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| Intel Pentium D 820 vs 4 631 |
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Released January, 2006
Intel Pentium 4 631
- 3 GHz
- Single core
Reasons to buy the 4 631
![]() | Supports dynamic frequency scaling Yes |
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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 820 vs the Pentium 4 631. | |||||||
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Supports dynamic frequency scaling | Yes | vs | No | Somewhat common; Allows for maximum performance when needed, while conserving power and minimizing heat production when not needed |
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Features Key features of the Pentium D 820 vs 4 631
clock speed
Pentium D 820
2.8 GHz
Pentium 4 631
3 GHz
L2 cache
Pentium D 820
2 MB
Pentium 4 631
2 MB
overclocked clock speed (air)
Pentium D 820
3.52 GHz
Pentium 4 631
4.36 GHz
overclocked clock speed (water)
Pentium D 820
4.25 GHz
Pentium 4 631
4.64 GHz
TDP
Pentium D 820
95W
Pentium 4 631
86W
Specifications Full list of technical specs
summary | Pentium D 820 | vs | 4 631 |
---|---|---|---|
Clock speed | 2.8 GHz | 3 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 | No | Yes | |
power consumption | |||
TDP | 95W | 86W | |
Annual home energy cost | 22.89 $/year | 20.72 $/year | |
Annual commercial energy cost | 83.22 $/year | 75.34 $/year | |
Typical power consumption | 77.19W | 69.88W | |
memory controller | |||
Memory controller | Built-in | Built-in | |
Supports ECC | No | No |
details | Pentium D 820 | vs | 4 631 |
---|---|---|---|
Architecture | x86-64 | x86-64 | |
Threads | 2 | 2 | |
L2 cache | 2 MB | 2 MB | |
L2 cache per core | 1 MB/core | 2 MB/core | |
Manufacture process | 90 nm | 65 nm | |
Transistor count | 230,000,000 | 188,000,000 | |
Max CPUs | 1 | 1 | |
Clock multiplier | 14 | 15 | |
Voltage range | 1.2 - 1.4V | 1.2 - 1.34V | |
Operating temperature | Unknown - 64.1°C | Unknown - 1°C | |
overclocking | |||
Overclocked clock speed | 3.52 GHz | 4.36 GHz | |
Overclocked clock speed (Water) | 4.25 GHz | 4.64 GHz | |
PassMark (Overclocked) | 908.7 | 950.2 | |
Overclocked clock speed (Air) | 3.52 GHz | 4.36 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 | |
bus | |||
Architecture | FSB | FSB | |
Number of links | 1 | 1 | |
Clock speed | 800 MHz | 800 MHz |
Intel Pentium D 820 ![]() | Intel Pentium 4 631 ![]() |
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