Athlon 64 3400+
Athlon II Neo K145
Athlon 64 3400+ vs Athlon II Neo K145 Performance Spectrum
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.
Athlon 64 3400+ vs Athlon II Neo K145 FPS Benchmarks
Predicted gaming performance across popular games. Tested paired with GeForce RTX 5090 to isolate CPU performance.
Search any supported game below to compare 1080p FPS for both components.
Path of Exile 2
Counter-Strike 2
League of Legends
Valorant
Among Us
Apex Legends
ARC Raiders
Baldur's Gate 3
Call of Duty: Black Ops 6
Athlon 64 3400+ vs Athlon II Neo K145: Pros, Cons & Final Verdict
See where each CPU makes more sense in practice: gaming, heavier work, platform cost, power draw, and upgrade path.
Athlon 64 3400+
2001Why buy it
Trade-offs
- ❌Lower PassMark (545 vs 565).
- ❌Lower PassMark per dollar, at 1.2 vs 11.3 PassMark/$ ($440 MSRP vs $50 MSRP).
- ❌8800% higher power demand at 89W vs 1W.
Athlon II Neo K145
2010Why buy it
- ✅+3.7% higher PassMark.
- ✅Costs $390 less on MSRP ($50 MSRP vs $440 MSRP).
- ✅Delivers 812.3% more PassMark for each dollar spent, at 11.3 vs 1.2 PassMark/$ ($50 MSRP vs $440 MSRP).
- ✅Draws 1W instead of 89W, a 88W reduction.
Trade-offs
- ❌Fewer obvious downsides in this matchup outside of normal market pricing swings.
Quick Answers
So, is Athlon II Neo K145 better than Athlon 64 3400+?
Which one is better for streaming, content creation, and heavy multitasking?
Which one is the smarter buy today, not just the cheaper CPU?
Which one is more future-proof for 2026 and beyond?
Athlon 64 3400+ vs Athlon II Neo K145 Technical Specifications
Side-by-side specs, architecture details, clocks, memory, power, and platform differences.
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+51100% | 1 MB |
| 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 -366.5% 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 | No | No |
| PCIe Lanes | 0 | 0 |
Value Analysis
At launch, the Athlon 64 3400+ was priced at $440, while the Athlon II Neo K145 came in at $50. On launch pricing ($440 vs $50), Athlon II Neo K145 was $390 cheaper. In terms of value on MSRP (PassMark points per dollar), the Athlon 64 3400+ delivers 1.2 pts/$ vs 11.3 pts/$ for the Athlon II Neo K145 — making the Athlon II Neo K145 the 160.5% better value option.
| Feature | Athlon 64 3400+ | Athlon II Neo K145 |
|---|---|---|
| MSRP | $440 | $50-89% |
| Performance per Dollar | 1.2 | 11.3+842% |
| Release Date | 2001 | 2010 |
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