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CPU Benchmarks

Over 1,000,000 CPUs Benchmarked

AMD Phenom II X4 840

Benchmarks for the AMD Phenom II X4 840 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 840 Good for Gaming?

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


AMD Phenom II X4 840

Description:

Class: Desktop

Socket: AM2+/AM3

Clockspeed: 3.2 GHz

Cores: 4 Threads: 4

Typical TDP: 95 W

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 840 Processor

CPU First Seen on Charts: Q1 2011

CPUmark/$Price: 44.97

Overall Rank:
2960th fastest in multithreading out of 5126 CPUs
2807th fastest in single threading out of 5126 CPUs
861st fastest in out of 1446 Desktop CPUs

Last Price Change: $54.04 USD (2022-11-03)

Average CPU Mark rating
Multithread Rating
2430
Single Thread Rating
1299

Samples: 728*
*Margin for error: Low



PerformanceTest V9
CPU Mark: 3,409
Thread: 1,087

CPU Test Suite Average Results for AMD Phenom II X4 840

Integer Math7,562 MOps/Sec
Floating Point Math5,590 MOps/Sec
Find Prime Numbers9 Million Primes/Sec
Random String Sorting6,978 Thousand Strings/Sec
Data Encryption642.8 MBytes/Sec
Data Compression56,042 KBytes/Sec
Physics186 Frames/Sec
Extended Instructions1,278 Million Matrices/Sec
Single Thread1,299 MOps/Sec
From submitted results to PerformanceTest V10 as of 23rd of May 2025.

CPU Mark Distribution for AMD Phenom II X4 840

Submitted Baseline Distribution Graph as of 20th of May 2025
From submitted results since PerformanceTest V10 as of 20th of May 2025.
For distribution graph only: Results are trimmed to exclude outliers by disregarding the bottom 1% and top 1% of submissions.

MerchantPricePurchase
Amazon.com$54.04 USDBuy Now!
NewEgg.comNACPU Not Available. See Other Models
BestBuy.comNACPU Not Available. See Other Models
Note: PassMark Software may earn compensation for sales from links on this site through affiliate programs.

Pricing History


CPU Mark Relative to Top 10 Common Desktop CPUs
As of 23rd of May 2025 - Higher results represent better performance
Processor Average CPU Mark
Intel Core i9-13900K
 58,687
Intel Core i9-12900K
 41,311
AMD Ryzen 9 5900X
 39,032
Apple M1 Max 10 Core 3200 MHz
 22,139
AMD Ryzen 5 5600X
 21,861
Intel Core i5-12400F
 19,473
Intel Core i9-9900K @ 3.60GHz
 18,174
AMD Ryzen 5 3600
 17,708
Apple M2 8 Core 3500 MHz
 15,651
Apple M1 8 Core 3200 MHz
 14,147
AMD Phenom II X4 840
 2,430
CPU Value (CPU Mark / $Price )
As of 23rd of May 2025 - Higher results represent better value
Processor CPU Mark / $Price
AMD Ryzen 5 3600
 235.95
Intel Core i5-12400F
 178.67
AMD Ryzen 9 5900X
 163.35
AMD Ryzen 5 5600X
 161.93
Intel Core i9-13900K
 147.08
Intel Core i9-12900K
 136.22
Intel Core i9-9900K @ 3.60GHz
 51.93
AMD Phenom II X4 840
 44.97
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 May 2025 - Higher results represent better performance
Processor Average Thread Rating
Intel Core i9-13900K
 4,611
Intel Core i9-12900K
 4,140
Apple M2 8 Core 3500 MHz
 3,902
Apple M1 Max 10 Core 3200 MHz
 3,836
Apple M1 8 Core 3200 MHz
 3,681
Intel Core i5-12400F
 3,478
AMD Ryzen 9 5900X
 3,470
AMD Ryzen 5 5600X
 3,363
Intel Core i9-9900K @ 3.60GHz
 2,921
AMD Ryzen 5 3600
 2,563
AMD Phenom II X4 840
 1,299
Last 5 Baselines for AMD Phenom II X4 840
Most recent listed first
Baseline CPU Mark
BL2622749 - May 14 2025
2680
BL2585253 - Apr 27 2025
2630
BL2486733 - Mar 17 2025 [Excluded]
2292
BL2479352 - Mar 13 2025 [Excluded]
2362
BL2362092 - Jan 23 2025
2580
Additional baselines can be obtained using Windows version of PerformanceTest's Manage Baselines feature.
Popular comparisons for AMD Phenom II X4 840
As of 23rd of May 2025 - Higher results represent better performance
Processor Average CPU Mark
AMD Phenom II X4 840
 2,430
Intel Core i3-2100 @ 3.10GHz vs AMD Phenom II X4 840
 1,854 (-23.7%)
AMD Phenom II X4 970 vs AMD Phenom II X4 840
 2,713 (+11.6%)
AMD Phenom II X4 850 vs AMD Phenom II X4 840
 2,455 (+1.0%)
AMD Phenom II X4 960T vs AMD Phenom II X4 840
 2,375 (-2.3%)
AMD Athlon II X4 645 vs AMD Phenom II X4 840
 2,373 (-2.3%)
AMD Phenom II X4 840T vs AMD Phenom II X4 840
 2,360 (-2.9%)
AMD Athlon II X4 640 vs AMD Phenom II X4 840
 2,263 (-6.9%)
AMD FX-4300 Quad-Core vs AMD Phenom II X4 840
 2,991 (+23.1%)
AMD Phenom II X4 965 vs AMD Phenom II X4 840
 2,659 (+9.4%)
AMD Phenom II X4 955 vs AMD Phenom II X4 840
 2,536 (+4.4%)
AMD Phenom II X4 945 vs AMD Phenom II X4 840
 2,412 (-0.7%)
Intel Core i3-3220 @ 3.30GHz vs AMD Phenom II X4 840
 2,274 (-6.4%)

Is the AMD Phenom II X4 840 Good for Gaming?
As of 23rd of May 2025 - Higher results represent better performance
Processor Relative Gaming Score
AMD Ryzen 9 9900X3D
 12,497
AMD Ryzen 7 9800X3D
 12,155
AMD Ryzen 9 9950X3D
 11,335
AMD Ryzen 9 7900X3D
 10,845
Intel Core Ultra 9 285K
 10,593
AMD Ryzen 5 7600X3D
 10,509
AMD Ryzen 7 7800X3D
 10,282
AMD Ryzen 9 7950X3D
 9,809
Intel Core Ultra 5 245K
 9,690
Intel Core Ultra 7 265K
 9,521
Intel Core Ultra 9 285
 9,467
Intel Core Ultra 7 265KF
 9,424
AMD Phenom II X4 840
 259