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AMD Phenom II X2 B55

Benchmarks for the AMD Phenom II X2 B55 can be found below. Release dates, price and performance comparisons are also listed when available. This is made using thousands of PerformanceTest benchmark results and is updated daily.

  • The first graph shows the relative performance of the CPU compared to the 10 other common (single) CPUs in terms of PassMark CPU Mark.
  • The 2nd graph shows the value for money, in terms of the CPUMark per dollar.
  • The pricing history data shows the price for a single Processor. For multiple Processors, multiply the price shown by the number of CPUs.

Is the AMD Phenom II X2 B55 Good for Gaming?

This is a fairly old CPU that is no longer competitive with newer CPUs. [More ...]


AMD Phenom II X2 B55

Description:

Class: Desktop

Socket: AM3

Clockspeed: 3.0 GHz

Cores: 2 Threads: 2

Typical TDP: 80 W

Cache per CPU Package:
L1 Instruction Cache: 2 x 64 KB
L1 Data Cache: 2 x 64 KB
L2 Cache: 2 x 512 KB
L3 Cache: 6 MB

Other names: AMD Phenom(tm) II X2 B55 Processor

CPU First Seen on Charts: Q4 2009

CPUmark/$Price: 32.21

Overall Rank:
4067th fastest in multithreading out of 5439 CPUs
3197th fastest in single threading out of 5439 CPUs
1179th fastest in out of 1476 Desktop CPUs

Last Price Change: $37.95 USD (2025-07-26)

Average CPU Mark rating
Multithread Rating
1222
Single Thread Rating
1210

Samples: 70*
*Margin for error: Low



PerformanceTest V9
CPU Mark: 1,892
Thread: 1,037

CPU Test Suite Average Results for AMD Phenom II X2 B55

Integer Math3,377 MOps/Sec
Floating Point Math2,505 MOps/Sec
Find Prime Numbers11 Million Primes/Sec
Random String Sorting3,163 Thousand Strings/Sec
Data Encryption311.7 MBytes/Sec
Data Compression25,036 KBytes/Sec
Physics139 Frames/Sec
Extended Instructions634 Million Matrices/Sec
Single Thread1,210 MOps/Sec
From submitted results to PerformanceTest V10 as of 6th of November 2025.

CPU Mark Distribution for AMD Phenom II X2 B55

Submitted Baseline Distribution Graph as of 6th of November 2025


Not Enough Data from Current Version of PerformanceTest to Create Distribution Graph.

From submitted results since PerformanceTest V10 as of 6th of November 2025.

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CPU Mark Relative to Top 10 Common Desktop CPUs
As of 6th of November 2025 - Higher results represent better performance
Processor Average CPU Mark
Intel Core i9-14900K
 58,565
Intel Core i9-13900K
 58,430
AMD Ryzen 9 5900X
 38,965
Apple M1 Max 10 Core 3200 MHz
 22,151
AMD Ryzen 5 5600X
 21,847
Intel Core i5-12400F
 19,510
Intel Core i9-9900K @ 3.60GHz
 18,118
AMD Ryzen 5 3600
 17,688
Apple M2 8 Core 3500 MHz
 15,655
Apple M1 8 Core 3200 MHz
 14,146
AMD Phenom II X2 B55
 1,222
CPU Value (CPU Mark / $Price )
As of 6th of November 2025 - Higher results represent better value
Processor CPU Mark / $Price
AMD Ryzen 5 3600
 255.79
AMD Ryzen 5 5600X
 183.61
Intel Core i5-12400F
 145.33
AMD Ryzen 9 5900X
 138.16
Intel Core i9-14900K
 126.22
Intel Core i9-13900K
 103.42
Intel Core i9-9900K @ 3.60GHz
 53.77
AMD Phenom II X2 B55
 32.21
Apple M1 8 Core 3200 MHz
 NA
Apple M2 8 Core 3500 MHz
 NA
Apple M1 Max 10 Core 3200 MHz
 NA
Single Thread Rating
As of 6th of November 2025 - Higher results represent better performance
Processor Average Thread Rating
Intel Core i9-14900K
 4,697
Intel Core i9-13900K
 4,602
Apple M2 8 Core 3500 MHz
 3,893
Apple M1 Max 10 Core 3200 MHz
 3,834
Apple M1 8 Core 3200 MHz
 3,678
Intel Core i5-12400F
 3,485
AMD Ryzen 9 5900X
 3,468
AMD Ryzen 5 5600X
 3,364
Intel Core i9-9900K @ 3.60GHz
 2,916
AMD Ryzen 5 3600
 2,561
AMD Phenom II X2 B55
 1,210
Last 5 Baselines for AMD Phenom II X2 B55
Most recent listed first
Baseline CPU Mark
BL2681075 - Jun 08 2025
1400
BL2681072 - Jun 08 2025
1400
BL2681049 - Jun 08 2025
1074
BL2498134 - Mar 21 2025
1406
BL1788896 - Apr 07 2023
1164
Additional baselines can be obtained using Windows version of PerformanceTest's Manage Baselines feature.
Popular comparisons for AMD Phenom II X2 B55
As of 6th of November 2025 - Higher results represent better performance
Processor Average CPU Mark
AMD Phenom II X2 B55
 1,222
AMD Athlon II X2 250 vs AMD Phenom II X2 B55
 1,179 (-3.5%)
Intel Pentium E6500 @ 2.93GHz vs AMD Phenom II X2 B55
 1,175 (-3.9%)
AMD Athlon II X2 245 vs AMD Phenom II X2 B55
 1,128 (-7.7%)
AMD Athlon II X2 215 vs AMD Phenom II X2 B55
 1,011 (-17.3%)
AMD Athlon II X2 240e vs AMD Phenom II X2 B55
 1,007 (-17.6%)
Intel Core2 Duo E6700 @ 2.66GHz vs AMD Phenom II X2 B55
 975 (-20.2%)
AMD Athlon 64 X2 Dual Core 6000+ vs AMD Phenom II X2 B55
 942 (-22.9%)
Intel Pentium E5200 @ 2.50GHz vs AMD Phenom II X2 B55
 933 (-23.6%)
AMD Phenom II X2 545 vs AMD Phenom II X2 B55
 1,233 (+0.8%)
Intel Core i3-530 @ 2.93GHz vs AMD Phenom II X2 B55
 1,514 (+23.9%)
Intel Pentium E6700 @ 3.20GHz vs AMD Phenom II X2 B55
 1,219 (-0.2%)
AMD Phenom II X2 550 vs AMD Phenom II X2 B55
 1,154 (-5.6%)

Is the AMD Phenom II X2 B55 Good for Gaming?
As of 6th of November 2025 - Higher results represent better performance
Processor Relative Gaming Score
AMD Ryzen 9 9900X3D
 12,423
AMD Ryzen 7 9800X3D
 12,136
AMD Ryzen 9 9950X3D
 11,257
AMD Ryzen 9 7900X3D
 10,801
AMD Ryzen 5 7600X3D
 10,504
Intel Core Ultra 9 285K
 10,497
AMD Ryzen 7 7800X3D
 10,272
AMD Ryzen 9 7950X3D
 9,779
AMD Ryzen 9 9955HX3D
 9,614
Intel Core Ultra 7 265K
 9,503
Intel Core Ultra 9 285
 9,483
Intel Core Ultra 5 245K
 9,431
AMD Phenom II X2 B55
 395