Intel Core2 Duo T9400 vs P8400 |
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CPUBoss Review Our evaluation of T9400 vs P8400 among laptop CPUs (over 15W)
Performance | |
Benchmark performance using all cores | |
| PCMark 8 Home 3.0 Accelerated, PassMark and 1 more | |
Single-core Performance | |
Individual core benchmark performance | |
| PassMark (Single Core), Geekbench 3 Single Core and 1 more | |
Integrated Graphics | |
Integrated GPU performance for graphics | |
| Sky Diver and Cloud Gate | |
Integrated Graphics (OpenCL) | |
Integrated GPU performance for parallel computing | |
| CompuBench 1.5 Bitcoin mining and 4 more | |
Performance per Watt | |
How efficiently does the processor use electricity? | |
| Sky Diver, Cloud Gate, CompuBench 1.5 Bitcoin mining and 11 more | |
Value | |
Are you paying a premium for performance? | |
| Sky Diver, Cloud Gate, CompuBench 1.5 Bitcoin mining and 11 more | |
No winner declared
Too close to call
Cast your vote Do you agree or disagree with CPUBoss?
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Differences What are the advantages of each
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| CPUBoss is not aware of any important advantages of the T9400 vs the P8400. | |||||||
| |||||||
| CPUBoss is not aware of any important advantages of the P8400 vs the T9400. | |||||||
Report a correction
Benchmarks Real world tests of Core2 Duo T9400 vs P8400
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 T9400 | vs | P8400 |
|---|---|---|---|
| Clock speed | 2.53 GHz | 2.26 GHz | |
| Cores | Dual core | Dual core | |
| Socket type | |||
| 478 | |||
| P | |||
| 479 | |||
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 | |||
| Supplemental SSE3 | |||
| Supports dynamic frequency scaling | Yes | Yes | |
power consumption | |||
| TDP | 35W | 25W | |
| Annual home energy cost | 8.43 $/year | 6.02 $/year | |
| Performance per watt | 2.55 pt/W | 3.84 pt/W | |
| Typical power consumption | 28.44W | 20.31W | |
bus | |||
| Architecture | FSB | FSB | |
| Number of links | 1 | 1 | |
| Clock speed | 1,066 MHz | 1,066 MHz | |
details | Core2 Duo T9400 | vs | P8400 |
|---|---|---|---|
| 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 | 410,000,000 | |
| Max CPUs | 1 | 1 | |
| Clock multiplier | 9 | 8 | |
| Voltage range | 1.05 - 1.16V | 1.05 - 1.15V | |
overclocking | |||
| Overclocked clock speed | 2.94 GHz | 2.55 GHz | |
| Overclocked clock speed (Water) | 2.53 GHz | 2.26 GHz | |
| Overclocked clock speed (Air) | 2.94 GHz | 2.55 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 T9400  Report a correction |  Intel Core2 Duo P8400 Report a correction |
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