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AMD logo Phenom II X4 840
versus
AMD logo Phenom II X4 820

AMD Phenom II X4 840 logo AMD Phenom II X4 820 logo
General information Phenom II X4 840 Phenom II X4 820
Launched Q1 2011 Q4 2009
Used in Desktop Desktop
Factory AMD AMD
Socket AM2+ AM3
Series Name AMD Phenom II X4 AMD Phenom II X4
Core Family Name Deneb Deneb
Clock 3.2 GHz 0 % 2.8 GHz 12.5 %
Cores 4 0 % 4 0 %
Threads 4 0 % 4 0 %
Thermal Design Power (TDP) 95 W 0 % 95 W 0 %
Lithography 45 nm 0 % 45 nm 0 %
L1 Cache 4 × 64 kB Instruction
4 × 64 kB Data
4 × 64 kB Instruction
4 × 64 kB Data
L2 Cache 4 × 512 kB
4 × 512 kB
ECC Supported No No
Multithreading Supported No No
Performance Phenom II X4 840 Phenom II X4 820
Overall Score 35373 0 % 34161 3.4 %
Future Proof 23 % 0 % 15 % 34.8 %
Benchmark Score 1566 0 % 1362 13 %
Single Thread Score 1309.4 0 % 1115.6 14.8 %
Encrypting Data 3340.4 MB/s 0 % 2911.7 MB/s 12.8 %
Compressing Data 55 MB/s 0 % 45.4 MB/s 17.4 %
String objects sorting 7020 thousand/s 0 % 5911.1 thousand/s 15.8 %
Prime numbers generation 9 millions/s 17.5 % 11 millions/s 0 %
Mathemathic operations (integer) 7558.6 millions/s 0 % 6475 millions/s 14.3 %
Mathemathic operations (float) 5609.8 millions/s 0 % 4670.5 millions/s 16.7 %

Comparison of average FPS

Comparison of average FPS count by settings on resolution 1920 × 1080 (FHD (1080p)) for Phenom II X4 840, Phenom II X4 820.

Average frames per second Phenom II X4 840 Phenom II X4 820
Screen resolution: 1920 × 1080 pixels   Change
Ultra settings 59.5 FPS 55.9 FPS
High settings 95.2 FPS 89.5 FPS
Medium settings 118.9 FPS 111.8 FPS
Low settings 148.7 FPS 139.8 FPS
Difference 0 % 6 %

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 X4 820
Screen resolution: 1920 × 1080 pixels   Change
Ultra settings 112.6 FPS 110.5 FPS
High settings 180.2 FPS 176.7 FPS
Medium settings 225.2 FPS 220.9 FPS
Low settings 281.5 FPS 276.1 FPS
Difference 0 % 1.9 %
Configuration Settings
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