
Celeron M 585

Core 2 Duo T7250
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 Celeron M 585 is positioned at rank 430 and the Core 2 Duo T7250 is on rank 20, so the Core 2 Duo T7250 offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Celeron M 585
Performance Per Dollar Core 2 Duo T7250
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Celeron M 585 | Core 2 Duo T7250 |
|---|---|---|
| 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 (Merom (2006−2008) / 65 nm) |
💎 Value Proposition
| Insight | Celeron M 585 | Core 2 Duo T7250 |
|---|---|---|
| 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 Celeron M 585 and Core 2 Duo T7250

Celeron M 585
The Celeron M 585 is manufactured by Intel. It was released in 20 August 2008 (17 years ago). It is based on the Merom (2006−2008) architecture. It features 1 cores and 1 threads. Max frequency: 2.16 GHz. L2 cache: 1 MB. Built on 65 nm process technology. Socket: PGA478. Thermal design power (TDP): 1 MB. Passmark benchmark score: 2,062 points. Launch price was $70.

Core 2 Duo T7250
The Core 2 Duo T7250 is manufactured by Intel. It was released in 2008-01-01. It is based on the Merom (2006−2008) architecture. It features 2 cores and 2 threads. Base frequency is 2 GHz, with boost up to 2 GHz. L3 cache: 0 kB. L2 cache: 2 MB. Built on 65 nm process technology. Socket: PGA478. Thermal design power (TDP): 35 Watt. Passmark benchmark score: 2,073 points. Launch price was $249.
Processing Power
The Celeron M 585 packs 1 cores / 1 threads, while the Core 2 Duo T7250 offers 2 cores / 2 threads — the Core 2 Duo T7250 has 1 more core. Boost clocks reach 2.16 GHz on the Celeron M 585 versus 2 GHz on the Core 2 Duo T7250 — a 7.7% clock advantage for the Celeron M 585. Both are built on the Merom (2006−2008) architecture using a 65 nm process. In PassMark, the Celeron M 585 scores 2,062 against the Core 2 Duo T7250's 2,073 — a 0.5% lead for the Core 2 Duo T7250.
| Feature | Celeron M 585 | Core 2 Duo T7250 |
|---|---|---|
| Cores / Threads | 1 / 1 | 2 / 2+100% |
| Boost Clock | 2.16 GHz+8% | 2 GHz |
| Base Clock | — | 2 GHz |
| L3 Cache | — | 0 kB |
| L2 Cache | 1 MB | 2 MB+100% |
| Process | 65 nm | 65 nm |
| Architecture | Merom (2006−2008) | Merom (2006−2008) |
| PassMark | 2,062 | 2,073 |
Memory & Platform
Both processors use the PGA478 socket with PCIe 1.1. Maximum memory speed reaches 800 on the Celeron M 585 versus DDR2-667 on the Core 2 Duo T7250 — the Celeron M 585 supports 199% faster memory, which can translate to measurable gains in memory-sensitive workloads. Both feature 2-channel memory with ECC support. Chipset compatibility: GL40,GM45 (Celeron M 585) and GM965,PM965 (Core 2 Duo T7250).
| Feature | Celeron M 585 | Core 2 Duo T7250 |
|---|---|---|
| Socket | PGA478 | PGA478 |
| PCIe Generation | PCIe 1.1 | PCIe 1.1 |
| Max RAM Speed | 800+39900% | DDR2-667 |
| Max RAM Capacity | 4 | — |
| RAM Channels | 2 | 2 |
| ECC Support | ❌ | ❌ |
| PCIe Lanes | 0 | — |
Advanced Features
Neither processor supports overclocking. Virtualization support: false (Celeron M 585) vs VT-x (Core 2 Duo T7250). Primary use case: Core 2 Duo T7250 targets Budget. Direct competitor: Celeron M 585 rivals Mobile Sempron SI-40; Core 2 Duo T7250 rivals Athlon 64 X2 TK-42.
| Feature | Celeron M 585 | Core 2 Duo T7250 |
|---|---|---|
| Integrated GPU | No | No |
| IGPU Model | None | — |
| Unlocked | No | No |
| AVX-512 | No | No |
| Virtualization | false | VT-x |
| Target Use | — | Budget |
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