Core 2 Duo T7400 vs Xeon E5345
Core 2 Duo T7400
Xeon E5345
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 Xeon E5345 is on rank 887, so the Xeon E5345 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 Xeon E5345
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core 2 Duo T7400 | Xeon E5345 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | Equivalent pricing | Equivalent pricing |
| Longevity | 🛑 Legacy (Merom (2006−2008) / 65 nm) | 🛑 Legacy (Clovertown (2006−2007) / 65 nm) |
💎 Value Proposition
| Insight | Core 2 Duo T7400 | Xeon E5345 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | Equivalent pricing | Equivalent pricing |
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 Xeon E5345
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.
Xeon E5345
The Xeon E5345 is manufactured by Intel. It was released in 14 November 2006 (19 years ago). It is based on the Clovertown (2006−2007) architecture. It features 4 cores and 4 threads. Base frequency is 2.33 GHz, with boost up to 0.33 GHz. L3 cache: 8 MB L2 Cache. L2 cache: 4 MB (total). Built on 65 nm process technology. Socket: LGA771. Thermal design power (TDP): 80 Watt. Memory support: DDR2, DDR3 Depends on motherboard. Passmark benchmark score: 1,868 points. Launch price was $851.
Processing Power
The Core 2 Duo T7400 packs 2 cores / 2 threads, while the Xeon E5345 offers 4 cores / 4 threads — the Xeon E5345 has 2 more cores. Boost clocks reach 2.16 GHz on the Core 2 Duo T7400 versus 0.33 GHz on the Xeon E5345 — a 147% clock advantage for the Core 2 Duo T7400 (base: 2.16 GHz vs 2.33 GHz). The Core 2 Duo T7400 uses the Merom (2006−2008) architecture (65 nm), while the Xeon E5345 uses Clovertown (2006−2007) (65 nm). In PassMark, the Core 2 Duo T7400 scores 1,861 against the Xeon E5345's 1,868 — a 0.4% lead for the Xeon E5345. L3 cache: 0 kB on the Core 2 Duo T7400 vs 8 MB L2 Cache on the Xeon E5345.
| Feature | Core 2 Duo T7400 | Xeon E5345 |
|---|---|---|
| Cores / Threads | 2 / 2 | 4 / 4+100% |
| Boost Clock | 2.16 GHz+555% | 0.33 GHz |
| Base Clock | 2.16 GHz | 2.33 GHz+8% |
| L3 Cache | 0 kB | 8 MB L2 Cache |
| L2 Cache | 4 MB | 4 MB (total) |
| Process | 65 nm | 65 nm |
| Architecture | Merom (2006−2008) | Clovertown (2006−2007) |
| PassMark | 1,861 | 1,868 |
| Geekbench 6 Single | 310 | — |
| Geekbench 6 Multi | 550 | — |
Memory & Platform
The Core 2 Duo T7400 uses the PGA478 socket (PCIe 1.1), while the Xeon E5345 uses LGA771 (PCIe 2.0) — making them incompatible on the same motherboard.
| Feature | Core 2 Duo T7400 | Xeon E5345 |
|---|---|---|
| Socket | PGA478 | LGA771 |
| PCIe Generation | PCIe 1.1 | PCIe 2.0+82% |
| Max RAM Speed | DDR2-667 | — |
| Max RAM Capacity | 4 GB | — |
| RAM Channels | 2 | — |
| ECC Support | ❌ | — |
| PCIe Lanes | 16 | — |
Advanced Features
Virtualization: VT-x (Core 2 Duo T7400) / not specified (Xeon E5345). Primary use case: Core 2 Duo T7400 targets Legacy Laptop.
| Feature | Core 2 Duo T7400 | Xeon E5345 |
|---|---|---|
| Integrated GPU | No | — |
| IGPU Model | None | — |
| Unlocked | No | — |
| AVX-512 | No | — |
| Virtualization | VT-x | — |
| Target Use | Legacy Laptop | — |
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