Core i3-1005G1 vs Xeon E5640
Core i3-1005G1
Xeon E5640
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 i3-1005G1 is positioned at rank 573 and the Xeon E5640 is on rank 574, so the Core i3-1005G1 offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Core i3-1005G1
Performance Per Dollar Xeon E5640
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i3-1005G1 | Xeon E5640 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | Equivalent pricing | Equivalent pricing |
| Longevity | ✨ Modern (Ice Lake (Client) (2019) / 10 nm) | 🛑 Legacy (Legacy / Standard Node) |
💎 Value Proposition
| Insight | Core i3-1005G1 | Xeon E5640 |
|---|---|---|
| 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 Core i3-1005G1 and Xeon E5640
Core i3-1005G1
The Core i3-1005G1 is manufactured by Intel. It was released in 1 August 2019 (6 years ago). It is based on the Ice Lake (Client) (2019) architecture. It features 2 cores and 4 threads. Base frequency is 1.2 GHz, with boost up to 3.4 GHz. L3 cache: 4 MB (total). L2 cache: 256K (per core). Built on 10 nm process technology. Socket: FCBGA1526. Thermal design power (TDP): 15 Watt. Memory support: DDR4. Passmark benchmark score: 4,827 points. Launch price was $281.
Xeon E5640
The Xeon E5640 is manufactured by Intel. It was released in 2015-01-01. Passmark benchmark score: 4,755 points. Launch price was $800.
Processing Power
The Core i3-1005G1 is built on the Ice Lake (Client) (2019) architecture. In PassMark, the Core i3-1005G1 scores 4,827 against the Xeon E5640's 4,755 — a 1.5% lead for the Core i3-1005G1.
| Feature | Core i3-1005G1 | Xeon E5640 |
|---|---|---|
| Cores / Threads | 2 / 4 | — |
| Boost Clock | 3.4 GHz | — |
| Base Clock | 1.2 GHz | — |
| L3 Cache | 4 MB (total) | — |
| L2 Cache | 256K (per core) | — |
| Process | 10 nm | — |
| Architecture | Ice Lake (Client) (2019) | — |
| PassMark | 4,827+2% | 4,755 |
| Cinebench R23 Multi | 2,319 | — |
| Geekbench 6 Single | 603 | — |
| Geekbench 6 Multi | 2,605 | — |
Advanced Features
Virtualization: VT-x / VT-d / EPT (Core i3-1005G1) / not specified (Xeon E5640). The Core i3-1005G1 includes integrated graphics (Intel UHD Graphics (Ice Lake)), while the Xeon E5640 requires a dedicated GPU. Primary use case: Core i3-1005G1 targets Thin-and-light.
| Feature | Core i3-1005G1 | Xeon E5640 |
|---|---|---|
| Integrated GPU | Yes | — |
| IGPU Model | Intel UHD Graphics (Ice Lake) | — |
| Unlocked | No | — |
| AVX-512 | Yes | — |
| Virtualization | VT-x / VT-d / EPT | — |
| Target Use | Thin-and-light | — |
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