Comparison of Radeon HD 7770 and GeForce GTX 580

Attribute	GeForce GTX 580 ×	Radeon HD 7770 ×
GPU
Release year (year)	2010	2012
Reference card	Nvidia GeForce GTX 580 772 MHz 1.5 GB	-
GPU brand	Nvidia	AMD
GPU name	GF110	Cape Verde XT
Market	Desktop	Desktop
Clock speed (MHz)	810	1,000
Is dual GPU	-	-
Model	GeForce GTX 580	Radeon HD 7770
Memory
Memory (MB)	1,536	1,024
Memory bandwidth (GB/s)	193.5	72
Memory bus (bit)	384	128
Memory type	GDDR5	GDDR5
Memory clock speed (MHz)	1,008	1,125
Effective memory clock speed (MHz)	4,032	4,500
Noise and power
TDP (W)	244	80
Load power consumption (W)	405	242
Idle power consumption (W)	132	106
Load noise level (dB)	52.5	41.4
Idle noise level (dB)	40.9	40
Raw performance
Pixel rate (GPixel/s)	25.92	16
Render output processors	48	16
Texture mapping units	64	40
Shading units	512	640
Floating-point performance (GFLOPS)	1,659	1,280
Compute units	-	10
Texture rate (GTexel/s)	51.84	40
Benchmarks
Battlefield 3	65	-
Crysis 3	40	48
Battlefield 4	-	45
Face detection (mPixels/s)	35.72	32.42
T-Rex (GFXBench 3.0)	3351.03	3355.14
Manhattan (GFXBench 3.0)	3709.27	3701.57
Bitcoin mining (mHash/s)	142.43	153.66
Sky Diver Factor	293.1	221.64
Fire Strike Factor	43.53	30.64