Core 2 Duo T7400 vs Athlon II X3 450
Core 2 Duo T7400
Athlon II X3 450
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 Core 2 Duo T7400 is positioned at rank 1027 and the Athlon II X3 450 is on rank 761, so the Athlon II X3 450 offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Core 2 Duo T7400
Performance Per Dollar Athlon II X3 450
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core 2 Duo T7400 | Athlon II X3 450 |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($15) |
| Longevity | 🛑 Legacy (Merom (2006−2008) / 65 nm) | 🛑 Legacy (Rana (2009−2011) / 45 nm) |
💎 Value Proposition
| Insight | Core 2 Duo T7400 | Athlon II X3 450 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($15) |
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 Core 2 Duo T7400 and Athlon II X3 450
Core 2 Duo T7400
The Core 2 Duo T7400 is manufactured by Intel. It was released in 28 August 2006 (19 years ago). It is based on the Merom (2006−2008) architecture. It features 2 cores and 2 threads. Base frequency is 2.16 GHz, with boost up to 2.16 GHz. L3 cache: 0 kB. L2 cache: 4 MB. Built on 65 nm process technology. Socket: PGA478. Thermal design power (TDP): 34 Watt. Passmark benchmark score: 1,861 points. Launch price was $286.
Athlon II X3 450
The Athlon II X3 450 is manufactured by AMD. It was released in 21 September 2010 (15 years ago). It is based on the Rana (2009−2011) architecture. It features 3 cores and 3 threads. Base frequency is 3.2 GHz, with boost up to 3.2 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: 1,865 points. Launch price was $45.
Processing Power
The Core 2 Duo T7400 packs 2 cores / 2 threads, while the Athlon II X3 450 offers 3 cores / 3 threads — the Athlon II X3 450 has 1 more core. Boost clocks reach 2.16 GHz on the Core 2 Duo T7400 versus 3.2 GHz on the Athlon II X3 450 — a 38.8% clock advantage for the Athlon II X3 450 (base: 2.16 GHz vs 3.2 GHz). The Core 2 Duo T7400 uses the Merom (2006−2008) architecture (65 nm), while the Athlon II X3 450 uses Rana (2009−2011) (45 nm). In PassMark, the Core 2 Duo T7400 scores 1,861 against the Athlon II X3 450's 1,865 — a 0.2% lead for the Athlon II X3 450. Geekbench 6 single-core — the metric most relevant to gaming — records 310 vs 380, a 20.3% lead for the Athlon II X3 450 that directly translates to higher frame rates. Multi-core Geekbench: 550 vs 980 (56.2% advantage for the Athlon II X3 450). Both processors carry 0 kB of L3 cache.
| Feature | Core 2 Duo T7400 | Athlon II X3 450 |
|---|---|---|
| Cores / Threads | 2 / 2 | 3 / 3+50% |
| Boost Clock | 2.16 GHz | 3.2 GHz+48% |
| Base Clock | 2.16 GHz | 3.2 GHz+48% |
| L3 Cache | 0 kB | 0 kB |
| L2 Cache | 4 MB+700% | 512 kB (per core) |
| Process | 65 nm | 45 nm-31% |
| Architecture | Merom (2006−2008) | Rana (2009−2011) |
| PassMark | 1,861 | 1,865 |
| Geekbench 6 Single | 310 | 380+23% |
| Geekbench 6 Multi | 550 | 980+78% |
Memory & Platform
The Core 2 Duo T7400 uses the PGA478 socket (PCIe 1.1), while the Athlon II X3 450 uses AM3 (PCIe 2.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR2-667 on the Core 2 Duo T7400 versus DDR3-1333 on the Athlon II X3 450 — the Athlon II X3 450 supports 40% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Athlon II X3 450 supports up to 32 GB of RAM compared to 4 GB — 155.6% more capacity for professional workloads. Both feature 2-channel memory with ECC support. Both provide 16 PCIe lanes. Chipset compatibility: 945GT,GME965 (Core 2 Duo T7400) and 760G,780G,790GX,880G,970,990FX (Athlon II X3 450).
| Feature | Core 2 Duo T7400 | Athlon II X3 450 |
|---|---|---|
| Socket | PGA478 | AM3 |
| PCIe Generation | PCIe 1.1 | PCIe 2.0+82% |
| Max RAM Speed | DDR2-667 | DDR3-1333+50% |
| Max RAM Capacity | 4 GB | 32 GB+700% |
| RAM Channels | 2 | 2 |
| ECC Support | ❌ | ❌ |
| PCIe Lanes | 16 | 16 |
Advanced Features
Neither processor supports overclocking. Virtualization support: VT-x (Core 2 Duo T7400) vs AMD-V (Athlon II X3 450). Primary use case: Core 2 Duo T7400 targets Legacy Laptop, Athlon II X3 450 targets Desktop.
| Feature | Core 2 Duo T7400 | Athlon II X3 450 |
|---|---|---|
| Integrated GPU | No | No |
| IGPU Model | None | — |
| Unlocked | No | No |
| AVX-512 | No | No |
| Virtualization | VT-x | AMD-V |
| Target Use | Legacy Laptop | Desktop |
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