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| Intel Pentium D 945 vs 4 650 |
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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 Pentium D 945 vs the Pentium 4 650. | |||||||
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CPUBoss is not aware of any important advantages of the Pentium 4 650 vs the Pentium D 945. | |||||||
Features Key features of the Pentium D 945 vs 4 650
clock speed
Pentium D 945
3.4 GHz
Pentium 4 650
3.4 GHz
L2 cache
Pentium D 945
4 MB
Pentium 4 650
2 MB
overclocked clock speed (air)
Pentium D 945
4.22 GHz
Pentium 4 650
3.98 GHz
overclocked clock speed (water)
Pentium D 945
4.59 GHz
Pentium 4 650
4.59 GHz
TDP
Pentium D 945
95W
Pentium 4 650
84W
Specifications Full list of technical specs
summary | Pentium D 945 | vs | 4 650 |
---|---|---|---|
Clock speed | 3.4 GHz | 3.4 GHz | |
Cores | Dual core | Single core | |
Socket type | |||
LGA 775 | |||
features | |||
Has a NX bit | Yes | Yes | |
Supports trusted computing | No | No | |
Has virtualization support | No | No | |
Instruction set extensions | |||
MMX | |||
SSE | |||
SSE2 | |||
SSE3 | |||
Supports dynamic frequency scaling | Yes | Yes | |
power consumption | |||
TDP | 95W | 84W | |
Annual home energy cost | 22.89 $/year | 20.24 $/year | |
Annual commercial energy cost | 83.22 $/year | 73.58 $/year | |
Typical power consumption | 77.19W | 68.25W | |
bus | |||
Architecture | FSB | FSB | |
Number of links | 1 | 1 | |
Clock speed | 800 MHz | 800 MHz |
details | Pentium D 945 | vs | 4 650 |
---|---|---|---|
Architecture | x86-64 | x86-64 | |
Threads | 2 | 2 | |
L2 cache | 4 MB | 2 MB | |
L2 cache per core | 2 MB/core | 2 MB/core | |
Manufacture process | 65 nm | 90 nm | |
Transistor count | 376,000,000 | 169,000,000 | |
Max CPUs | 1 | 1 | |
Clock multiplier | 17 | 17 | |
Voltage range | 1.2 - 1.34V | 1.2 - 1.4V | |
Operating temperature | Unknown - 63.4°C | Unknown - 66.6°C | |
overclocking | |||
Overclocked clock speed | 4.22 GHz | 3.98 GHz | |
Overclocked clock speed (Water) | 4.59 GHz | 4.59 GHz | |
Overclocked clock speed (Air) | 4.22 GHz | 3.98 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 Pentium D 945 ![]() | Intel Pentium 4 650 ![]() |
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