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AMD logo Phenom II X4 840
versus
AMD logo Phenom II X2 550

AMD Phenom II X4 840 logo AMD Phenom II X2 550 logo
General information Phenom II X4 840 Phenom II X2 550
Launched Q1 2011 Q2 2009
Used in Desktop Desktop
Factory AMD AMD
Socket AM2+ AM2+
Series Name AMD Phenom II X4 AMD Phenom II X2
Core Family Name Deneb Callisto
Clock 3.2 GHz 0 % 3.1 GHz 3.1 %
Cores 4 0 % 2 50 %
Threads 4 0 % 2 50 %
Thermal Design Power (TDP) 95 W 0 % 80 W 15.8 %
Lithography 45 nm 0 % 45 nm 0 %
L1 Cache 4 × 64 kB Instruction
4 × 64 kB Data
2 × 64 kB Instruction
2 × 64 kB Data
L2 Cache 4 × 512 kB
2 × 512 kB
ECC Supported No No
Multithreading Supported No No
Performance Phenom II X4 840 Phenom II X2 550
Overall Score 35286 0 % 29415 16.6 %
Future Proof 23 % 0 % 13 % 43.5 %
Benchmark Score 1550 0 % 749 51.7 %
Single Thread Score 1304.2 0 % 1237.8 5.1 %
Encrypting Data 3540.3 MB/s 0 % 1709.6 MB/s 51.7 %
Compressing Data 54.4 MB/s 0 % 25.2 MB/s 53.7 %
String objects sorting 6971 thousand/s 0 % 3255 thousand/s 53.3 %
Prime numbers generation 9 millions/s 0 % 8 millions/s 11.4 %
Mathemathic operations (integer) 7589 millions/s 0 % 3249.4 millions/s 57.2 %
Mathemathic operations (float) 5660.4 millions/s 0 % 2643.2 millions/s 53.3 %

Comparison of average FPS

Comparison of average FPS count by settings on resolution 1920 × 1080 (FHD (1080p)) for Phenom II X4 840, Phenom II X2 550.

Average frames per second Phenom II X4 840 Phenom II X2 550
Screen resolution: 1920 × 1080 pixels   Change
Ultra settings 59.5 FPS 42.3 FPS
High settings 95.2 FPS 67.6 FPS
Medium settings 119.0 FPS 84.5 FPS
Low settings 148.8 FPS 105.6 FPS
Difference 0 % 29 %

Grand Theft Auto V Frames per second

Comparison of FPS count by settings on resolution 1920 × 1080 (FHD (1080p)) in game 1920 × 1080 (FHD (1080p)) for Grand Theft Auto V.

Grand Theft Auto V Phenom II X4 840 Phenom II X2 550
Screen resolution: 1920 × 1080 pixels   Change
Ultra settings 112.8 FPS 102.4 FPS
High settings 180.4 FPS 163.8 FPS
Medium settings 225.5 FPS 204.8 FPS
Low settings 281.9 FPS 256.0 FPS
Difference 0 % 9.2 %
Configuration Settings
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