Athlon 64 X2 TK-42 vs Core 2 Duo L7400
Athlon 64 X2 TK-42
Core 2 Duo L7400
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 X2 TK-42 is positioned at rank 1019 and the Core 2 Duo L7400 is on rank 434, so the Core 2 Duo L7400 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 X2 TK-42
Performance Per Dollar Core 2 Duo L7400
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Athlon 64 X2 TK-42 | Core 2 Duo L7400 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ⚠️ Higher cost ($10) | ✅ More affordable ($0) |
| Longevity | 🛑 Legacy (Tyler (2007−2009) / 65 nm) | 🛑 Legacy (Legacy / 65 nm) |
💎 Value Proposition
| Insight | Athlon 64 X2 TK-42 | Core 2 Duo L7400 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($10) | ✅ More affordable ($0) |
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 X2 TK-42 and Core 2 Duo L7400
Athlon 64 X2 TK-42
The Athlon 64 X2 TK-42 is manufactured by AMD. It was released in 2009-01-01. It is based on the Tyler (2007−2009) architecture. It features 2 cores and 2 threads. Max frequency: 1.6 GHz. L2 cache: 1 MB. Built on 65 nm process technology. Socket: S1. Thermal design power (TDP): 1 MB. Passmark benchmark score: 775 points. Launch price was $149.
Core 2 Duo L7400
The Core 2 Duo L7400 is manufactured by Intel. It was released in 2008-01-01. It has 2 cores. Base frequency: 1.5 GHz. L3 cache: 4 MB L2 Cache. Built on 65 nm process technology. Socket: BGA479. Thermal design power (TDP): 17 Watt. Passmark benchmark score: 765 points. Launch price was $249.
Processing Power
Both the Athlon 64 X2 TK-42 and Core 2 Duo L7400 share an identical 2-core/2-thread configuration. The Athlon 64 X2 TK-42 is built on the Tyler (2007−2009) architecture. In PassMark, the Athlon 64 X2 TK-42 scores 775 against the Core 2 Duo L7400's 765 — a 1.3% lead for the Athlon 64 X2 TK-42.
| Feature | Athlon 64 X2 TK-42 | Core 2 Duo L7400 |
|---|---|---|
| Cores / Threads | 2 / 2 | 2 |
| Boost Clock | 1.6 GHz | — |
| Base Clock | — | 1.5 GHz |
| L3 Cache | — | 4 MB L2 Cache |
| L2 Cache | 1 MB | — |
| Process | 65 nm | 65 nm |
| Architecture | Tyler (2007−2009) | — |
| PassMark | 775+1% | 765 |
Memory & Platform
The Athlon 64 X2 TK-42 uses the S1 socket (PCIe 2.0), while the Core 2 Duo L7400 uses BGA479 (PCIe 1.1) — making them incompatible on the same motherboard.
| Feature | Athlon 64 X2 TK-42 | Core 2 Duo L7400 |
|---|---|---|
| Socket | S1 | BGA479 |
| PCIe Generation | PCIe 2.0+82% | PCIe 1.1 |
| Max RAM Speed | DDR2-667 | — |
| Max RAM Capacity | 8 GB | — |
| RAM Channels | 2 | — |
| ECC Support | ❌ | — |
| PCIe Lanes | 0 | — |
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