
Core i7-940XM vs Xeon E5430

Core i7-940XM

Xeon E5430
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 i7-940XM is positioned at rank 1237 and the Xeon E5430 is on rank 833, so the Xeon E5430 offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Core i7-940XM
Performance Per Dollar Xeon E5430
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i7-940XM | Xeon E5430 |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ⚠️ Higher cost ($1,096) | ✅ More affordable ($0) |
| Longevity | 🛑 Legacy (Clarksfield (2009−2010) / 45 nm) | 🛑 Legacy (Harpertown (2007−2008) / 45 nm) |
💎 Value Proposition
| Insight | Core i7-940XM | Xeon E5430 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($1,096) | ✅ 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 i7-940XM and Xeon E5430

Core i7-940XM
The Core i7-940XM is manufactured by Intel. It was released in 20 June 2010 (15 years ago). It is based on the Clarksfield (2009−2010) architecture. It features 4 cores and 8 threads. Base frequency is 2.13 GHz, with boost up to 3.33 GHz. L3 cache: 8 MB (total). L2 cache: 256 kB (per core). Built on 45 nm process technology. Socket: PGA988. Thermal design power (TDP): 55 Watt. Memory support: DDR3-1066, DDR3-1333. Passmark benchmark score: 2,269 points. Launch price was $1,096.

Xeon E5430
The Xeon E5430 is manufactured by Intel. It was released in 11 November 2007 (18 years ago). It is based on the Harpertown (2007−2008) architecture. It features 4 cores and 4 threads. Base frequency is 2.66 GHz, with boost up to 0.67 GHz. L3 cache: 12 MB L2 Cache. L2 cache: 6 MB (total). Built on 45 nm process technology. Socket: LGA771. Thermal design power (TDP): 80 Watt. Memory support: DDR2, DDR3 Depends on motherboard. Passmark benchmark score: 2,256 points. Launch price was $455.
Processing Power
The Core i7-940XM packs 4 cores / 8 threads, matching the Xeon E5430's 4 cores. Boost clocks reach 3.33 GHz on the Core i7-940XM versus 0.67 GHz on the Xeon E5430 — a 133% clock advantage for the Core i7-940XM (base: 2.13 GHz vs 2.66 GHz). The Core i7-940XM uses the Clarksfield (2009−2010) architecture (45 nm), while the Xeon E5430 uses Harpertown (2007−2008) (45 nm). In PassMark, the Core i7-940XM scores 2,269 against the Xeon E5430's 2,256 — a 0.6% lead for the Core i7-940XM. L3 cache: 8 MB (total) on the Core i7-940XM vs 12 MB L2 Cache on the Xeon E5430.
| Feature | Core i7-940XM | Xeon E5430 |
|---|---|---|
| Cores / Threads | 4 / 8 | 4 / 4 |
| Boost Clock | 3.33 GHz+397% | 0.67 GHz |
| Base Clock | 2.13 GHz | 2.66 GHz+25% |
| L3 Cache | 8 MB (total) | 12 MB L2 Cache+50% |
| L2 Cache | 256 kB (per core) | 6 MB (total)+2300% |
| Process | 45 nm | 45 nm |
| Architecture | Clarksfield (2009−2010) | Harpertown (2007−2008) |
| PassMark | 2,269 | 2,256 |
Memory & Platform
The Core i7-940XM uses the PGA988 socket (PCIe 2.0), while the Xeon E5430 uses LGA771 (PCIe 2.0) — making them incompatible on the same motherboard.
| Feature | Core i7-940XM | Xeon E5430 |
|---|---|---|
| Socket | PGA988 | LGA771 |
| PCIe Generation | PCIe 2.0 | PCIe 2.0 |
| Max RAM Speed | 1333 | — |
| Max RAM Capacity | 8 | — |
| RAM Channels | 2 | — |
| ECC Support | ❌ | — |
| PCIe Lanes | 16 | — |
Advanced Features
Virtualization: true (Core i7-940XM) / not specified (Xeon E5430). Direct competitor: Core i7-940XM rivals Core i7-2720QM.
| Feature | Core i7-940XM | Xeon E5430 |
|---|---|---|
| Integrated GPU | No | — |
| IGPU Model | None | — |
| Unlocked | Yes | — |
| AVX-512 | No | — |
| Virtualization | true | — |
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