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CPU Benchmarks

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AMD Phenom II X4 B55

Benchmarks for the AMD Phenom II X4 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 X4 B55 Good for Gaming?

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


AMD Phenom II X4 B55

Description:

Class: Desktop

Socket: AM2+/AM3

Clockspeed: 3.3 GHz

Cores: 4 Threads: 4

Cache per CPU Package:
L1 Instruction Cache: 4 x 64 KB
L1 Data Cache: 4 x 64 KB
L2 Cache: 4 x 512 KB
L3 Cache: 6 MB

Other names: AMD Phenom(tm) II X4 B55 Processor

CPU First Seen on Charts: Q1 2010

CPUmark/$Price: NA

Overall Rank:
2900th fastest in multithreading out of 5157 CPUs
2775th fastest in single threading out of 5157 CPUs
842nd fastest in out of 1449 Desktop CPUs

Last Price Change: NA

Average CPU Mark rating
Multithread Rating
2584
Single Thread Rating
1329

Samples: 551*
*Margin for error: Low



PerformanceTest V9
CPU Mark: 3,619
Thread: 1,084

CPU Test Suite Average Results for AMD Phenom II X4 B55

Integer Math7,950 MOps/Sec
Floating Point Math5,712 MOps/Sec
Find Prime Numbers15 Million Primes/Sec
Random String Sorting7,071 Thousand Strings/Sec
Data Encryption681.4 MBytes/Sec
Data Compression56,734 KBytes/Sec
Physics207 Frames/Sec
Extended Instructions1,326 Million Matrices/Sec
Single Thread1,329 MOps/Sec
From submitted results to PerformanceTest V10 as of 22nd of June 2025.

CPU Mark Distribution for AMD Phenom II X4 B55

Submitted Baseline Distribution Graph as of 17th of June 2025
From submitted results since PerformanceTest V10 as of 17th of June 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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CPU Mark Relative to Top 10 Common Desktop CPUs
As of 23rd of June 2025 - Higher results represent better performance
Processor Average CPU Mark
Intel Core i9-13900K
 58,650
Intel Core i9-12900K
 41,296
AMD Ryzen 9 5900X
 39,014
Apple M1 Max 10 Core 3200 MHz
 22,143
AMD Ryzen 5 5600X
 21,861
Intel Core i5-12400F
 19,487
Intel Core i9-9900K @ 3.60GHz
 18,164
AMD Ryzen 5 3600
 17,704
Apple M2 8 Core 3500 MHz
 15,654
Apple M1 8 Core 3200 MHz
 14,147
AMD Phenom II X4 B55
 2,584
CPU Value (CPU Mark / $Price )
As of 23rd of June 2025 - Higher results represent better value
Processor CPU Mark / $Price
AMD Ryzen 5 3600
 227.00
Intel Core i5-12400F
 196.84
AMD Ryzen 9 5900X
 162.56
AMD Ryzen 5 5600X
 152.87
Intel Core i9-13900K
 146.63
Intel Core i9-12900K
 142.65
Intel Core i9-9900K @ 3.60GHz
 49.23
AMD Phenom II X4 B55
 NA
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 23rd of June 2025 - Higher results represent better performance
Processor Average Thread Rating
Intel Core i9-13900K
 4,610
Intel Core i9-12900K
 4,138
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
 2,921
AMD Ryzen 5 3600
 2,563
AMD Phenom II X4 B55
 1,329
Last 5 Baselines for AMD Phenom II X4 B55
Most recent listed first
Baseline CPU Mark
BL2363596 - Jan 24 2025
2941
BL2345838 - Jan 16 2025
2916
BL2266700 - Dec 05 2024
2708
BL2266618 - Dec 05 2024
2772
BL2240068 - Nov 08 2024
2756
Additional baselines can be obtained using Windows version of PerformanceTest's Manage Baselines feature.
Popular comparisons for AMD Phenom II X4 B55
As of 23rd of June 2025 - Higher results represent better performance
Processor Average CPU Mark
AMD Phenom II X4 B55
 2,584
AMD Phenom II X4 965 vs AMD Phenom II X4 B55
 2,661 (+3.0%)
Intel Core i5-760 @ 2.80GHz vs AMD Phenom II X4 B55
 2,658 (+2.8%)
Intel Core i5-750 @ 2.67GHz vs AMD Phenom II X4 B55
 2,537 (-1.8%)
AMD Athlon II X4 640 vs AMD Phenom II X4 B55
 2,266 (-12.3%)
Intel Core i5-650 @ 3.20GHz vs AMD Phenom II X4 B55
 2,255 (-12.8%)
AMD Phenom II X4 955 vs AMD Phenom II X4 B55
 2,537 (-1.9%)
Intel Core i5-661 @ 3.33GHz vs AMD Phenom II X4 B55
 2,482 (-4.0%)
AMD Phenom II X4 B95 vs AMD Phenom II X4 B55
 2,427 (-6.1%)
Intel Core i5-660 @ 3.33GHz vs AMD Phenom II X4 B55
 2,421 (-6.3%)
AMD Phenom II X4 945 vs AMD Phenom II X4 B55
 2,414 (-6.6%)
AMD Phenom II X4 B45 vs AMD Phenom II X4 B55
 2,280 (-11.8%)
Intel Core2 Quad Q9500 @ 2.83GHz vs AMD Phenom II X4 B55
 2,249 (-13.0%)

Is the AMD Phenom II X4 B55 Good for Gaming?
As of 23rd of June 2025 - Higher results represent better performance
Processor Relative Gaming Score
AMD Ryzen 9 9900X3D
 12,451
AMD Ryzen 7 9800X3D
 12,150
AMD Ryzen 9 9950X3D
 11,298
AMD Ryzen 9 7900X3D
 10,842
Intel Core Ultra 9 285K
 10,587
AMD Ryzen 5 7600X3D
 10,483
AMD Ryzen 7 7800X3D
 10,276
AMD Ryzen 9 9955HX3D
 9,809
AMD Ryzen 9 7950X3D
 9,804
Intel Core Ultra 5 245K
 9,640
Intel Core Ultra 7 265K
 9,528
Intel Core Ultra 9 285
 9,517
AMD Phenom II X4 B55
 357