CPU
GPU
Athlon 64 3400+
Athlon II Neo K145
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 64 3400+ is positioned at rank 1116 and the Athlon II Neo K145 is on rank 1048, so the Athlon II Neo K145 offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Athlon 64 3400+
Performance Per Dollar Athlon II Neo K145
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Athlon 64 3400+ | Athlon II Neo K145 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($20) | ✅ More affordable ($10) |
| Longevity | 🛑 Legacy (Clawhammer (2001−2005) / 130 nm) | 🛑 Legacy (Nile (2010) / 45 nm) |
💎 Value Proposition
| Insight | Athlon 64 3400+ | Athlon II Neo K145 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+107%) |
| Upfront Cost | ⚠️ Higher cost ($20) | ✅ More affordable ($10) |
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 64 3400+ and Athlon II Neo K145
Athlon 64 3400+
The Athlon 64 3400+ is manufactured by AMD. It was released in 2009-01-01. It is based on the Clawhammer (2001−2005) architecture. It features 1 cores and 1 threads. Max frequency: 2.4 GHz. L3 cache: 0 kB. L2 cache: 512K. Built on 130 nm process technology. Socket: 754. Thermal design power (TDP): 89 Watt. Passmark benchmark score: 545 points. Launch price was $149.
Athlon II Neo K145
The Athlon II Neo K145 is manufactured by AMD. It was released in 2009-01-01. It is based on the Nile (2010) architecture. It features 1 cores and 1 threads. Max frequency: 1.8 GHz. L2 cache: 1 MB. Built on 45 nm process technology. Socket: S1. Thermal design power (TDP): 1 MB. Memory support: DDR3. Passmark benchmark score: 565 points. Launch price was $149.
Processing Power
Both the Athlon 64 3400+ and Athlon II Neo K145 share an identical 1-core/1-thread configuration. Boost clocks reach 2.4 GHz on the Athlon 64 3400+ versus 1.8 GHz on the Athlon II Neo K145 — a 28.6% clock advantage for the Athlon 64 3400+. The Athlon 64 3400+ uses the Clawhammer (2001−2005) architecture (130 nm), while the Athlon II Neo K145 uses Nile (2010) (45 nm). In PassMark, the Athlon 64 3400+ scores 545 against the Athlon II Neo K145's 565 — a 3.6% lead for the Athlon II Neo K145.
| Feature | Athlon 64 3400+ | Athlon II Neo K145 |
|---|---|---|
| Cores / Threads | 1 / 1 | 1 / 1 |
| Boost Clock | 2.4 GHz+33% | 1.8 GHz |
| L3 Cache | 0 kB | — |
| L2 Cache | 512K | 1 MB+100% |
| Process | 130 nm | 45 nm-65% |
| Architecture | Clawhammer (2001−2005) | Nile (2010) |
| PassMark | 545 | 565+4% |
Memory & Platform
The Athlon 64 3400+ uses the 754 socket (PCIe 1.1), while the Athlon II Neo K145 uses S1 (PCIe 2.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR-400 on the Athlon 64 3400+ versus DDR3-1066 on the Athlon II Neo K145 — the Athlon II Neo K145 supports -203% faster memory, which can translate to measurable gains in memory-sensitive workloads. Both support up to 4 GB of RAM. Memory channels: 1 (Athlon 64 3400+) vs 2 (Athlon II Neo K145). Both provide 0 PCIe lanes. Chipset compatibility: AMD 754 (Athlon 64 3400+) and AMD ASB2 (Athlon II Neo K145).
| Feature | Athlon 64 3400+ | Athlon II Neo K145 |
|---|---|---|
| Socket | 754 | S1 |
| PCIe Generation | PCIe 1.1 | PCIe 2.0+82% |
| Max RAM Speed | DDR-400 | DDR3-1066 |
| Max RAM Capacity | 4 GB | 4 GB |
| RAM Channels | 1 | 2+100% |
| ECC Support | ❌ | ❌ |
| PCIe Lanes | 0 | 0 |
Value Analysis
The Athlon 64 3400+ launched at $440 MSRP, while the Athlon II Neo K145 debuted at $50. At current prices ($20 vs $10), the Athlon II Neo K145 is $10 cheaper. In terms of value (PassMark points per dollar), the Athlon 64 3400+ delivers 27.3 pts/$ vs 56.5 pts/$ for the Athlon II Neo K145 — making the Athlon II Neo K145 the 69.9% better value option.
| Feature | Athlon 64 3400+ | Athlon II Neo K145 |
|---|---|---|
| MSRP | $440 | $50-89% |
| Avg Price (30d) | $20 | $10-50% |
| Performance per Dollar | 27.3 | 56.5+107% |
| Release Date | 2001 | 2010 |
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