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| Intel Core2 Duo E8400 vs AMD Athlon II X2 270 |
Released January, 2008
Intel Core2 Duo E8400
- 3 GHz
- Dual core
Reasons to buy the Intel Core2 Duo E8400
![]() | Significantly better overclocked clock speed (Air) 4.22 GHz | ![]() | Better overclocked clock speed (Water) 4.23 GHz |
VS
Released May, 2011
AMD Athlon II X2 270
- 3.4 GHz
- Dual core
Reasons to buy the AMD Athlon II X2 270
![]() | Significantly higher clock speed 3.4 GHz | ![]() | Newer May, 2011 |
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Differences What are the advantages of each
| |||||||
Significantly better overclocked clock speed (Air) | 4.22 GHz | vs | 4.02 GHz | More than 5% better overclocked clock speed (Air) | |||
---|---|---|---|---|---|---|---|
Better overclocked clock speed (Water) | 4.23 GHz | vs | 4.09 GHz | Around 5% better overclocked clock speed (Water) | |||
| |||||||
Significantly higher clock speed | 3.4 GHz | vs | 3 GHz | Around 15% higher clock speed | |||
Newer | May, 2011 | vs | Jan, 2008 | Release date over 3 years later |
Benchmarks Real world tests of Core2 Duo E8400 vs Athlon II X2 270
GeekBench 3 (Multi-core) Data courtesy Primate Labs
Core2 Duo E8400
2,982
Athlon II X2 270
3,132
GeekBench 3 (Single core) Data courtesy Primate Labs
Core2 Duo E8400
1,625
Athlon II X2 270
1,716
GeekBench 3 (AES single core) Data courtesy Primate Labs
Core2 Duo E8400
128,000 MB/s
Athlon II X2 270
136,900 MB/s
GeekBench (32-bit) Data courtesy Primate Labs
Core2 Duo E8400
2,826
Athlon II X2 270
3,028
GeekBench (64-bit) Data courtesy Primate Labs
Core2 Duo E8400
3,092
Athlon II X2 270
3,506
GeekBench
Core2 Duo E8400
4,794
Athlon II X2 270
3,506
PassMark Data courtesy Passmark
Core2 Duo E8400
2,160
Athlon II X2 270
1,990
PassMark (Single Core)
Core2 Duo E8400
1,251
Athlon II X2 270
1,155
Specifications Full list of technical specs
summary | Core2 Duo E8400 | vs | Athlon II X2 270 |
---|---|---|---|
Clock speed | 3 GHz | 3.4 GHz | |
Cores | Dual core | Dual core | |
features | |||
Has a NX bit | Yes | Yes | |
Has virtualization support | Yes | Yes | |
Instruction set extensions | |||
SSE4a | |||
SSE2 | |||
MMX | |||
SSE3 | |||
SSE | |||
SSE4.1 | |||
3DNow! | |||
Supplemental SSE3 | |||
Supports dynamic frequency scaling | Yes | Yes | |
bus | |||
Clock speed | 1,333 MHz | 3,400 MHz |
details | Core2 Duo E8400 | vs | Athlon II X2 270 |
---|---|---|---|
Threads | 2 | 2 | |
L2 cache | 6 MB | 2 MB | |
L2 cache per core | 3 MB/core | 1 MB/core | |
Manufacture process | 45 nm | 45 nm | |
Max CPUs | 1 | 1 | |
overclocking | |||
Overclock popularity | 125 | 1 | |
Overclock review score | 4.5 | 0 | |
Overclocked clock speed | 4.22 GHz | 4.02 GHz | |
Overclocked clock speed (Water) | 4.23 GHz | 4.09 GHz | |
Overclocked clock speed (Air) | 4.22 GHz | 4.02 GHz | |
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 | 2.03 pt/W | |
Typical power consumption | 52.81W | 52.81W |
Intel Core2 Duo E8400 ![]() | AMD Athlon II X2 270 ![]() |
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