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| Intel Core2 Duo E8400 vs AMD A4 3400 |
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 | ![]() | Higher clock speed 3 GHz |
![]() | Much better overclocked clock speed (Air) 4.22 GHz | ![]() | Much more l2 cache per core 3 MB/core |
VS
Released September, 2011
AMD A4 3400
- 2.7 GHz
- Dual core
Reasons to buy the AMD A4 3400
![]() | Has a built-in GPU Yes | ![]() | Much newer manufacturing process 32 nm |
![]() | Newer Sep, 2011 |
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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 | |||
---|---|---|---|---|---|---|---|
Higher clock speed | 3 GHz | vs | 2.7 GHz | More than 10% higher clock speed | |||
Much better overclocked clock speed (Air) | 4.22 GHz | vs | 3.5 GHz | More than 20% better overclocked clock speed (Air) | |||
Much more l2 cache per core | 3 MB/core | vs | 0.5 MB/core | 6x more l2 cache per core | |||
Much better overclocked clock speed (Water) | 4.23 GHz | vs | 2.7 GHz | More than 55% better overclocked clock speed (Water) | |||
Higher Maximum operating temperature | 72.4 °C | vs | 71.5 °C | Almost the same | |||
| |||||||
Has a built-in GPU | Yes | vs | No | Somewhat common; A separate graphics adapter is not required | |||
Much newer manufacturing process | 32 nm | vs | 45 nm | A newer manufacturing process allows for a more powerful, yet cooler running processor | |||
Newer | Sep, 2011 | vs | Jan, 2008 | Release date over 3 years later |
Benchmarks Real world tests of Core2 Duo E8400 vs A4 3400
GeekBench 3 (Multi-core) Data courtesy Primate Labs
Core2 Duo E8400
2,982
A4 3400
2,511
GeekBench 3 (Single core) Data courtesy Primate Labs
Core2 Duo E8400
1,625
A4 3400
1,367
GeekBench 3 (AES single core) Data courtesy Primate Labs
Core2 Duo E8400
128,000 MB/s
A4 3400
112,400 MB/s
GeekBench (32-bit) Data courtesy Primate Labs
Core2 Duo E8400
2,826
A4 3400
2,446
GeekBench
Core2 Duo E8400
4,794
A4 3400
3,423
3D Mark 11 (Physics)
Core2 Duo E8400
2,310
A4 3400
3,120
PassMark Data courtesy Passmark
Core2 Duo E8400
2,160
A4 3400
1,595
PassMark (Single Core)
Core2 Duo E8400
1,251
A4 3400
903
Specifications Full list of technical specs
summary | Core2 Duo E8400 | vs | A4 3400 |
---|---|---|---|
Clock speed | 3 GHz | 2.7 GHz | |
Cores | Dual core | Dual core | |
Socket type | |||
LGA 775 | |||
FM1 | |||
features | |||
Has a NX bit | Yes | Yes | |
Has virtualization support | Yes | Yes | |
Instruction set extensions | |||
SSE4a | |||
SSE2 | |||
MMX | |||
SSE3 | |||
SSE | |||
AMD64 | |||
SSE4.1 | |||
AMD-V | |||
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 | 1.57 pt/W | |
Typical power consumption | 52.81W | 52.81W |
details | Core2 Duo E8400 | vs | A4 3400 |
---|---|---|---|
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 | 32 nm | |
Transistor count | 410,000,000 | 1,178,000,000 | |
Max CPUs | 1 | 1 | |
Voltage range | 0.85 - 1.36V | 0.91 - 1.41V | |
Operating temperature | Unknown - 72.4°C | Unknown - 71.5°C | |
overclocking | |||
Overclock popularity | 125 | 10 | |
Overclocked clock speed | 4.22 GHz | 3.5 GHz | |
Overclocked clock speed (Water) | 4.23 GHz | 2.7 GHz | |
Overclocked clock speed (Air) | 4.22 GHz | 3.5 GHz | |
integrated graphics | |||
GPU | None | GPU | |
Label | N/A | Radeon™ HD 6410D | |
Latest DirectX | N/A | 11.0 | |
GPU clock speed | N/A | 600 MHz |
Intel Core2 Duo E8400 ![]() | AMD A4 3400 ![]() |
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