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| Intel Core2 Duo E8400 vs E7500 |
Released January, 2008
Intel Core2 Duo E8400
- 3 GHz
- Dual core
Reasons to buy the Intel Core2 Duo E8400
![]() | Supports trusted computing Yes | ![]() | Much better overclocked clock speed (Air) 4.22 GHz |
![]() | Better overclocked clock speed (Water) 4.23 GHz |
VS
Released January, 2009
Intel Core2 Duo E7500
- 2.93 GHz
- Dual core
Reasons to buy the E7500
![]() | Higher Maximum operating temperature 74.1 °C | ![]() | Newer Jan, 2009 |
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VS
Differences What are the advantages of each
| |||||||
Supports trusted computing | Yes | vs | No | Somewhat common; Allows for safer, more reliable computing | |||
---|---|---|---|---|---|---|---|
Much better overclocked clock speed (Air) | 4.22 GHz | vs | 3.85 GHz | Around 10% better overclocked clock speed (Air) | |||
Better overclocked clock speed (Water) | 4.23 GHz | vs | 4.06 GHz | Around 5% better overclocked clock speed (Water) | |||
| |||||||
Higher Maximum operating temperature | 74.1 °C | vs | 72.4 °C | Almost the same | |||
Newer | Jan, 2009 | vs | Jan, 2008 | Release date a year later |
Benchmarks Real world tests of Core2 Duo E8400 vs E7500
GeekBench 3 (Multi-core) Data courtesy Primate Labs
Core2 Duo E8400
2,982
Core2 Duo E7500
2,850
GeekBench 3 (Single core) Data courtesy Primate Labs
Core2 Duo E8400
1,625
Core2 Duo E7500
1,553
GeekBench 3 (AES single core) Data courtesy Primate Labs
Core2 Duo E8400
128,000 MB/s
Core2 Duo E7500
124,700 MB/s
GeekBench (32-bit) Data courtesy Primate Labs
Core2 Duo E8400
2,826
Core2 Duo E7500
2,673
GeekBench (64-bit) Data courtesy Primate Labs
Core2 Duo E8400
3,092
Core2 Duo E7500
2,986
GeekBench
Core2 Duo E8400
4,794
Core2 Duo E7500
4,879
PassMark Data courtesy Passmark
Core2 Duo E8400
2,160
Core2 Duo E7500
1,877
PassMark (Single Core)
Core2 Duo E8400
1,251
Core2 Duo E7500
1,204
Specifications Full list of technical specs
summary | Core2 Duo E8400 | vs | E7500 |
---|---|---|---|
Clock speed | 3 GHz | 2.93 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 | Yes | |
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 | 1.9 pt/W | |
Typical power consumption | 52.81W | 52.81W | |
bus | |||
Architecture | FSB | FSB | |
Number of links | 1 | 1 | |
Clock speed | 1,333 MHz | 1,066 MHz |
details | Core2 Duo E8400 | vs | E7500 |
---|---|---|---|
Architecture | x86-64 | x86-64 | |
Threads | 2 | 2 | |
L2 cache | 6 MB | 3 MB | |
L2 cache per core | 3 MB/core | 1.5 MB/core | |
Manufacture process | 45 nm | 45 nm | |
Transistor count | 410,000,000 | 228,000,000 | |
Max CPUs | 1 | 1 | |
Clock multiplier | 9 | 11 | |
Voltage range | 0.85 - 1.36V | 0.85 - 1.36V | |
Operating temperature | Unknown - 72.4°C | Unknown - 74.1°C | |
overclocking | |||
Overclocked clock speed | 4.22 GHz | 3.85 GHz | |
Overclocked clock speed (Water) | 4.23 GHz | 4.06 GHz | |
Overclocked clock speed (Air) | 4.22 GHz | 3.85 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 ![]() | Intel Core2 Duo E7500 ![]() |
Desktops
Looking for a desktop?
- 5 desktops with the Intel Core2 Duo E8400, starting from $100
- 3 desktops with the Intel Core2 Duo E7500, starting from $84
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