Comparison of Radeon HD 6950 and Radeon R7 260X

Attribute	Radeon HD 6950 ×	Radeon R7 260X ×
GPU
Release year (year)	2011	2013
Reference card	AMD Radeon HD 6950 800 MHz 2 GB	-
GPU brand	AMD	AMD
GPU name	Cayman PRO	Bonaire
Market	Desktop	Desktop
Clock speed (MHz)	880	1,100
Is dual GPU	-	-
Model	Radeon HD 6950	Radeon R7 260X
Memory
Memory (MB)	2,048	2,048
Memory bandwidth (GB/s)	166.4	104
Memory bus (bit)	256	128
Memory type	GDDR5	GDDR5
Memory clock speed (MHz)	1,300	1,625
Effective memory clock speed (MHz)	5,200	6,500
Noise and power
TDP (W)	200	115
Load power consumption (W)	326	-
Idle power consumption (W)	117	-
Load noise level (dB)	48.2	-
Idle noise level (dB)	42.7	-
Raw performance
Pixel rate (GPixel/s)	28.16	17.6
Render output processors	32	16
Texture mapping units	88	56
Shading units	1,408	896
Floating-point performance (GFLOPS)	2,478	1,971
Compute units	22	14
Texture rate (GTexel/s)	77.44	61.6
Benchmarks
Metro: Last Light	7.5	-
Battlefield 3	30	-
Battlefield 4	-	8.2
Face detection (mPixels/s)	17.01	43.73
T-Rex (GFXBench 3.0)	3358.26	3357.58
Manhattan (GFXBench 3.0)	3714.44	3715.1
Bitcoin mining (mHash/s)	251.55	222.35
Sky Diver Factor	242.26	264.35
Thief	-	7.7
Fire Strike Factor	35.2	33.7