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| AMD Phenom X3 B77 vs II X3 720 |
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Released February, 2009
AMD Phenom II X3 720
- 2.8 GHz
- Tri core
- Unlocked
Reasons to buy the II X3 720
![]() | Is unlocked Yes |
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 Phenom X3 B77 vs the Phenom II X3 720. | |||||||
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Is unlocked | Yes | vs | No | Somewhat common; An unlocked multiplier allows for easier overclocking |
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Benchmarks Real world tests of Phenom X3 B77 vs II X3 720
PassMark Data courtesy Passmark
Phenom X3 B77
3,288
Phenom II X3 720
2,691
PassMark (Single Core)
Phenom X3 B77
1,146
Phenom II X3 720
970
Specifications Full list of technical specs
summary | Phenom X3 B77 | vs | II X3 720 |
---|---|---|---|
Clock speed | 3.2 GHz | 2.8 GHz | |
Cores | Tri core | Tri core | |
Is unlocked | No | Yes | |
features | |||
Has a NX bit | Yes | Yes | |
Has virtualization support | Yes | Yes | |
Instruction set extensions | |||
SSE4a | |||
SSE2 | |||
MMX | |||
SSE3 | |||
SSE | |||
3DNow! | |||
Supports dynamic frequency scaling | Yes | Yes | |
bus | |||
Clock speed | 2,000 MHz | 2,000 MHz |
details | Phenom X3 B77 | vs | II X3 720 |
---|---|---|---|
Threads | 3 | 3 | |
L2 cache | 1.5 MB | 2 MB | |
L2 cache per core | 0.5 MB/core | 0.67 MB/core | |
L3 cache | 0 MB | 6 MB | |
L3 cache per core | 0 MB/core | 2 MB/core | |
Manufacture process | 45 nm | 45 nm | |
Max CPUs | 1 | 1 | |
overclocking | |||
Overclocked clock speed | 3.2 GHz | 3.61 GHz | |
Overclocked clock speed (Water) | 4.4 GHz | 3.86 GHz | |
Overclocked clock speed (Air) | 3.2 GHz | 3.61 GHz | |
power consumption | |||
TDP | 95W | 95W | |
Annual home energy cost | 22.89 $/year | 22.89 $/year | |
Annual commercial energy cost | 83.22 $/year | 83.22 $/year | |
Performance per watt | 1.38 pt/W | 1.38 pt/W | |
Typical power consumption | 77.19W | 77.19W |
AMD Phenom X3 B77 ![]() | AMD Phenom II X3 720 ![]() |
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