Comparison of Sapphire Radeon HD 7770 and Radeon R7 260X

Attribute	Radeon R7 260X ×	Sapphire Radeon HD 7770 ×
GPU
Release year (year)	2013	2012
Reference card	-	AMD Radeon HD 7770 GHz Edition 1 GHz 1 GB
GPU brand	AMD	AMD
GPU name	Bonaire	Cape Verde XT
Market	Desktop	Desktop
Clock speed (MHz)	1,100	1,150
Is dual GPU	-	-
Model	Radeon R7 260X	Sapphire Radeon HD 7770
Memory
Memory (MB)	2,048	1,024
Memory bandwidth (GB/s)	104	80
Memory bus (bit)	128	128
Memory type	GDDR5	GDDR5
Memory clock speed (MHz)	1,625	1,250
Effective memory clock speed (MHz)	6,500	5,000
Noise and power
TDP (W)	115	80
Load power consumption (W)	-	242
Idle power consumption (W)	-	106
Load noise level (dB)	-	41.4
Idle noise level (dB)	-	40
Raw performance
Pixel rate (GPixel/s)	17.6	18.4
Render output processors	16	16
Texture mapping units	56	40
Shading units	896	640
Floating-point performance (GFLOPS)	1,971	1,472
Compute units	14	10
Texture rate (GTexel/s)	61.6	46
Benchmarks
Crysis 3	-	48
Battlefield 4	8.2	45
Face detection (mPixels/s)	43.73	32.42
T-Rex (GFXBench 3.0)	3357.58	3355.14
Manhattan (GFXBench 3.0)	3715.1	3701.57
Bitcoin mining (mHash/s)	222.35	153.66
Sky Diver Factor	264.35	221.64
Thief	7.7	-
Fire Strike Factor	33.7	30.64