Pentium Dual-Core E2140 vs Pentium D 940
Pentium Dual-Core E2140
Pentium D 940
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 Dual-Core E2140 is positioned at rank 978 and the Pentium D 940 is on rank 1055, so the Pentium Dual-Core E2140 offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Pentium Dual-Core E2140
Performance Per Dollar Pentium D 940
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Pentium Dual-Core E2140 | Pentium D 940 |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($5) | ⚠️ Higher cost ($15) |
| Longevity | 🛑 Legacy (NetBurst (2000−2006) / 65 nm) | 🛑 Legacy (NetBurst (2000−2006) / 65 nm) |
💎 Value Proposition
| Insight | Pentium Dual-Core E2140 | Pentium D 940 |
|---|---|---|
| Cost Efficiency | ✅ Better overall value (+179%) | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($5) | ⚠️ Higher cost ($15) |
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 Dual-Core E2140 and Pentium D 940
Pentium Dual-Core E2140
The Pentium Dual-Core E2140 is manufactured by Intel. It was released in 2007-01-01. It is based on the NetBurst (2000−2006) architecture. It features 2 cores and 2 threads. Max frequency: 1.6 GHz. L3 cache: 0 kB. L2 cache: 1 MB (total). Built on 65 nm process technology. Socket: LGA775. Thermal design power (TDP): 65 Watt. Memory support: DDR1, DDR2, DDR3. Passmark benchmark score: 815 points. Launch price was $69.
Pentium D 940
The Pentium D 940 is manufactured by Intel. It was released in 5 January 2006 (19 years ago). It is based on the NetBurst (2000−2006) architecture. It features 2 cores and 2 threads. Base frequency is 3.2 GHz, with boost up to 3.2 GHz. L3 cache: 0 kB. L2 cache: 2 MB (total). Built on 65 nm process technology. Socket: LGA775. Thermal design power (TDP): 130 Watt. Memory support: DDR1, DDR2, DDR3. Passmark benchmark score: 875 points. Launch price was $423.
Processing Power
Both the Pentium Dual-Core E2140 and Pentium D 940 share an identical 2-core/2-thread configuration. Boost clocks reach 1.6 GHz on the Pentium Dual-Core E2140 versus 3.2 GHz on the Pentium D 940 — a 66.7% clock advantage for the Pentium D 940. Both are built on the NetBurst (2000−2006) architecture using a 65 nm process. In PassMark, the Pentium Dual-Core E2140 scores 815 against the Pentium D 940's 875 — a 7.1% lead for the Pentium D 940. Both processors carry 0 kB of L3 cache.
| Feature | Pentium Dual-Core E2140 | Pentium D 940 |
|---|---|---|
| Cores / Threads | 2 / 2 | 2 / 2 |
| Boost Clock | 1.6 GHz | 3.2 GHz+100% |
| Base Clock | — | 3.2 GHz |
| L3 Cache | 0 kB | 0 kB |
| L2 Cache | 1 MB (total) | 2 MB (total)+100% |
| Process | 65 nm | 65 nm |
| Architecture | NetBurst (2000−2006) | NetBurst (2000−2006) |
| PassMark | 815 | 875+7% |
Memory & Platform
Both processors use the LGA775 socket with PCIe 1.1.
| Feature | Pentium Dual-Core E2140 | Pentium D 940 |
|---|---|---|
| Socket | LGA775 | LGA775 |
| PCIe Generation | PCIe 1.1 | PCIe 1.1 |
Value Analysis
The Pentium Dual-Core E2140 launched at $74 MSRP, while the Pentium D 940 debuted at $132. At current prices ($5 vs $15), the Pentium Dual-Core E2140 is $10 cheaper. In terms of value (PassMark points per dollar), the Pentium Dual-Core E2140 delivers 163.0 pts/$ vs 58.3 pts/$ for the Pentium D 940 — making the Pentium Dual-Core E2140 the 94.6% better value option.
| Feature | Pentium Dual-Core E2140 | Pentium D 940 |
|---|---|---|
| MSRP | $74-44% | $132 |
| Avg Price (30d) | $5-67% | $15 |
| Performance per Dollar | 163.0+180% | 58.3 |
| Release Date | 2007 | 2006 |
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