Over 1,000,000 CPUs benchmarked
The AMD Phenom II X2 B55 is newer than AMD Phenom II X2 550 and has comparable multi-threaded (CPU Mark) and single-thread rating. Both CPUs operates at simliar power levels (TDP). All the CPUs in this comparison belong in the Desktop CPU Class.The values below were tabulated from a combined 520 benchmarks submitted from our PerformanceTest software and results and are updated daily to include new submissions.
Compare the performance of up to 5 different CPUs
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×AMD Phenom II X2 B55 | ×AMD Phenom II X2 550 | + ADD | |
---|---|---|---|
Price | Search Online | Search Online | |
Socket Type | AM3 | AM2+/AM3 | |
CPU Class | Desktop | Desktop | |
Clockspeed | 3.0 GHz | 3.1 GHz | |
Turbo Speed | Not Supported | Not Supported | |
# of Physical Cores | 2 (Threads: 2) | 2 (Threads: 2) | |
Cache | L1: 256KB, L2: 1.0MB, L3: 6MB | L1: 256KB, L2: 1.0MB, L3: 6MB | |
TDP | 80W | 80W | |
Yearly Running Cost | $14.60 | $14.60 | |
Other | |||
First Seen on Chart | Q4 2009 | Q2 2009 | |
# of Samples | 66 | 454 | |
CPU Value | 31.1 | 28.2 | |
Single Thread Rating(% diff. to max in group) | 12013(-2.6%) | 12333(0.0%) | |
CPU Mark(% diff. to max in group) | 1183(0.0%) | 1167(-1.4%) |
AMD Phenom II X2 B55 | 1,183 | |
AMD Phenom II X2 550 | 1,167 | |
PassMark Software © 2008-2025 |
AMD Phenom II X2 B55 | 31.1 | |
AMD Phenom II X2 550 | 28.2 | |
PassMark Software © 2008-2025 |
AMD Phenom II X2 B55 | 1,201 | |
AMD Phenom II X2 550 | 1,233 | |
PassMark Software © 2008-2025 |
AMD Phenom II X2 B55 | AMD Phenom II X2 550 | |
---|---|---|
Max TDP | 80W | 80W |
Power consumption per day (kWh) | NA | NA |
Running cost per day | NA | NA |
Power consumption per year (kWh) | NA | NA |
Running cost per year | NA | NA |