Comparison of Radeon HD 8870 and Radeon R9 370X

Attribute	Radeon HD 8870 ×	Radeon R9 370X ×
GPU
Release year (year)	2013	2015
GPU brand	AMD	AMD
GPU name	Hainan XT	Trinidad
Market	Desktop	Desktop
Clock speed (MHz)	925	980
Turbo clock speed (MHz)	975	1,030
Is dual GPU	-	-
Model	Radeon HD 8870	Radeon R9 370X
Memory
Memory (MB)	2,048	2,048
Memory bandwidth (GB/s)	192	179.2
Memory bus (bit)	256	256
Memory type	GDDR5	GDDR5
Memory clock speed (MHz)	1,500	1,400
Effective memory clock speed (MHz)	6,000	5,600
Noise and power
TDP (W)	185	180
Raw performance
Pixel rate (GPixel/s)	29.6	33
Render output processors	32	32
Texture mapping units	128	80
Shading units	2,048	1,280
Floating-point performance (GFLOPS)	3,789	2,637
Compute units	32	24
Texture rate (GTexel/s)	118.4	82.4