 45 nm process technology. Socket: AM3. Thermal design power (TDP): 95 Watt. Memory support: DDR3. Passmark benchmark score: 1,595 points. Launch price was $42.
Athlon 64 X2 5400+
The Athlon 64 X2 5400+ is manufactured by AMD. It was released in 2009-01-01. It is based on the Windsor (2006−2007) architecture. It features 2 cores and 2 threads. Max frequency: 2.8 GHz. L3 cache: 0 kB. L2 cache: 512 kB. Built on 90 nm process technology. Socket: AM2. Thermal design power (TDP): 89 Watt. Passmark benchmark score: 1,585 points. Launch price was $149.
Processing Power
The Athlon II X3 425 packs 3 cores / 3 threads, while the Athlon 64 X2 5400+ offers 2 cores / 2 threads — the Athlon II X3 425 has 1 more core. Boost clocks reach 2.7 GHz on the Athlon II X3 425 versus 2.8 GHz on the Athlon 64 X2 5400+ — a 3.6% clock advantage for the Athlon 64 X2 5400+. The Athlon II X3 425 uses the Rana (2009−2011) architecture (45 nm), while the Athlon 64 X2 5400+ uses Windsor (2006−2007) (90 nm). In PassMark, the Athlon II X3 425 scores 1,595 against the Athlon 64 X2 5400+'s 1,585 — a 0.6% lead for the Athlon II X3 425. Both processors carry 0 kB of L3 cache.
| Feature | Athlon II X3 425 | Athlon 64 X2 5400+ |
|---|---|---|
| Cores / Threads | 3 / 3+50% | 2 / 2 |
| Boost Clock | 2.7 GHz | 2.8 GHz+4% |
| Base Clock | 2.7 GHz | — |
| L3 Cache | 0 kB | 0 kB |
| L2 Cache | 512 kB (per core) | 512 kB |
| Process | 45 nm-50% | 90 nm |
| Architecture | Rana (2009−2011) | Windsor (2006−2007) |
| PassMark | 1,595 | 1,585 |
Memory & Platform
The Athlon II X3 425 uses the AM3 socket (PCIe 2.0), while the Athlon 64 X2 5400+ uses AM2 (PCIe 1.1) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR3-1333 on the Athlon II X3 425 versus DDR2-800 on the Athlon 64 X2 5400+ — the Athlon II X3 425 supports 40% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Athlon II X3 425 supports up to 32 GB of RAM compared to 16 GB — 66.7% more capacity for professional workloads. Both feature 2-channel memory with ECC support. Both provide 0 PCIe lanes. Chipset compatibility: AMD AM3 (Athlon II X3 425) and AMD AM2 (Athlon 64 X2 5400+).
| Feature | Athlon II X3 425 | Athlon 64 X2 5400+ |
|---|---|---|
| Socket | AM3 | AM2 |
| PCIe Generation | PCIe 2.0+82% | PCIe 1.1 |
| Max RAM Speed | DDR3-1333+50% | DDR2-800 |
| Max RAM Capacity | 32 GB+100% | 16 GB |
| RAM Channels | 2 | 2 |
| ECC Support | ❌ | ❌ |
| PCIe Lanes | 0 | 0 |
Value Analysis
The Athlon II X3 425 launched at $79 MSRP, while the Athlon 64 X2 5400+ debuted at $485. At current prices ($5 vs $78), the Athlon II X3 425 is $73 cheaper. In terms of value (PassMark points per dollar), the Athlon II X3 425 delivers 319.0 pts/$ vs 20.3 pts/$ for the Athlon 64 X2 5400+ — making the Athlon II X3 425 the 176% better value option.
| Feature | Athlon II X3 425 | Athlon 64 X2 5400+ |
|---|---|---|
| MSRP | $79-84% | $485 |
| Avg Price (30d) | $5-94% | $78 |
| Performance per Dollar | 319.0+1471% | 20.3 |
| Release Date | 2009 | 2006 |
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