Core 2 Duo T7800 vs Athlon II X4 740
Core 2 Duo T7800
Athlon II X4 740
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 T7800 is positioned at rank 156 and the Athlon II X4 740 is on rank 522, so the Core 2 Duo T7800 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 T7800
Performance Per Dollar Athlon II X4 740
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core 2 Duo T7800 | Athlon II X4 740 |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($20) |
| Longevity | 🛑 Legacy (Merom (2006−2008) / 65 nm) | 🛑 Legacy (Piledriver / 32 nm) |
💎 Value Proposition
| Insight | Core 2 Duo T7800 | Athlon II X4 740 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($20) |
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 T7800 and Athlon II X4 740
Core 2 Duo T7800
The Core 2 Duo T7800 is manufactured by Intel. It was released in 18 August 2007 (18 years ago). It is based on the Merom (2006−2008) architecture. It features 2 cores and 2 threads. Base frequency is 2.6 GHz, with boost up to 2.6 GHz. L3 cache: 0 kB. L2 cache: 4 MB. Built on 65 nm process technology. Socket: PGA478. Thermal design power (TDP): 35 Watt. Passmark benchmark score: 2,663 points. Launch price was $515.
Athlon II X4 740
The Athlon II X4 740 is manufactured by AMD. It was released in 1 October 2012 (13 years ago). It is based on the Piledriver architecture. It features 4 cores and 4 threads. Base frequency is 3.2 GHz, with boost up to 3.7 GHz. L2 cache: 4 MB. Built on 32 nm process technology. Socket: FM2. Thermal design power (TDP): 65 watt. Passmark benchmark score: 2,677 points. Launch price was $71.
Processing Power
The Core 2 Duo T7800 packs 2 cores / 2 threads, while the Athlon II X4 740 offers 4 cores / 4 threads — the Athlon II X4 740 has 2 more cores. Boost clocks reach 2.6 GHz on the Core 2 Duo T7800 versus 3.7 GHz on the Athlon II X4 740 — a 34.9% clock advantage for the Athlon II X4 740 (base: 2.6 GHz vs 3.2 GHz). The Core 2 Duo T7800 uses the Merom (2006−2008) architecture (65 nm), while the Athlon II X4 740 uses Piledriver (32 nm). In PassMark, the Core 2 Duo T7800 scores 2,663 against the Athlon II X4 740's 2,677 — a 0.5% lead for the Athlon II X4 740.
| Feature | Core 2 Duo T7800 | Athlon II X4 740 |
|---|---|---|
| Cores / Threads | 2 / 2 | 4 / 4+100% |
| Boost Clock | 2.6 GHz | 3.7 GHz+42% |
| Base Clock | 2.6 GHz | 3.2 GHz+23% |
| L3 Cache | 0 kB | — |
| L2 Cache | 4 MB | 4 MB |
| Process | 65 nm | 32 nm-51% |
| Architecture | Merom (2006−2008) | Piledriver |
| PassMark | 2,663 | 2,677 |
Memory & Platform
The Core 2 Duo T7800 uses the PGA478 socket (PCIe 1.1), while the Athlon II X4 740 uses FM2 (PCIe 2.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR2-667 on the Core 2 Duo T7800 versus DDR3-1866 on the Athlon II X4 740 — the Athlon II X4 740 supports 40% faster memory, which can translate to measurable gains in memory-sensitive workloads. Both feature 2-channel memory with ECC support. Chipset compatibility: GM965,PM965 (Core 2 Duo T7800) and AMD FM2 (Athlon II X4 740).
| Feature | Core 2 Duo T7800 | Athlon II X4 740 |
|---|---|---|
| Socket | PGA478 | FM2 |
| PCIe Generation | PCIe 1.1 | PCIe 2.0+82% |
| Max RAM Speed | DDR2-667 | DDR3-1866+50% |
| Max RAM Capacity | — | 64 GB |
| RAM Channels | 2 | 2 |
| ECC Support | ❌ | ❌ |
| PCIe Lanes | — | 16 |
Advanced Features
Virtualization: VT-x (Core 2 Duo T7800) / not specified (Athlon II X4 740). Primary use case: Core 2 Duo T7800 targets Budget. Direct competitor: Core 2 Duo T7800 rivals Athlon Silver 3050U.
| Feature | Core 2 Duo T7800 | Athlon II X4 740 |
|---|---|---|
| Integrated GPU | No | No |
| Unlocked | No | — |
| AVX-512 | No | — |
| Virtualization | VT-x | — |
| Target Use | Budget | — |
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