Intel Pentium E2140 vs Celeron M 450 |
Released April, 2007
Intel Pentium E2140
- 1.6 GHz
- Dual core
Reasons to buy the Intel Pentium E2140
 | More cores 2 | | More threads 2 |
| | Supports dynamic frequency scaling Yes | | Higher Maximum operating temperature 61.4 °C |
VS
Released August, 2008
Intel Celeron M 450
- 2.2 GHz
- Single core
Reasons to buy the Celeron M 450
| | Much higher clock speed 2.2 GHz | | Much better PassMark score 2,120 |
| | Much better PassMark (Single core) score 960 | | Much better performance per watt 2.63 pt/W |
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Differences What are the advantages of each
| |||||||
| More cores | 2 | vs | 1 | Twice as many cores; run more applications at once | |||
|---|---|---|---|---|---|---|---|
| More threads | 2 | vs | 1 | Twice as many threads | |||
| Supports dynamic frequency scaling | Yes | vs | No | Somewhat common; Allows for maximum performance when needed, while conserving power and minimizing heat production when not needed | |||
| Higher Maximum operating temperature | 61.4 °C | vs | 60.4 °C | Almost the same | |||
| |||||||
| Much higher clock speed | 2.2 GHz | vs | 1.6 GHz | Around 40% higher clock speed | |||
| Much better PassMark score | 2,120 | vs | 871 | Around 2.5x better PassMark score | |||
| Much better PassMark (Single core) score | 960 | vs | 585 | Around 65% better PassMark (Single core) score | |||
| Much better performance per watt | 2.63 pt/W | vs | 0.99 pt/W | Around 2.8x better performance per watt | |||
| Much more l2 cache per core | 1 MB/core | vs | 0.5 MB/core | 2x more l2 cache per core | |||
| Much better overclocked clock speed (Air) | 3.57 GHz | vs | 3 GHz | Around 20% better overclocked clock speed (Air) | |||
| Much lower typical power consumption | 28.44W | vs | 52.81W | More than 45% lower typical power consumption | |||
| Significantly lower annual commercial energy cost | 30.66 $/year | vs | 56.94 $/year | More than 45% lower annual commercial energy cost | |||
| Significantly lower annual home energy cost | 8.43 $/year | vs | 15.66 $/year | More than 45% lower annual home energy cost | |||
| Newer | Aug, 2008 | vs | Apr, 2007 | Release date over 1 years later | |||
Report a correction
Benchmarks Real world tests of Pentium E2140 vs Celeron M 450
GeekBench 3 (Multi-core) Data courtesy Primate Labs
GeekBench 3 (Single core) Data courtesy Primate Labs
GeekBench 3 (AES single core) Data courtesy Primate Labs
GeekBench (32-bit) Data courtesy Primate Labs
GeekBench
PassMark Data courtesy Passmark
PassMark (Single Core)
Specifications Full list of technical specs
summary | Pentium E2140 | vs | Celeron M 450 |
|---|---|---|---|
| Clock speed | 1.6 GHz | 2.2 GHz | |
| Cores | Dual core | Single core | |
| Socket type | |||
| LGA 775 | |||
| 478 | |||
| Slot 1 | |||
| M | |||
features | |||
| Has a NX bit | Yes | Yes | |
| Supports trusted computing | No | No | |
| Has virtualization support | No | No | |
| Instruction set extensions | |||
| SSE2 | |||
| MMX | |||
| SSE3 | |||
| SSE | |||
| Supplemental SSE3 | |||
| Supports dynamic frequency scaling | Yes | No | |
power consumption | |||
| TDP | 65W | 35W | |
| Annual home energy cost | 15.66 $/year | 8.43 $/year | |
| Annual commercial energy cost | 56.94 $/year | 30.66 $/year | |
| Performance per watt | 0.99 pt/W | 2.63 pt/W | |
| Typical power consumption | 52.81W | 28.44W | |
bus | |||
| Architecture | FSB | FSB | |
| Number of links | 1 | 1 | |
| Clock speed | 800 MHz | 800 MHz | |
details | Pentium E2140 | vs | Celeron M 450 |
|---|---|---|---|
| Architecture | x86-64 | x86-64 | |
| Threads | 2 | 1 | |
| L2 cache | 1 MB | 1 MB | |
| L2 cache per core | 0.5 MB/core | 1 MB/core | |
| Manufacture process | 65 nm | 65 nm | |
| Transistor count | 105,000,000 | 105,000,000 | |
| Max CPUs | 1 | 1 | |
| Clock multiplier | 8 | 11 | |
| Voltage range | 0.85 - 1.5V | 1 - 1.34V | |
| Operating temperature | Unknown - 61.4°C | Unknown - 60.4°C | |
overclocking | |||
| Overclocked clock speed | 3 GHz | 3.57 GHz | |
| Overclocked clock speed (Water) | 3.06 GHz | 3.12 GHz | |
| Overclocked clock speed (Air) | 3 GHz | 3.57 GHz | |
integrated graphics | |||
| GPU | None | None | |
| Label | N/A | N/A | |
| Latest DirectX | N/A | N/A | |
| Number of displays supported | N/A | N/A | |
| GPU clock speed | N/A | N/A | |
| Turbo clock speed | N/A | N/A | |
| 3DMark06 | N/A | N/A | |
 Intel Pentium E2140  Report a correction |  Intel Celeron M 450 Report a correction |
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