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| AMD Phenom X4 9850 vs X3 B77 |
Released July, 2008
AMD Phenom X4 9850
- 2.5 GHz
- Quad core
- Unlocked
Reasons to buy the AMD Phenom X4 9850
![]() | Is unlocked Yes |
VS
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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Is unlocked | Yes | vs | No | Somewhat common; An unlocked multiplier allows for easier overclocking | |||
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CPUBoss is not aware of any important advantages of the Phenom X3 B77 vs the Phenom X4 9850. | |||||||
Benchmarks Real world tests of Phenom X4 9850 vs X3 B77
PassMark Data courtesy Passmark
Phenom X4 9850
2,895
Phenom X3 B77
3,288
PassMark (Single Core)
Phenom X4 9850
846
Phenom X3 B77
1,146
Specifications Full list of technical specs
summary | Phenom X4 9850 | vs | X3 B77 |
---|---|---|---|
Clock speed | 2.5 GHz | 3.2 GHz | |
Cores | Quad core | Tri core | |
Is unlocked | Yes | No | |
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 X4 9850 | vs | X3 B77 |
---|---|---|---|
Threads | 4 | 3 | |
L2 cache | 2 MB | 1.5 MB | |
L2 cache per core | 0.5 MB/core | 0.5 MB/core | |
L3 cache | 2 MB | 0 MB | |
L3 cache per core | 0.5 MB/core | 0 MB/core | |
Manufacture process | 65 nm | 45 nm | |
Max CPUs | 1 | 1 | |
overclocking | |||
Overclocked clock speed | 2.72 GHz | 3.2 GHz | |
Overclocked clock speed (Water) | 2.88 GHz | 4.4 GHz | |
Overclocked clock speed (Air) | 2.72 GHz | 3.2 GHz | |
power consumption | |||
TDP | 125W | 95W | |
Annual home energy cost | 30.11 $/year | 22.89 $/year | |
Annual commercial energy cost | 109.5 $/year | 83.22 $/year | |
Performance per watt | 0.96 pt/W | 1.38 pt/W | |
Typical power consumption | 101.56W | 77.19W |
AMD Phenom X4 9850 ![]() | AMD Phenom X3 B77 ![]() |
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