Comparison of Radeon HD 6550A and Radeon R7 340

Attribute	Radeon R7 340 ×	Radeon HD 6550A ×
GPU
Release year (year)	2015	2011
GPU brand	AMD	AMD
GPU name	Oland	Turks
Market	Desktop	Laptop
Clock speed (MHz)	730	650
Turbo clock speed (MHz)	780	-
Is dual GPU	-	-
Model	Radeon R7 340	Radeon HD 6550A
Memory
Memory (MB)	2,048	2,048
Memory bandwidth (GB/s)	28.8	28.8
Memory bus (bit)	128	128
Memory type	DDR3	DDR3
Memory clock speed (MHz)	900	900
Effective memory clock speed (MHz)	1,800	1,800
Noise and power
TDP (W)	50	35
Raw performance
Pixel rate (GPixel/s)	6.24	5.2
Render output processors	8	8
Texture mapping units	24	24
Shading units	384	480
Floating-point performance (GFLOPS)	599	624
Compute units	6	6
Texture rate (GTexel/s)	18.72	15.6
Benchmarks
PassMark	1,031	707
PassMark Direct Compute	851	293