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 ...]

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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 Math	3,522 MOps/Sec
Floating Point Math	2,552 MOps/Sec
Find Prime Numbers	6 Million Primes/Sec
Random String Sorting	3,297 Thousand Strings/Sec
Data Encryption	321.8 MBytes/Sec
Data Compression	26,433 KBytes/Sec
Physics	106 Frames/Sec
Extended Instructions	621 Million Matrices/Sec
Single Thread	1,237 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

CPU Mark Relative to Top 10 Common Desktop CPUs
As of 8th of July 2025 - Higher results represent better performance
Processor	Average CPU Mark
Intel Core i9-13900K		58,632
AMD Ryzen 9 5900X		39,012
Intel Core i7-12700K		34,438
Apple M1 Max 10 Core 3200 MHz		22,145
AMD Ryzen 5 5600X		21,859
Intel Core i5-12400F		19,488
Intel Core i9-9900K @ 3.60GHz		18,159
AMD Ryzen 5 3600		17,703
Apple M2 8 Core 3500 MHz		15,656
Apple M1 8 Core 3200 MHz		14,148
AMD Athlon II X2 255		1,209

CPU Value (CPU Mark / $Price )
As of 8th of July 2025 - Higher results represent better value
Processor	CPU Mark / $Price
AMD Ryzen 5 3600		228.16
Intel Core i5-12400F		176.89
AMD Ryzen 9 5900X		150.95
Intel Core i9-13900K		136.67
AMD Ryzen 5 5600X		136.62
AMD Athlon II X2 255		96.33
Intel Core i7-12700K		84.20
Intel Core i9-9900K @ 3.60GHz		49.35
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 8th of July 2025 - Higher results represent better performance
Processor	Average Thread Rating
Intel Core i9-13900K		4,610
Intel Core i7-12700K		4,014
Apple M2 8 Core 3500 MHz		3,900
Apple M1 Max 10 Core 3200 MHz		3,836
Apple M1 8 Core 3200 MHz		3,680
Intel Core i5-12400F		3,477
AMD Ryzen 9 5900X		3,469
AMD Ryzen 5 5600X		3,364
Intel Core i9-9900K @ 3.60GHz		2,920
AMD Ryzen 5 3600		2,563
AMD Athlon II X2 255		1,237

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

CPU Benchmarks

CPU Benchmarks

AMD Athlon II X2 255

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CPU Test Suite Average Results for AMD Athlon II X2 255

CPU Mark Distribution for AMD Athlon II X2 255

Pricing History