
Celeron M 585

Pentium P6000
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 Pentium P6000 is on rank 1005, so the Celeron M 585 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 Pentium P6000
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Celeron M 585 | Pentium P6000 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($90) |
| Longevity | 🛑 Legacy (Merom (2006−2008) / 65 nm) | 🛑 Legacy (Arrandale (2010−2011) / 32 nm) |
💎 Value Proposition
| Insight | Celeron M 585 | Pentium P6000 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($90) |
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 Pentium P6000

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.

Pentium P6000
The Pentium P6000 is manufactured by Intel. It was released in 2007-01-01. It is based on the Arrandale (2010−2011) architecture. It features 2 cores and 2 threads. Base frequency is 1.86 GHz, with boost up to 1.88 GHz. L3 cache: 3 MB (total). L2 cache: 256K (per core). Built on 32 nm process technology. Socket: PGA988. Thermal design power (TDP): 35 Watt. Memory support: DDR3. Passmark benchmark score: 2,051 points. Launch price was $69.
Processing Power
The Celeron M 585 packs 1 cores / 1 threads, while the Pentium P6000 offers 2 cores / 2 threads — the Pentium P6000 has 1 more core. Boost clocks reach 2.16 GHz on the Celeron M 585 versus 1.88 GHz on the Pentium P6000 — a 13.9% clock advantage for the Celeron M 585. The Celeron M 585 uses the Merom (2006−2008) architecture (65 nm), while the Pentium P6000 uses Arrandale (2010−2011) (32 nm). In PassMark, the Celeron M 585 scores 2,062 against the Pentium P6000's 2,051 — a 0.5% lead for the Celeron M 585.
| Feature | Celeron M 585 | Pentium P6000 |
|---|---|---|
| Cores / Threads | 1 / 1 | 2 / 2+100% |
| Boost Clock | 2.16 GHz+15% | 1.88 GHz |
| Base Clock | — | 1.86 GHz |
| L3 Cache | — | 3 MB (total) |
| L2 Cache | 1 MB+300% | 256K (per core) |
| Process | 65 nm | 32 nm-51% |
| Architecture | Merom (2006−2008) | Arrandale (2010−2011) |
| PassMark | 2,062 | 2,051 |
Memory & Platform
The Celeron M 585 uses the PGA478 socket (PCIe 1.1), while the Pentium P6000 uses PGA988 (PCIe 2.0) — making them incompatible on the same motherboard.
| Feature | Celeron M 585 | Pentium P6000 |
|---|---|---|
| Socket | PGA478 | PGA988 |
| PCIe Generation | PCIe 1.1 | PCIe 2.0+82% |
| Max RAM Speed | 800 | — |
| Max RAM Capacity | 4 | — |
| RAM Channels | 2 | — |
| ECC Support | ❌ | — |
| PCIe Lanes | 0 | — |
Advanced Features
Virtualization: false (Celeron M 585) / not specified (Pentium P6000). Direct competitor: Celeron M 585 rivals Mobile Sempron SI-40.
| Feature | Celeron M 585 | Pentium P6000 |
|---|---|---|
| Integrated GPU | No | — |
| IGPU Model | None | — |
| Unlocked | No | — |
| AVX-512 | No | — |
| Virtualization | false | — |
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