Athlon II Neo K125 vs Core Duo T2400
Athlon II Neo K125
Core Duo T2400
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 Neo K125 is positioned at rank 982 and the Core Duo T2400 is on rank 1205, so the Athlon II Neo K125 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 Neo K125
Performance Per Dollar Core Duo T2400
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Athlon II Neo K125 | Core Duo T2400 |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ✅ More affordable ($100) | ⚠️ Higher cost ($294) |
| Longevity | 🛑 Legacy (Geneva (2010) / 45 nm) | 🛑 Legacy (Yonah (2005−2006) / 65 nm) |
💎 Value Proposition
| Insight | Athlon II Neo K125 | Core Duo T2400 |
|---|---|---|
| Cost Efficiency | ✅ Better overall value (+195%) | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($100) | ⚠️ Higher cost ($294) |
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 Neo K125 and Core Duo T2400
Athlon II Neo K125
The Athlon II Neo K125 is manufactured by AMD. It was released in 2009-01-01. It is based on the Geneva (2010) architecture. It features 1 cores and 1 threads. Max frequency: 1.7 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: 1,491 points. Launch price was $149.
Core Duo T2400
The Core Duo T2400 is manufactured by Intel. It was released in Janeiro 2006 (19 years ago). It is based on the Yonah (2005−2006) architecture. It features 2 cores and 2 threads. Base frequency is 1.83 GHz, with boost up to 1.83 GHz. L3 cache: 0 kB. L2 cache: 2 MB. Built on 65 nm process technology. Socket: PGA478. Thermal design power (TDP): 31 Watt. Memory support: DDR1. Passmark benchmark score: 1,488 points. Launch price was $16.
Processing Power
The Athlon II Neo K125 packs 1 cores / 1 threads, while the Core Duo T2400 offers 2 cores / 2 threads — the Core Duo T2400 has 1 more core. Boost clocks reach 1.7 GHz on the Athlon II Neo K125 versus 1.83 GHz on the Core Duo T2400 — a 7.4% clock advantage for the Core Duo T2400. The Athlon II Neo K125 uses the Geneva (2010) architecture (45 nm), while the Core Duo T2400 uses Yonah (2005−2006) (65 nm). In PassMark, the Athlon II Neo K125 scores 1,491 against the Core Duo T2400's 1,488 — a 0.2% lead for the Athlon II Neo K125.
| Feature | Athlon II Neo K125 | Core Duo T2400 |
|---|---|---|
| Cores / Threads | 1 / 1 | 2 / 2+100% |
| Boost Clock | 1.7 GHz | 1.83 GHz+8% |
| Base Clock | — | 1.83 GHz |
| L3 Cache | — | 0 kB |
| L2 Cache | 1 MB | 2 MB+100% |
| Process | 45 nm-31% | 65 nm |
| Architecture | Geneva (2010) | Yonah (2005−2006) |
| PassMark | 1,491 | 1,488 |
Memory & Platform
The Athlon II Neo K125 uses the S1 socket (PCIe 2.0), while the Core Duo T2400 uses PGA478 (PCIe 1.1) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR3-800 on the Athlon II Neo K125 versus DDR2-667 on the Core Duo T2400 — the Athlon II Neo K125 supports 40% faster memory, which can translate to measurable gains in memory-sensitive workloads. Both support up to 4 GB of RAM. Both feature 2-channel memory with ECC support. PCIe lanes: 0 (Athlon II Neo K125) vs 16 (Core Duo T2400) — the Core Duo T2400 offers 16 more lanes for additional GPUs or NVMe drives. Chipset compatibility: AMD ASB2 (Athlon II Neo K125) and 945GM,945PM (Core Duo T2400).
| Feature | Athlon II Neo K125 | Core Duo T2400 |
|---|---|---|
| Socket | S1 | PGA478 |
| PCIe Generation | PCIe 2.0+82% | PCIe 1.1 |
| Max RAM Speed | DDR3-800+50% | DDR2-667 |
| Max RAM Capacity | 4 GB | 4 GB |
| RAM Channels | 2 | 2 |
| ECC Support | ❌ | ❌ |
| PCIe Lanes | 0 | 16 |
Advanced Features
Virtualization: not specified (Athlon II Neo K125) / VT-x (Core Duo T2400). Primary use case: Core Duo T2400 targets Budget. Direct competitor: Core Duo T2400 rivals Pentium T2310.
| Feature | Athlon II Neo K125 | Core Duo T2400 |
|---|---|---|
| Integrated GPU | No | No |
| Unlocked | — | No |
| AVX-512 | — | No |
| Virtualization | — | VT-x |
| Target Use | — | Budget |
Value Analysis
The Athlon II Neo K125 launched at $100 MSRP, while the Core Duo T2400 debuted at $294.
| Feature | Athlon II Neo K125 | Core Duo T2400 |
|---|---|---|
| MSRP | $100-66% | $294 |
| Avg Price (30d) | $100 | — |
| Release Date | 2010 | 2006 |
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