Pentium M 765 vs Atom N2800
Pentium M 765
Atom N2800
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 Pentium M 765 is positioned at rank 918 and the Atom N2800 is on rank 147, so the Atom N2800 offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Pentium M 765
Performance Per Dollar Atom N2800
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Pentium M 765 | Atom N2800 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($3) |
| Longevity | 🛑 Legacy (Dothan (2004−2005) / 90 nm) | 🛑 Legacy (Cedarview-M (2011−2012) / 32 nm) |
💎 Value Proposition
| Insight | Pentium M 765 | Atom N2800 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($3) |
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 Pentium M 765 and Atom N2800
Pentium M 765
The Pentium M 765 is manufactured by Intel. It was released in 2007-01-01. It is based on the Dothan (2004−2005) architecture. It features 1 cores and 1 threads. Base frequency is 2.1 GHz, with boost up to 2.1 GHz. L3 cache: 0 kB. L2 cache: 2 MB. Built on 90 nm process technology. Socket: PGA478. Thermal design power (TDP): 7.5 Watt. Memory support: DDR2. Passmark benchmark score: 1,834 points. Launch price was $69.
Atom N2800
The Atom N2800 is manufactured by Intel. It was released in 1 December 2011 (14 years ago). It is based on the Cedarview-M (2011−2012) architecture. It features 2 cores and 4 threads. Base frequency is 1.86 GHz, with boost up to 1.87 GHz. L3 cache: 0 kB. L2 cache: 512K (per core). Built on 32 nm process technology. Socket: FCBGA559. Thermal design power (TDP): 6.5 Watt. Memory support: DDR3. Passmark benchmark score: 1,829 points. Launch price was $47.
Processing Power
The Pentium M 765 packs 1 cores / 1 threads, while the Atom N2800 offers 2 cores / 4 threads — the Atom N2800 has 1 more core. Boost clocks reach 2.1 GHz on the Pentium M 765 versus 1.87 GHz on the Atom N2800 — a 11.6% clock advantage for the Pentium M 765 (base: 2.1 GHz vs 1.86 GHz). The Pentium M 765 uses the Dothan (2004−2005) architecture (90 nm), while the Atom N2800 uses Cedarview-M (2011−2012) (32 nm). In PassMark, the Pentium M 765 scores 1,834 against the Atom N2800's 1,829 — a 0.3% lead for the Pentium M 765. Both processors carry 0 kB of L3 cache.
| Feature | Pentium M 765 | Atom N2800 |
|---|---|---|
| Cores / Threads | 1 / 1 | 2 / 4+100% |
| Boost Clock | 2.1 GHz+12% | 1.87 GHz |
| Base Clock | 2.1 GHz+13% | 1.86 GHz |
| L3 Cache | 0 kB | 0 kB |
| L2 Cache | 2 MB+300% | 512K (per core) |
| Process | 90 nm | 32 nm-64% |
| Architecture | Dothan (2004−2005) | Cedarview-M (2011−2012) |
| PassMark | 1,834 | 1,829 |
Memory & Platform
The Pentium M 765 uses the PGA478 socket (PCIe 1.1), while the Atom N2800 uses FCBGA559 (PCIe 2.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR2-533 on the Pentium M 765 versus DDR3-1066 on the Atom N2800 — the Atom N2800 supports 40% faster memory, which can translate to measurable gains in memory-sensitive workloads. Both support up to 4 GB of RAM. Memory channels: 2 (Pentium M 765) vs 1 (Atom N2800). PCIe lanes: 16 (Pentium M 765) vs 4 (Atom N2800) — the Pentium M 765 offers 12 more lanes for additional GPUs or NVMe drives. Chipset compatibility: 915GM,945GT (Pentium M 765) and Intel NM10 (Atom N2800).
| Feature | Pentium M 765 | Atom N2800 |
|---|---|---|
| Socket | PGA478 | FCBGA559 |
| PCIe Generation | PCIe 1.1 | PCIe 2.0+82% |
| Max RAM Speed | DDR2-533 | DDR3-1066+50% |
| Max RAM Capacity | 4 GB | 4 GB |
| RAM Channels | 2+100% | 1 |
| ECC Support | ❌ | ❌ |
| PCIe Lanes | 16+300% | 4 |
Advanced Features
Virtualization: false (Pentium M 765) / not specified (Atom N2800). The Atom N2800 includes integrated graphics (Intel GMA 3650), while the Pentium M 765 requires a dedicated GPU.
| Feature | Pentium M 765 | Atom N2800 |
|---|---|---|
| Integrated GPU | No | Yes |
| IGPU Model | — | Intel GMA 3650 |
| Unlocked | No | — |
| AVX-512 | No | — |
| Virtualization | false | — |
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