Pentium D 940 vs Celeron P4505
Pentium D 940
Celeron P4505
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 Celeron P4505 is on rank 1059, 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 D 940
Performance Per Dollar Celeron P4505
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Pentium D 940 | Celeron P4505 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($15) | ⚠️ Higher cost ($86) |
| Longevity | 🛑 Legacy (NetBurst (2000−2006) / 65 nm) | 🛑 Legacy (Westmere (2010−2011) / 32 nm) |
💎 Value Proposition
| Insight | Pentium D 940 | Celeron P4505 |
|---|---|---|
| Cost Efficiency | ✅ Better overall value (+446%) | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($15) | ⚠️ Higher cost ($86) |
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 D 940 and Celeron P4505
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.
Celeron P4505
The Celeron P4505 is manufactured by Intel. It was released in 2007-01-01. It is based on the Westmere (2010−2011) architecture. It features 2 cores and 2 threads. Base frequency is 1.86 GHz, with boost up to 0.07 GHz. L3 cache: 2 MB. L2 cache: 512 kB. Built on 32 nm process technology. Socket: BGA1288. Thermal design power (TDP): 35 Watt. Memory support: DDR3-800, DDR3-1066. Passmark benchmark score: 918 points. Launch price was $69.
Processing Power
Both the Pentium D 940 and Celeron P4505 share an identical 2-core/2-thread configuration. Boost clocks reach 3.2 GHz on the Pentium D 940 versus 0.07 GHz on the Celeron P4505 — a 191.4% clock advantage for the Pentium D 940 (base: 3.2 GHz vs 1.86 GHz). The Pentium D 940 uses the NetBurst (2000−2006) architecture (65 nm), while the Celeron P4505 uses Westmere (2010−2011) (32 nm). In PassMark, the Pentium D 940 scores 875 against the Celeron P4505's 918 — a 4.8% lead for the Celeron P4505. L3 cache: 0 kB on the Pentium D 940 vs 2 MB on the Celeron P4505.
| Feature | Pentium D 940 | Celeron P4505 |
|---|---|---|
| Cores / Threads | 2 / 2 | 2 / 2 |
| Boost Clock | 3.2 GHz+4471% | 0.07 GHz |
| Base Clock | 3.2 GHz+72% | 1.86 GHz |
| L3 Cache | 0 kB | 2 MB |
| L2 Cache | 2 MB (total)+300% | 512 kB |
| Process | 65 nm | 32 nm-51% |
| Architecture | NetBurst (2000−2006) | Westmere (2010−2011) |
| PassMark | 875 | 918+5% |
Memory & Platform
The Pentium D 940 uses the LGA775 socket (PCIe 1.1), while the Celeron P4505 uses BGA1288 (PCIe 2.0) — making them incompatible on the same motherboard.
| Feature | Pentium D 940 | Celeron P4505 |
|---|---|---|
| Socket | LGA775 | BGA1288 |
| PCIe Generation | PCIe 1.1 | PCIe 2.0+82% |
| Max RAM Speed | — | 1066 |
| Max RAM Capacity | — | 8 |
| RAM Channels | — | 2 |
| ECC Support | — | ✅ |
| PCIe Lanes | — | 16 |
Advanced Features
Virtualization: not specified (Pentium D 940) / true (Celeron P4505). The Celeron P4505 includes integrated graphics (Intel HD Graphics (Westmere)), while the Pentium D 940 requires a dedicated GPU. Direct competitor: Celeron P4505 rivals Pentium P6000.
| Feature | Pentium D 940 | Celeron P4505 |
|---|---|---|
| Integrated GPU | — | Yes |
| IGPU Model | — | Intel HD Graphics (Westmere) |
| Unlocked | — | No |
| AVX-512 | — | No |
| Virtualization | — | true |
Value Analysis
The Pentium D 940 launched at $132 MSRP, while the Celeron P4505 debuted at $86. At current prices ($15 vs $86), the Pentium D 940 is $71 cheaper. In terms of value (PassMark points per dollar), the Pentium D 940 delivers 58.3 pts/$ vs 10.7 pts/$ for the Celeron P4505 — making the Pentium D 940 the 138.1% better value option.
| Feature | Pentium D 940 | Celeron P4505 |
|---|---|---|
| MSRP | $132 | $86-35% |
| Avg Price (30d) | $15-83% | $86 |
| Performance per Dollar | 58.3+445% | 10.7 |
| Release Date | 2006 | 2010 |
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