Comparison of Radeon HD 7970M and Radeon R7 260X

Attribute	Radeon HD 7970M ×	Radeon R7 260X ×
GPU
Release year (year)	2012	2013
GPU brand	AMD	AMD
GPU name	Wimbledon	Bonaire
Market	Laptop	Desktop
Clock speed (MHz)	850	1,100
Is dual GPU	-	-
Model	Radeon HD 7970M	Radeon R7 260X
Memory
Memory (MB)	2,048	2,048
Memory bandwidth (GB/s)	153.6	104
Memory bus (bit)	256	128
Memory type	GDDR5	GDDR5
Memory clock speed (MHz)	1,200	1,625
Effective memory clock speed (MHz)	4,800	6,500
Noise and power
TDP (W)	100	115
Raw performance
Pixel rate (GPixel/s)	27.2	17.6
Render output processors	32	16
Texture mapping units	80	56
Shading units	1,280	896
Floating-point performance (GFLOPS)	2,176	1,971
Compute units	20	14
Texture rate (GTexel/s)	68	61.6
Benchmarks
Battlefield 4	35.3	8.2
Face detection (mPixels/s)	51.64	43.73
T-Rex (GFXBench 3.0)	3339.58	3357.58
Manhattan (GFXBench 3.0)	3713.82	3715.1
Bitcoin mining (mHash/s)	257.3	222.35
Sky Diver Factor	271.71	264.35
Thief	33.5	7.7
Fire Strike Factor	46.48	33.7