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AMD Athlon II X2 255

Benchmarks for the AMD Athlon II X2 255 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 Athlon II X2 255 Good for Gaming?

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

AMD Athlon II X2 255

Description:

Class: Desktop

Socket: AM3

Clockspeed: 3.1 GHz

Cores: 2 Threads: 2

Typical TDP: 65 W

Cache per CPU Package:
L1 Instruction Cache: 2 x 64 KB
L1 Data Cache: 2 x 64 KB
L2 Cache: 2 x 1024 KB

Other names: AMD Athlon(tm) II X2 255 Processor

CPU First Seen on Charts: Q1 2010

CPUmark/$Price: 96.33

Overall Rank:
3921st fastest in multithreading out of 5265 CPUs
3010th fastest in single threading out of 5265 CPUs
1161st fastest in out of 1452 Desktop CPUs

Last Price Change: $12.55 USD (2022-08-02)

Average CPU Mark rating
Multithread Rating
1209
Single Thread Rating
1237
%
Samples: 426*
*Margin for error: Low



PerformanceTest V9
CPU Mark: 1,843
Thread: 1,046
%Single thread rating may be higher than the overall rating, thread performance is just one component of the CPU Mark.

CPU Test Suite Average Results for AMD Athlon II X2 255

Integer Math3,522 MOps/Sec
Floating Point Math2,552 MOps/Sec
Find Prime Numbers6 Million Primes/Sec
Random String Sorting3,297 Thousand Strings/Sec
Data Encryption321.8 MBytes/Sec
Data Compression26,433 KBytes/Sec
Physics106 Frames/Sec
Extended Instructions621 Million Matrices/Sec
Single Thread1,237 MOps/Sec
From submitted results to PerformanceTest V10 as of 8th of July 2025.

CPU Mark Distribution for AMD Athlon II X2 255

Submitted Baseline Distribution Graph as of 8th of July 2025
From submitted results since PerformanceTest V10 as of 8th of July 2025.
For distribution graph only: Results are trimmed to exclude outliers by disregarding the bottom 1% and top 1% of submissions.

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Pricing History


Last 5 Baselines for AMD Athlon II X2 255
Most recent listed first
Baseline CPU Mark
BL2661748 - May 30 2025
1151
BL2651697 - May 26 2025
1314
BL2581746 - Apr 25 2025
1400
BL2568736 - Apr 20 2025
1269
BL2479733 - Mar 14 2025
1377
Additional baselines can be obtained using Windows version of PerformanceTest's Manage Baselines feature.
Popular comparisons for AMD Athlon II X2 255
As of 8th of July 2025 - Higher results represent better performance
Processor Average CPU Mark
AMD Athlon II X2 255
1,209
AMD Phenom II X2 555 vs AMD Athlon II X2 255
1,308 (+8.2%)
AMD Athlon II X2 260 vs AMD Athlon II X2 255
1,214 (+0.4%)
Intel Pentium E5700 @ 3.00GHz vs AMD Athlon II X2 255
1,090 (-9.8%)
Intel Pentium G620 @ 2.60GHz vs AMD Athlon II X2 255
1,224 (+1.2%)
Intel Core2 Duo E6750 @ 2.66GHz vs AMD Athlon II X2 255
1,023 (-15.4%)
Intel Core2 Duo E6550 @ 2.33GHz vs AMD Athlon II X2 255
909 (-24.8%)
AMD Athlon II X2 265 vs AMD Athlon II X2 255
1,290 (+6.7%)
Intel Celeron G540 @ 2.50GHz vs AMD Athlon II X2 255
1,163 (-3.8%)
Intel Pentium E5500 @ 2.80GHz vs AMD Athlon II X2 255
1,052 (-13.0%)
AMD Phenom 8600B Triple-Core vs AMD Athlon II X2 255
1,464 (+21.1%)
Intel Celeron G1610T @ 2.30GHz vs AMD Athlon II X2 255
1,327 (+9.8%)
Intel Core2 Duo E6600 @ 2.40GHz vs AMD Athlon II X2 255
934 (-22.7%)

Is the AMD Athlon II X2 255 Good for Gaming?
As of 8th of July 2025 - Higher results represent better performance
Processor Relative Gaming Score
AMD Ryzen 9 9900X3D
12,433
AMD Ryzen 7 9800X3D
12,147
AMD Ryzen 9 9950X3D
11,285
AMD Ryzen 9 7900X3D
10,836
Intel Core Ultra 9 285K
10,574
AMD Ryzen 5 7600X3D
10,485
AMD Ryzen 7 7800X3D
10,276
AMD Ryzen 9 9955HX3D
9,909
AMD Ryzen 9 7950X3D
9,801
Intel Core Ultra 5 245K
9,645
Intel Core Ultra 7 265K
9,533
Intel Core Ultra 9 285
9,436
AMD Athlon II X2 255
268