Comparison of GeForce GTX 680 and Radeon HD 7870

Attribute	GeForce GTX 680 ×	Radeon HD 7870 ×
GPU
Release year (year)	2012	2012
GPU brand	Nvidia	AMD
GPU name	GK104	Pitcairn XT
Market	Desktop	Desktop
Clock speed (MHz)	1,006	1,000
Turbo clock speed (MHz)	1,058	-
Is dual GPU	-	-
Model	GeForce GTX 680	Radeon HD 7870
Memory
Memory (MB)	2,048	2,048
Memory bandwidth (GB/s)	192.3	153.6
Memory bus (bit)	256	256
Memory type	GDDR5	GDDR5
Memory clock speed (MHz)	1,502	1,200
Effective memory clock speed (MHz)	6,008	4,800
Noise and power
TDP (W)	195	175
Load power consumption (W)	356	295
Idle power consumption (W)	112	108
Load noise level (dB)	51.9	48.8
Idle noise level (dB)	38.5	39.5
Raw performance
Pixel rate (GPixel/s)	32.2	32
SMX units	8	-
Render output processors	32	32
Texture mapping units	128	80
Shading units	1,536	1,280
Floating-point performance (GFLOPS)	3,090	2,560
Compute units	-	20
Texture rate (GTexel/s)	128.8	80
Benchmarks
Crysis 3	-	25.8
Battlefield 4	64.3	43
Face detection (mPixels/s)	47.72	55.45
T-Rex (GFXBench 3.0)	3360.28	3352.76
Manhattan (GFXBench 3.0)	3719.86	3714.8
Bitcoin mining (mHash/s)	123.57	294.21
Sky Diver Factor	381.6	324.89
Thief	54.05	-
Fire Strike Factor	60.74	50.19