Intel Core2 Duo E8400 vs E4600 |
Released January, 2008
Intel Core2 Duo E8400
- 3 GHz
- Dual core
Reasons to buy the Intel Core2 Duo E8400
 | Much higher clock speed 3 GHz | | Much better PassMark score 2,160 |
| | Much newer manufacturing process 45 nm | | Much better overclocked clock speed (Air) 4.22 GHz |
VS
Released October, 2007
Intel Core2 Duo E4600
- 2.4 GHz
- Dual core
Reasons to buy the E4600
| | Higher Maximum operating temperature 73.3 °C |
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Differences What are the advantages of each
| |||||||
| Much higher clock speed | 3 GHz | vs | 2.4 GHz | More than 25% higher clock speed | |||
|---|---|---|---|---|---|---|---|
| Much better PassMark score | 2,160 | vs | 1,384 | More than 55% better PassMark score | |||
| Much newer manufacturing process | 45 nm | vs | 65 nm | A newer manufacturing process allows for a more powerful, yet cooler running processor | |||
| Much better overclocked clock speed (Air) | 4.22 GHz | vs | 3.17 GHz | Around 35% better overclocked clock speed (Air) | |||
| Has virtualization support | Yes | vs | No | Somewhat common; Boosts performance of virtual machines | |||
| Supports trusted computing | Yes | vs | No | Somewhat common; Allows for safer, more reliable computing | |||
| Much better overclocked clock speed (Water) | 4.23 GHz | vs | 3.61 GHz | More than 15% better overclocked clock speed (Water) | |||
| |||||||
| Higher Maximum operating temperature | 73.3 °C | vs | 72.4 °C | Almost the same | |||
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Benchmarks Real world tests of Core2 Duo E8400 vs E4600
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 (64-bit) Data courtesy Primate Labs
GeekBench
PassMark Data courtesy Passmark
PassMark (Single Core)
Specifications Full list of technical specs
summary | Core2 Duo E8400 | vs | E4600 |
|---|---|---|---|
| Clock speed | 3 GHz | 2.4 GHz | |
| Cores | Dual core | Dual core | |
| Socket type | |||
| LGA 775 | |||
features | |||
| Has a NX bit | Yes | Yes | |
| Supports trusted computing | Yes | No | |
| Has virtualization support | Yes | No | |
| Instruction set extensions | |||
| SSE2 | |||
| MMX | |||
| SSE3 | |||
| SSE | |||
| SSE4.1 | |||
| Supplemental SSE3 | |||
| Supports dynamic frequency scaling | Yes | Yes | |
power consumption | |||
| TDP | 65W | 65W | |
| Annual home energy cost | 15.66 $/year | 15.66 $/year | |
| Annual commercial energy cost | 56.94 $/year | 56.94 $/year | |
| Performance per watt | 1.83 pt/W | 1.49 pt/W | |
| Typical power consumption | 52.81W | 52.81W | |
bus | |||
| Architecture | FSB | FSB | |
| Number of links | 1 | 1 | |
| Clock speed | 1,333 MHz | 800 MHz | |
details | Core2 Duo E8400 | vs | E4600 |
|---|---|---|---|
| Architecture | x86-64 | x86-64 | |
| Threads | 2 | 2 | |
| L2 cache | 6 MB | 2 MB | |
| L2 cache per core | 3 MB/core | 1 MB/core | |
| Manufacture process | 45 nm | 65 nm | |
| Transistor count | 410,000,000 | 167,000,000 | |
| Max CPUs | 1 | 1 | |
| Clock multiplier | 9 | 12 | |
| Voltage range | 0.85 - 1.36V | 0.85 - 1.5V | |
| Operating temperature | Unknown - 72.4°C | Unknown - 73.3°C | |
overclocking | |||
| Overclocked clock speed | 4.22 GHz | 3.17 GHz | |
| Overclocked clock speed (Water) | 4.23 GHz | 3.61 GHz | |
| Overclocked clock speed (Air) | 4.22 GHz | 3.17 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 Duo E8400  Report a correction |  Intel Core2 Duo E4600 Report a correction |
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