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Videocard Benchmarks

Over 800,000 Video Cards Benchmarked

Radeon HD 6550D vs Radeon R9 390X

The values for the video cards below are determined from thousands of PerformanceTest benchmark results and are updated daily.

×Radeon HD 6550D×Radeon R9 390X+ ADD
PriceSearch OnlineSearch Online
Bus InterfaceUNB/MCPCIe 3.0 x16
GPU ClassDesktopDesktop
Core Clock600 MHz1050 MHz
Memory ClockNA21500 MHz
Maximum Memory SupportedNA28192 MB
DirectX11.012.0
OpenGL4.44.5
Max TDP100W275W
First Seen on ChartQ2 2011Q2 2016
# of Samples736993
G2D Rating290788
G3D Mark5589519
G3D Mark Rating
As of 5th of April 2020 - Higher results represent better performance
Radeon R9 390X
9,519
Radeon HD 6550D
558