Intel Core2 Quad Q6600 vs Duo E6540 |
Released January, 2007
Intel Core2 Quad Q6600
- 2.4 GHz
- Quad core
Reasons to buy the Intel Core2 Quad Q6600
 | More cores 4 | | More threads 4 |
| | Much better performance per watt 1.19 pt/W | | Much better overclocked clock speed (Water) 3.6 GHz |
VS
Released July, 2007
Intel Core2 Duo E6540
- 2.33 GHz
- Dual core
Reasons to buy the Duo E6540
| | Much lower typical power consumption 52.81W | | Much higher Maximum operating temperature 72 °C |
| | Much lower annual commercial energy cost 56.94 $/year | | Much lower annual home energy cost 15.66 $/year |
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Differences What are the advantages of each
| |||||||
| More cores | 4 | vs | 2 | Twice as many cores; run more applications at once | |||
|---|---|---|---|---|---|---|---|
| More threads | 4 | vs | 2 | Twice as many threads | |||
| Much better performance per watt | 1.19 pt/W | vs | 0.98 pt/W | More than 20% better performance per watt | |||
| Much better overclocked clock speed (Water) | 3.6 GHz | vs | 2.33 GHz | Around 55% better overclocked clock speed (Water) | |||
| Better overclocked clock speed (Air) | 3.52 GHz | vs | 3.41 GHz | Around 5% better overclocked clock speed (Air) | |||
| |||||||
| Much lower typical power consumption | 52.81W | vs | 85.31W | Around 40% lower typical power consumption | |||
| Much higher Maximum operating temperature | 72 °C | vs | 62.2 °C | More than 15% higher Maximum operating temperature | |||
| Much lower annual commercial energy cost | 56.94 $/year | vs | 91.98 $/year | Around 40% lower annual commercial energy cost | |||
| Much lower annual home energy cost | 15.66 $/year | vs | 25.29 $/year | Around 40% lower annual home energy cost | |||
Report a correction
Benchmarks Real world tests of Core2 Quad Q6600 vs Duo E6540
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
PassMark Data courtesy Passmark
PassMark (Single Core)
Specifications Full list of technical specs
summary | Core2 Quad Q6600 | vs | Duo E6540 |
|---|---|---|---|
| Clock speed | 2.4 GHz | 2.33 GHz | |
| Cores | Quad core | Dual core | |
| Socket type | |||
| LGA 775 | |||
features | |||
| Has a NX bit | Yes | Yes | |
| Supports trusted computing | No | No | |
| Has virtualization support | Yes | Yes | |
| Instruction set extensions | |||
| SSE2 | |||
| MMX | |||
| SSE3 | |||
| SSE | |||
| Supplemental SSE3 | |||
| Supports dynamic frequency scaling | Yes | Yes | |
power consumption | |||
| TDP | 105W | 65W | |
| Annual home energy cost | 25.29 $/year | 15.66 $/year | |
| Annual commercial energy cost | 91.98 $/year | 56.94 $/year | |
| Performance per watt | 1.19 pt/W | 0.98 pt/W | |
| Typical power consumption | 85.31W | 52.81W | |
bus | |||
| Architecture | FSB | FSB | |
| Number of links | 1 | 1 | |
| Clock speed | 1,066 MHz | 1,333 MHz | |
details | Core2 Quad Q6600 | vs | Duo E6540 |
|---|---|---|---|
| Architecture | x86-64 | x86-64 | |
| Threads | 4 | 2 | |
| L2 cache | 8 MB | 4 MB | |
| L2 cache per core | 2 MB/core | 2 MB/core | |
| Manufacture process | 65 nm | 65 nm | |
| Transistor count | 582,000,000 | 291,000,000 | |
| Max CPUs | 1 | 1 | |
| Clock multiplier | 9 | 7 | |
| Voltage range | 0.85 - 1.5V | 0.85 - 1.5V | |
| Operating temperature | Unknown - 62.2°C | Unknown - 72°C | |
overclocking | |||
| Overclocked clock speed | 3.52 GHz | 3.41 GHz | |
| Overclocked clock speed (Water) | 3.6 GHz | 2.33 GHz | |
| Overclocked clock speed (Air) | 3.52 GHz | 3.41 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 Core2 Quad Q6600  Report a correction |  Intel Core2 Duo E6540 Report a correction |
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