
Pentium M 765 vs A8-5557M

Pentium M 765

A8-5557M
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 A8-5557M is on rank 687, so the A8-5557M 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 A8-5557M
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Pentium M 765 | A8-5557M |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | Equivalent pricing | Equivalent pricing |
| Longevity | 🛑 Legacy (Dothan (2004−2005) / 90 nm) | 🛑 Legacy (Richland (2013−2014) / 32 nm) |
💎 Value Proposition
| Insight | Pentium M 765 | A8-5557M |
|---|---|---|
| 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 Pentium M 765 and A8-5557M

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.

A8-5557M
The A8-5557M is manufactured by AMD. It was released in 2014-01-01. It is based on the Richland (2013−2014) architecture. It features 4 cores and 4 threads. Base frequency is 2.1 GHz, with boost up to 3.1 GHz. L3 cache: 0 kB. L2 cache: 1 MB (per core). Built on 32 nm process technology. Socket: FP2. Thermal design power (TDP): 35 Watt. Memory support: DDR3. Passmark benchmark score: 1,831 points. Launch price was $90.
Processing Power
The Pentium M 765 packs 1 cores / 1 threads, while the A8-5557M offers 4 cores / 4 threads — the A8-5557M has 3 more cores. Boost clocks reach 2.1 GHz on the Pentium M 765 versus 3.1 GHz on the A8-5557M — a 38.5% clock advantage for the A8-5557M (base: 2.1 GHz vs 2.1 GHz). The Pentium M 765 uses the Dothan (2004−2005) architecture (90 nm), while the A8-5557M uses Richland (2013−2014) (32 nm). In PassMark, the Pentium M 765 scores 1,834 against the A8-5557M's 1,831 — a 0.2% lead for the Pentium M 765. Both processors carry 0 kB of L3 cache.
| Feature | Pentium M 765 | A8-5557M |
|---|---|---|
| Cores / Threads | 1 / 1 | 4 / 4+300% |
| Boost Clock | 2.1 GHz | 3.1 GHz+48% |
| Base Clock | 2.1 GHz | 2.1 GHz |
| L3 Cache | 0 kB | 0 kB |
| L2 Cache | 2 MB+100% | 1 MB (per core) |
| Process | 90 nm | 32 nm-64% |
| Architecture | Dothan (2004−2005) | Richland (2013−2014) |
| PassMark | 1,834 | 1,831 |
Memory & Platform
The Pentium M 765 uses the PGA478 socket (PCIe 1.1), while the A8-5557M uses FP2 (PCIe 3.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR2-533 on the Pentium M 765 versus 1600 on the A8-5557M — the A8-5557M supports 199.5% faster memory, which can translate to measurable gains in memory-sensitive workloads. The A8-5557M supports up to 16 of RAM compared to 4 GB — 120% more capacity for professional workloads. Both feature 2-channel memory with ECC support. Both provide 16 PCIe lanes. Chipset compatibility: 915GM,945GT (Pentium M 765) and FP2,FS1r2 (A8-5557M).
| Feature | Pentium M 765 | A8-5557M |
|---|---|---|
| Socket | PGA478 | FP2 |
| PCIe Generation | PCIe 1.1 | PCIe 3.0+173% |
| Max RAM Speed | DDR2-533 | 1600+79900% |
| Max RAM Capacity | 4 GB+26214300% | 16 |
| RAM Channels | 2 | 2 |
| ECC Support | ❌ | ❌ |
| PCIe Lanes | 16 | 16 |
Advanced Features
Neither processor supports overclocking. Virtualization support: false (Pentium M 765) vs true (A8-5557M). The A8-5557M includes integrated graphics (Radeon HD 8510G / 8550G), while the Pentium M 765 requires a dedicated GPU. Direct competitor: A8-5557M rivals Core i3-4000M.
| Feature | Pentium M 765 | A8-5557M |
|---|---|---|
| Integrated GPU | No | Yes |
| IGPU Model | — | Radeon HD 8510G / 8550G |
| Unlocked | No | No |
| AVX-512 | No | No |
| Virtualization | false | true |
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