Pentium D 940 vs Pentium Dual-Core E2140
Pentium D 940
Pentium Dual-Core E2140
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 D 940 is positioned at rank 1055 and the Pentium Dual-Core E2140 is on rank 978, 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 D 940
Performance Per Dollar Pentium Dual-Core E2140
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Pentium D 940 | Pentium Dual-Core E2140 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ⚠️ Higher cost ($15) | ✅ More affordable ($5) |
| Longevity | 🛑 Legacy (NetBurst (2000−2006) / 65 nm) | 🛑 Legacy (NetBurst (2000−2006) / 65 nm) |
💎 Value Proposition
| Insight | Pentium D 940 | Pentium Dual-Core E2140 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+179%) |
| Upfront Cost | ⚠️ Higher cost ($15) | ✅ More affordable ($5) |
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.
Path of Exile 2
Counter-Strike 2
Technical Specifications
Side-by-side comparison of Pentium D 940 and Pentium Dual-Core E2140
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.
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.
Processing Power
Both the Pentium D 940 and Pentium Dual-Core E2140 share an identical 2-core/2-thread configuration. Boost clocks reach 3.2 GHz on the Pentium D 940 versus 1.6 GHz on the Pentium Dual-Core E2140 — 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 D 940 scores 875 against the Pentium Dual-Core E2140's 815 — a 7.1% lead for the Pentium D 940. Both processors carry 0 kB of L3 cache.
| Feature | Pentium D 940 | Pentium Dual-Core E2140 |
|---|---|---|
| Cores / Threads | 2 / 2 | 2 / 2 |
| Boost Clock | 3.2 GHz+100% | 1.6 GHz |
| Base Clock | 3.2 GHz | — |
| L3 Cache | 0 kB | 0 kB |
| L2 Cache | 2 MB (total)+100% | 1 MB (total) |
| Process | 65 nm | 65 nm |
| Architecture | NetBurst (2000−2006) | NetBurst (2000−2006) |
| PassMark | 875+7% | 815 |
Memory & Platform
Both processors use the LGA775 socket with PCIe 1.1.
| Feature | Pentium D 940 | Pentium Dual-Core E2140 |
|---|---|---|
| Socket | LGA775 | LGA775 |
| PCIe Generation | PCIe 1.1 | PCIe 1.1 |
Value Analysis
The Pentium D 940 launched at $132 MSRP, while the Pentium Dual-Core E2140 debuted at $74. At current prices ($15 vs $5), the Pentium Dual-Core E2140 is $10 cheaper. In terms of value (PassMark points per dollar), the Pentium D 940 delivers 58.3 pts/$ vs 163.0 pts/$ for the Pentium Dual-Core E2140 — making the Pentium Dual-Core E2140 the 94.6% better value option.
| Feature | Pentium D 940 | Pentium Dual-Core E2140 |
|---|---|---|
| MSRP | $132 | $74-44% |
| Avg Price (30d) | $15 | $5-67% |
| Performance per Dollar | 58.3 | 163.0+180% |
| Release Date | 2006 | 2007 |
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