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| Intel Core2 Duo E8400 vs AMD Athlon X2 5400B |
Released January, 2008
Intel Core2 Duo E8400
- 3 GHz
- Dual core
Reasons to buy the Intel Core2 Duo E8400
![]() | Much more l2 cache 6 MB | ![]() | Much better PassMark score 2,160 |
![]() | Much better geekbench 2 (32-bit) score 2,826 | ![]() | Much newer manufacturing process 45 nm |
VS
Released April, 2008
AMD Athlon X2 5400B
- 2.8 GHz
- Dual core
Reasons to buy the AMD Athlon X2 5400B
![]() | Newer Apr, 2008 |
Cast your vote Do you agree or disagree with CPUBoss?
VS
Differences What are the advantages of each
| |||||||
Much more l2 cache | 6 MB | vs | 1 MB | 6x more l2 cache; more data can be stored in the l2 cache for quick access later | |||
---|---|---|---|---|---|---|---|
Much better PassMark score | 2,160 | vs | 1,425 | More than 50% better PassMark score | |||
Much better geekbench 2 (32-bit) score | 2,826 | vs | 2,051 | Around 40% better geekbench 2 (32-bit) 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 performance per watt | 1.83 pt/W | vs | 0.88 pt/W | More than 2x better performance per watt | |||
Much better overclocked clock speed (Air) | 4.22 GHz | vs | 3.27 GHz | Around 30% better overclocked clock speed (Air) | |||
Higher clock speed | 3 GHz | vs | 2.8 GHz | More than 5% higher clock speed | |||
Much more l2 cache per core | 3 MB/core | vs | 0.5 MB/core | 6x more l2 cache per core | |||
Significantly higher Maximum operating temperature | 72.4 °C | vs | 68 °C | More than 5% higher Maximum operating temperature | |||
Much better overclocked clock speed (Water) | 4.23 GHz | vs | 2.8 GHz | More than 50% better overclocked clock speed (Water) | |||
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Newer | Apr, 2008 | vs | Jan, 2008 | Release date 3 months later |
Benchmarks Real world tests of Core2 Duo E8400 vs Athlon X2 5400B
GeekBench 3 (Multi-core) Data courtesy Primate Labs
Core2 Duo E8400
2,982
Athlon X2 5400B
1,766
GeekBench 3 (Single core) Data courtesy Primate Labs
Core2 Duo E8400
1,625
Athlon X2 5400B
1,122
GeekBench 3 (AES single core) Data courtesy Primate Labs
Core2 Duo E8400
128,000 MB/s
Athlon X2 5400B
74.95 MB/s
GeekBench (32-bit) Data courtesy Primate Labs
Core2 Duo E8400
2,826
Athlon X2 5400B
2,051
GeekBench
Core2 Duo E8400
4,794
Athlon X2 5400B
2,883
PassMark Data courtesy Passmark
Core2 Duo E8400
2,160
Athlon X2 5400B
1,425
PassMark (Single Core)
Core2 Duo E8400
1,251
Athlon X2 5400B
836
Specifications Full list of technical specs
summary | Core2 Duo E8400 | vs | Athlon X2 5400B |
---|---|---|---|
Clock speed | 3 GHz | 2.8 GHz | |
Cores | Dual core | Dual core | |
Socket type | |||
LGA 775 | |||
AM2 | |||
features | |||
Has a NX bit | Yes | Yes | |
Supports trusted computing | Yes | Yes | |
Has virtualization support | Yes | Yes | |
Instruction set extensions | |||
SSE2 | |||
MMX | |||
SSE3 | |||
SSE | |||
SSE4.1 | |||
3DNow! | |||
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 | 0.88 pt/W | |
Typical power consumption | 52.81W | 52.81W |
details | Core2 Duo E8400 | vs | Athlon X2 5400B |
---|---|---|---|
Architecture | x86-64 | x86-64 | |
Threads | 2 | 2 | |
L2 cache | 6 MB | 1 MB | |
L2 cache per core | 3 MB/core | 0.5 MB/core | |
Manufacture process | 45 nm | 65 nm | |
Max CPUs | 1 | 1 | |
Operating temperature | Unknown - 72.4°C | Unknown - 68°C | |
overclocking | |||
Overclocked clock speed | 4.22 GHz | 3.27 GHz | |
Overclocked clock speed (Water) | 4.23 GHz | 2.8 GHz | |
Overclocked clock speed (Air) | 4.22 GHz | 3.27 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 ![]() | AMD Athlon X2 5400B ![]() |
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