Pentium M 765 vs Core i3-2105
Pentium M 765
Core i3-2105
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 Core i3-2105 is on rank 935, so the Pentium M 765 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 Core i3-2105
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Pentium M 765 | Core i3-2105 |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($30) |
| Longevity | 🛑 Legacy (Dothan (2004−2005) / 90 nm) | 🛑 Legacy (Sandy Bridge (2011−2013) / 32 nm) |
💎 Value Proposition
| Insight | Pentium M 765 | Core i3-2105 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($30) |
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 Core i3-2105
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.
Core i3-2105
The Core i3-2105 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 4 threads. Base frequency is 3.1 GHz, with boost up to 3.1 GHz. L3 cache: 3 MB (total). L2 cache: 256 kB (per core). Built on 32 nm process technology. Socket: LGA1155. Thermal design power (TDP): 65 Watt. Memory support: DDR3. Passmark benchmark score: 1,837 points. Launch price was $145.
Processing Power
The Pentium M 765 packs 1 cores / 1 threads, while the Core i3-2105 offers 2 cores / 4 threads — the Core i3-2105 has 1 more core. Boost clocks reach 2.1 GHz on the Pentium M 765 versus 3.1 GHz on the Core i3-2105 — a 38.5% clock advantage for the Core i3-2105 (base: 2.1 GHz vs 3.1 GHz). The Pentium M 765 uses the Dothan (2004−2005) architecture (90 nm), while the Core i3-2105 uses Sandy Bridge (2011−2013) (32 nm). In PassMark, the Pentium M 765 scores 1,834 against the Core i3-2105's 1,837 — a 0.2% lead for the Core i3-2105. L3 cache: 0 kB on the Pentium M 765 vs 3 MB (total) on the Core i3-2105.
| Feature | Pentium M 765 | Core i3-2105 |
|---|---|---|
| Cores / Threads | 1 / 1 | 2 / 4+100% |
| Boost Clock | 2.1 GHz | 3.1 GHz+48% |
| Base Clock | 2.1 GHz | 3.1 GHz+48% |
| L3 Cache | 0 kB | 3 MB (total) |
| L2 Cache | 2 MB+700% | 256 kB (per core) |
| Process | 90 nm | 32 nm-64% |
| Architecture | Dothan (2004−2005) | Sandy Bridge (2011−2013) |
| PassMark | 1,834 | 1,837 |
Memory & Platform
The Pentium M 765 uses the PGA478 socket (PCIe 1.1), while the Core i3-2105 uses LGA1155 (PCIe 2.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR2-533 on the Pentium M 765 versus DDR3-1333 on the Core i3-2105 — the Core i3-2105 supports 40% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Core i3-2105 supports up to 32 GB of RAM compared to 4 GB — 155.6% more capacity for professional workloads. Both feature 2-channel memory with ECC support. Both provide 16 PCIe lanes.
| Feature | Pentium M 765 | Core i3-2105 |
|---|---|---|
| Socket | PGA478 | LGA1155 |
| PCIe Generation | PCIe 1.1 | PCIe 2.0+82% |
| Max RAM Speed | DDR2-533 | DDR3-1333+50% |
| Max RAM Capacity | 4 GB | 32 GB+700% |
| RAM Channels | 2 | 2 |
| ECC Support | ❌ | ❌ |
| PCIe Lanes | 16 | 16 |
Advanced Features
Neither processor supports overclocking. Virtualization support: false (Pentium M 765) vs VT-x (Core i3-2105). The Core i3-2105 includes integrated graphics (HD Graphics 3000), while the Pentium M 765 requires a dedicated GPU. Primary use case: Core i3-2105 targets Desktop.
| Feature | Pentium M 765 | Core i3-2105 |
|---|---|---|
| Integrated GPU | No | Yes |
| IGPU Model | — | HD Graphics 3000 |
| Unlocked | No | No |
| AVX-512 | No | No |
| Virtualization | false | VT-x |
| Target Use | — | Desktop |
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