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AMD logo Radeon R9 255
versus
AMD logo Radeon HD 6770

AMD Radeon R9 255 logo AMD Radeon HD 6770 logo
General information Radeon R9 255 Radeon HD 6770
Launched Q2 2014 Q2 2011
Used in Desktop Desktop
Factory AMD AMD
Motherboard Bus PCIe 3.0 x16 PCIe 2.0 x16
Memory 2048 MB 0 % 1024 MB 50 %
Core Clock 900 MHz 0 % 900 MHz 0 %
DirectX DirectX 12 DirectX 11
OpenGL OpenGL 4.4 OpenGL 4.4
Performance Radeon R9 255 Radeon HD 6770
Overall Score 19402 0 % 17956 7.5 %
Future Proof 33 % 0 % 13 % 60.6 %
Benchmark Score 3764 0 % 3224 14.3 %
2D Benchmark Score 391.2 0 % 314.5 19.6 %
Average DirectX performance 11.8 FPS 9.4 % 13 FPS 0 %
DirectX 9 performance 25.2 FPS 28.2 % 35.1 FPS 0 %
DirectX 10 performance 4 FPS 33.5 % 6 FPS 0 %
DirectX 11 performance 10 FPS 9.4 % 11.1 FPS 0 %
DirectX 12 performance 8 FPS 0 % 0 FPS 100 %
Graphic card computing 716 operations/s 0 % 624.6 operations/s 12.8 %

Comparison of average FPS

Comparison of average FPS count by settings on resolution 1920 × 1080 (FHD (1080p)) for Radeon R9 255, Radeon HD 6770.

Average frames per second Radeon R9 255 Radeon HD 6770
Screen resolution: 1920 × 1080 pixels   Change
Ultra settings 33.4 FPS 29.9 FPS
High settings 60.1 FPS 53.8 FPS
Medium settings 72.1 FPS 64.5 FPS
Low settings 100.9 FPS 90.4 FPS
Difference 0 % 10.4 %

Grand Theft Auto V Frames per second

Comparison of FPS count by settings on resolution 1920 × 1080 (FHD (1080p)) in game Grand Theft Auto V for Radeon R9 255, Radeon HD 6770.

Grand Theft Auto V Radeon R9 255 Radeon HD 6770
Screen resolution: 1920 × 1080 pixels   Change
Ultra settings 31.0 FPS 28.5 FPS
High settings 55.8 FPS 51.3 FPS
Medium settings 67.0 FPS 61.5 FPS
Low settings 93.8 FPS 86.1 FPS
Difference 0 % 8.1 %
Configuration Settings
Gaming astronaut image
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Screen resolution Screen resolution image
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