
Pentium T3400 vs Pentium D 940

Pentium T3400

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 T3400 is positioned at rank 1194 and the Pentium D 940 is on rank 1055, so the Pentium D 940 offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Pentium T3400
Performance Per Dollar Pentium D 940
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Pentium T3400 | Pentium D 940 |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($90) | ✅ More affordable ($15) |
| Longevity | 🛑 Legacy (Legacy / 65 nm) | 🛑 Legacy (NetBurst (2000−2006) / 65 nm) |
💎 Value Proposition
| Insight | Pentium T3400 | Pentium D 940 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+521%) |
| Upfront Cost | ⚠️ Higher cost ($90) | ✅ More affordable ($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 T3400 and Pentium D 940

Pentium T3400
The Pentium T3400 is manufactured by Intel. It was released in 2007-01-01. Base frequency: 2.16 GHz. L3 cache: 1 MB L2 Cache. Built on 65 nm process technology. Socket: PGA478. Thermal design power (TDP): 35 Watt. Passmark benchmark score: 845 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
The Pentium D 940 is built on the NetBurst (2000−2006) architecture. In PassMark, the Pentium T3400 scores 845 against the Pentium D 940's 875 — a 3.5% lead for the Pentium D 940. L3 cache: 1 MB L2 Cache on the Pentium T3400 vs 0 kB on the Pentium D 940.
| Feature | Pentium T3400 | Pentium D 940 |
|---|---|---|
| Cores / Threads | — | 2 / 2 |
| Boost Clock | — | 3.2 GHz |
| Base Clock | 2.16 GHz | 3.2 GHz+48% |
| L3 Cache | 1 MB L2 Cache | 0 kB |
| L2 Cache | — | 2 MB (total) |
| Process | 65 nm | 65 nm |
| Architecture | — | NetBurst (2000−2006) |
| PassMark | 845 | 875+4% |
Memory & Platform
The Pentium T3400 uses the PGA478 socket (PCIe 2.0), while the Pentium D 940 uses LGA775 (PCIe 1.1) — making them incompatible on the same motherboard.
| Feature | Pentium T3400 | Pentium D 940 |
|---|---|---|
| Socket | PGA478 | LGA775 |
| PCIe Generation | PCIe 2.0+82% | PCIe 1.1 |
Value Analysis
The Pentium T3400 launched at $150 MSRP, while the Pentium D 940 debuted at $132. At current prices ($90 vs $15), the Pentium D 940 is $75 cheaper. In terms of value (PassMark points per dollar), the Pentium T3400 delivers 9.4 pts/$ vs 58.3 pts/$ for the Pentium D 940 — making the Pentium D 940 the 144.5% better value option.
| Feature | Pentium T3400 | Pentium D 940 |
|---|---|---|
| MSRP | $150 | $132-12% |
| Avg Price (30d) | $90 | $15-83% |
| Performance per Dollar | 9.4 | 58.3+520% |
| Release Date | 2008 | 2006 |
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