CPU
GPU
Celeron M 585
Pentium G620T
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 G620T is on rank 571, 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 G620T
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Celeron M 585 | Pentium G620T |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior 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 (Sandy Bridge (2011−2013) / 32 nm) |
💎 Value Proposition
| Insight | Celeron M 585 | Pentium G620T |
|---|---|---|
| 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 G620T
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 G620T
The Pentium G620T is manufactured by Intel. It was released in 22 May 2011 (14 years ago). It is based on the Sandy Bridge (2011−2013) architecture. It features 2 cores and 2 threads. Base frequency is 2.2 GHz, with boost up to 2.2 GHz. L3 cache: 3 MB (total). L2 cache: 256 kB (per core). Built on 32 nm process technology. Socket: LGA1155. Thermal design power (TDP): 35 Watt. Memory support: DDR3. Passmark benchmark score: 2,055 points. Launch price was $80.
Processing Power
The Celeron M 585 packs 1 cores / 1 threads, while the Pentium G620T offers 2 cores / 2 threads — the Pentium G620T has 1 more core. Boost clocks reach 2.16 GHz on the Celeron M 585 versus 2.2 GHz on the Pentium G620T — a 1.8% clock advantage for the Pentium G620T. The Celeron M 585 uses the Merom (2006−2008) architecture (65 nm), while the Pentium G620T uses Sandy Bridge (2011−2013) (32 nm). In PassMark, the Celeron M 585 scores 2,062 against the Pentium G620T's 2,055 — a 0.3% lead for the Celeron M 585.
| Feature | Celeron M 585 | Pentium G620T |
|---|---|---|
| Cores / Threads | 1 / 1 | 2 / 2+100% |
| Boost Clock | 2.16 GHz | 2.2 GHz+2% |
| Base Clock | — | 2.2 GHz |
| L3 Cache | — | 3 MB (total) |
| L2 Cache | 1 MB+300% | 256 kB (per core) |
| Process | 65 nm | 32 nm-51% |
| Architecture | Merom (2006−2008) | Sandy Bridge (2011−2013) |
| PassMark | 2,062 | 2,055 |
Memory & Platform
The Celeron M 585 uses the PGA478 socket (PCIe 1.1), while the Pentium G620T uses LGA1155 (PCIe 2.0) — making them incompatible on the same motherboard.
| Feature | Celeron M 585 | Pentium G620T |
|---|---|---|
| Socket | PGA478 | LGA1155 |
| 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 G620T). Direct competitor: Celeron M 585 rivals Mobile Sempron SI-40.
| Feature | Celeron M 585 | Pentium G620T |
|---|---|---|
| Integrated GPU | No | — |
| IGPU Model | None | — |
| Unlocked | No | — |
| AVX-512 | No | — |
| Virtualization | false | — |
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