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AMD Phenom II X4 B45

Benchmarks for the AMD Phenom II X4 B45 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 B45 Good for Gaming?

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

AMD Phenom II X4 B45

Description:

Class: Desktop

Socket:

Clockspeed: 3.1 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

Other names: AMD Phenom(tm) II X4 B45 Processor

CPU First Seen on Charts: Q3 2009

CPUmark/$Price: NA

Overall Rank:
3070th fastest in multithreading out of 5149 CPUs
2969th fastest in single threading out of 5149 CPUs
895th fastest in out of 1449 Desktop CPUs

Last Price Change: NA

Average CPU Mark rating
Multithread Rating
2280
Single Thread Rating
1223

Samples: 141*
*Margin for error: Low



PerformanceTest V9
CPU Mark: 3,355
Thread: 1,030

CPU Test Suite Average Results for AMD Phenom II X4 B45

Integer Math7,035 MOps/Sec
Floating Point Math5,324 MOps/Sec
Find Prime Numbers10 Million Primes/Sec
Random String Sorting6,116 Thousand Strings/Sec
Data Encryption633.3 MBytes/Sec
Data Compression51,327 KBytes/Sec
Physics173 Frames/Sec
Extended Instructions1,161 Million Matrices/Sec
Single Thread1,223 MOps/Sec
From submitted results to PerformanceTest V10 as of 13th of June 2025.

CPU Mark Distribution for AMD Phenom II X4 B45

Submitted Baseline Distribution Graph as of 10th of June 2025
From submitted results since PerformanceTest V10 as of 10th 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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Last 5 Baselines for AMD Phenom II X4 B45
Most recent listed first
Baseline CPU Mark
BL2660438 - May 29 2025
2807
BL2501416 - Mar 23 2025
2018
BL2457589 - Mar 04 2025
2724
BL2369615 - Jan 26 2025
2616
BL2056776 - Mar 20 2024
2402
Additional baselines can be obtained using Windows version of PerformanceTest's Manage Baselines feature.
Popular comparisons for AMD Phenom II X4 B45
As of 13th of June 2025 - Higher results represent better performance
Processor Average CPU Mark
AMD Phenom II X4 B45
2,280
AMD Phenom II X4 965 vs AMD Phenom II X4 B45
2,662 (+16.8%)
Intel Core i5-750 @ 2.67GHz vs AMD Phenom II X4 B45
2,535 (+11.2%)
AMD Phenom II X4 945 vs AMD Phenom II X4 B45
2,414 (+5.9%)
Intel Core i5-650 @ 3.20GHz vs AMD Phenom II X4 B45
2,254 (-1.1%)
Intel Core2 Quad Q8400 @ 2.66GHz vs AMD Phenom II X4 B45
2,071 (-9.2%)
Intel Core i5-760 @ 2.80GHz vs AMD Phenom II X4 B45
2,657 (+16.6%)
AMD Phenom II X4 B55 vs AMD Phenom II X4 B45
2,584 (+13.4%)
AMD Phenom II X4 955 vs AMD Phenom II X4 B45
2,537 (+11.3%)
Intel Core2 Quad Q9650 @ 3.00GHz vs AMD Phenom II X4 B45
2,490 (+9.2%)
Intel Core i5-661 @ 3.33GHz vs AMD Phenom II X4 B45
2,482 (+8.9%)
AMD Phenom II X4 B50 vs AMD Phenom II X4 B45
2,448 (+7.4%)
AMD Phenom II X4 B95 vs AMD Phenom II X4 B45
2,427 (+6.5%)

Is the AMD Phenom II X4 B45 Good for Gaming?
As of 13th of June 2025 - Higher results represent better performance
Processor Relative Gaming Score
AMD Ryzen 9 9900X3D
12,498
AMD Ryzen 7 9800X3D
12,151
AMD Ryzen 9 9950X3D
11,311
AMD Ryzen 9 7900X3D
10,842
Intel Core Ultra 9 285K
10,586
AMD Ryzen 5 7600X3D
10,485
AMD Ryzen 7 7800X3D
10,277
AMD Ryzen 9 7950X3D
9,806
AMD Ryzen 9 9955HX3D
9,763
Intel Core Ultra 5 245K
9,662
Intel Core Ultra 9 285
9,522
Intel Core Ultra 7 265K
9,518
AMD Phenom II X4 B45
244