CPU
GPU
Core i3-2105
Pentium 1403
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 Core i3-2105 is positioned at rank 935 and the Pentium 1403 is on rank 404, so the Pentium 1403 offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Core i3-2105
Performance Per Dollar Pentium 1403
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i3-2105 | Pentium 1403 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($30) | ✅ More affordable ($0) |
| Longevity | 🛑 Legacy (Sandy Bridge (2011−2013) / 32 nm) | 🛑 Legacy (Legacy / 32 nm) |
💎 Value Proposition
| Insight | Core i3-2105 | Pentium 1403 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($30) | ✅ More affordable ($0) |
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 Core i3-2105 and Pentium 1403
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.
Pentium 1403
The Pentium 1403 is manufactured by Intel. It was released in 2007-01-01. It features 2 cores and 2 threads. Base frequency: 2.6 GHz. L3 cache: 5 MB. Built on 32 nm process technology. Thermal design power (TDP): 80 Watt. Memory support: DDR3-800, DDR3-1066. Passmark benchmark score: 1,851 points. Launch price was $69.
Processing Power
The Core i3-2105 packs 2 cores / 4 threads, matching the Pentium 1403's 2 cores. The Core i3-2105 is built on the Sandy Bridge (2011−2013) architecture. In PassMark, the Core i3-2105 scores 1,837 against the Pentium 1403's 1,851 — a 0.8% lead for the Pentium 1403. L3 cache: 3 MB (total) on the Core i3-2105 vs 5 MB on the Pentium 1403.
| Feature | Core i3-2105 | Pentium 1403 |
|---|---|---|
| Cores / Threads | 2 / 4 | 2 / 2 |
| Boost Clock | 3.1 GHz | — |
| Base Clock | 3.1 GHz+19% | 2.6 GHz |
| L3 Cache | 3 MB (total) | 5 MB+67% |
| L2 Cache | 256 kB (per core) | — |
| Process | 32 nm | 32 nm |
| Architecture | Sandy Bridge (2011−2013) | — |
| PassMark | 1,837 | 1,851 |
Advanced Features
Virtualization: VT-x (Core i3-2105) / not specified (Pentium 1403). The Core i3-2105 includes integrated graphics (HD Graphics 3000), while the Pentium 1403 requires a dedicated GPU. Primary use case: Core i3-2105 targets Desktop.
| Feature | Core i3-2105 | Pentium 1403 |
|---|---|---|
| Integrated GPU | Yes | — |
| IGPU Model | HD Graphics 3000 | — |
| Unlocked | No | — |
| AVX-512 | No | — |
| Virtualization | VT-x | — |
| Target Use | Desktop | — |
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