CPU
GPU
Pentium M 750
Celeron 450
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 M 750 is positioned at rank 131 and the Celeron 450 is on rank 1004, so the Pentium M 750 offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Pentium M 750
Performance Per Dollar Celeron 450
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Pentium M 750 | Celeron 450 |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($5) |
| Longevity | 🛑 Legacy (Dothan (2004−2005) / 90 nm) | 🛑 Legacy (Conroe-L (2007−2008) / 65 nm) |
💎 Value Proposition
| Insight | Pentium M 750 | Celeron 450 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($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.
Technical Specifications
Side-by-side comparison of Pentium M 750 and Celeron 450
Pentium M 750
The Pentium M 750 is manufactured by Intel. It was released in 2007-01-01. It is based on the Dothan (2004−2005) architecture. It features 1 cores and 1 threads. Base frequency is 1.86 GHz, with boost up to 1.86 GHz. L3 cache: 0 kB. L2 cache: 2 MB. Built on 90 nm process technology. Socket: PGA478. Thermal design power (TDP): 27 Watt. Memory support: DDR2. Passmark benchmark score: 485 points. Launch price was $69.
Celeron 450
The Celeron 450 is manufactured by Intel. It was released in 31 August 2008 (17 years ago). It is based on the Conroe-L (2007−2008) architecture. It features 1 cores and 1 threads. Base frequency is 2.2 GHz, with boost up to 2.2 GHz. L3 cache: 0 kB. L2 cache: 512 kB. Built on 65 nm process technology. Socket: LGA775. Thermal design power (TDP): 35 Watt. Memory support: DDR1, DDR2, DDR3. Passmark benchmark score: 495 points. Launch price was $53.
Processing Power
Both the Pentium M 750 and Celeron 450 share an identical 1-core/1-thread configuration. Boost clocks reach 1.86 GHz on the Pentium M 750 versus 2.2 GHz on the Celeron 450 — a 16.7% clock advantage for the Celeron 450 (base: 1.86 GHz vs 2.2 GHz). The Pentium M 750 uses the Dothan (2004−2005) architecture (90 nm), while the Celeron 450 uses Conroe-L (2007−2008) (65 nm). In PassMark, the Pentium M 750 scores 485 against the Celeron 450's 495 — a 2% lead for the Celeron 450. Both processors carry 0 kB of L3 cache.
| Feature | Pentium M 750 | Celeron 450 |
|---|---|---|
| Cores / Threads | 1 / 1 | 1 / 1 |
| Boost Clock | 1.86 GHz | 2.2 GHz+18% |
| Base Clock | 1.86 GHz | 2.2 GHz+18% |
| L3 Cache | 0 kB | 0 kB |
| L2 Cache | 2 MB+300% | 512 kB |
| Process | 90 nm | 65 nm-28% |
| Architecture | Dothan (2004−2005) | Conroe-L (2007−2008) |
| PassMark | 485 | 495+2% |
| Geekbench 6 Multi | — | 269 |
Memory & Platform
The Pentium M 750 uses the PGA478 socket (PCIe 1.1), while the Celeron 450 uses LGA775 (PCIe 1.1) — making them incompatible on the same motherboard.
| Feature | Pentium M 750 | Celeron 450 |
|---|---|---|
| Socket | PGA478 | LGA775 |
| PCIe Generation | PCIe 1.1 | PCIe 1.1 |
| Max RAM Speed | — | DDR2-800 |
| Max RAM Capacity | — | 4 GB |
| RAM Channels | — | 2 |
| ECC Support | — | ❌ |
| PCIe Lanes | — | 0 |
Advanced Features
Virtualization: not specified (Pentium M 750) / No (Celeron 450). Primary use case: Celeron 450 targets Budget. Direct competitor: Celeron 450 rivals Pentium 4 2.80.
| Feature | Pentium M 750 | Celeron 450 |
|---|---|---|
| Integrated GPU | — | No |
| Unlocked | — | No |
| AVX-512 | — | No |
| Virtualization | — | No |
| Target Use | — | Budget |
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