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| AMD Athlon II X2 255e vs 255 |
First seen on January, 2013
AMD Athlon II X2 255e
- 3.1 GHz
- Dual core
Reasons to buy the AMD Athlon II X2 255e
![]() | Much lower typical power consumption 36.56W | ![]() | Much lower annual home energy cost 10.84 $/year |
![]() | Much lower annual commercial energy cost 39.42 $/year |
VS
Released January, 2010
AMD Athlon II X2 255
- 3.1 GHz
- Dual core
Reasons to buy the 255
![]() | Much more l3 cache 1 MB | ![]() | Much more l3 cache per core 0.5 MB/core |
![]() | Has virtualization support Yes | ![]() | Higher Maximum operating temperature 74 °C |
Cast your vote Do you agree or disagree with CPUBoss?
VS
Differences What are the advantages of each
| |||||||
Much lower typical power consumption | 36.56W | vs | 116.42W | 3.2x lower typical power consumption | |||
---|---|---|---|---|---|---|---|
Much lower annual home energy cost | 10.84 $/year | vs | 42.79 $/year | 3.9x lower annual home energy cost | |||
Much lower annual commercial energy cost | 39.42 $/year | vs | 113.7 $/year | 2.9x lower annual commercial energy cost | |||
| |||||||
Much more l3 cache | 1 MB | vs | 0 MB | Compared to all cpus, 1 MB l3 cache is just OK | |||
Much more l3 cache per core | 0.5 MB/core | vs | 0 MB/core | Compared to all cpus, 0.5 MB/core l3 cache per core is just OK | |||
Has virtualization support | Yes | vs | No | Somewhat common; Boosts performance of virtual machines | |||
Higher Maximum operating temperature | 74 °C | vs | 72 °C | Around 5% higher Maximum operating temperature |
Features Key features of the Athlon II X2 255e vs 255
clock speed
Athlon II X2 255e
3.1 GHz
Athlon II X2 255
3.1 GHz
L2 cache
Athlon II X2 255e
2 MB
Athlon II X2 255
2 MB
L3 cache
Athlon II X2 255e
0 MB
Athlon II X2 255
1 MB
TDP
Athlon II X2 255
65W
Specifications Full list of technical specs
summary | Athlon II X2 255e | vs | 255 |
---|---|---|---|
Clock speed | 3.1 GHz | 3.1 GHz | |
Cores | Dual core | Dual core | |
Is unlocked | No | No | |
features | |||
Has a NX bit | Yes | Yes | |
Has virtualization support | No | Yes | |
Instruction set extensions | |||
SSE4a | |||
SSE2 | |||
MMX | |||
SSE3 | |||
SSE | |||
3DNow! | |||
Supports dynamic frequency scaling | Yes | Yes |
details | Athlon II X2 255e | vs | 255 |
---|---|---|---|
Threads | 2 | 2 | |
L2 cache | 2 MB | 2 MB | |
L2 cache per core | 1 MB/core | 1 MB/core | |
L3 cache | 0 MB | 1 MB | |
L3 cache per core | 0 MB/core | 0.5 MB/core | |
Manufacture process | 45 nm | 45 nm | |
Max CPUs | 1 | 1 | |
Operating temperature | Unknown - 72°C | Unknown - 74°C | |
power consumption | |||
TDP | 45W | 65W | |
Annual home energy cost | 10.84 $/year | 42.79 $/year | |
Annual commercial energy cost | 39.42 $/year | 113.7 $/year | |
Typical power consumption | 36.56W | 116.42W | |
bus | |||
Clock speed | 2,000 MHz | 2,000 MHz |
AMD Athlon II X2 255e ![]() | AMD Athlon II X2 255 ![]() |
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