Comparison of Radeon HD 5750 and Radeon HD 5770 Engineering Sample

Attribute	Radeon HD 5770 Engineering Sample ×	Radeon HD 5750 ×
GPU
Release year (year)	2009	2009
Reference card	ATi Radeon HD 5770 850 MHz 1 GB	ATi Radeon HD 5750 700 MHz 1 GB
GPU brand	ATI	ATI
GPU name	Juniper	Juniper
Market	Desktop	Desktop
Clock speed (MHz)	850	700
Is dual GPU	-	-
Model	Radeon HD 5770 Engineering Sample	Radeon HD 5750
Memory
Memory (MB)	1,024	1,024
Memory bandwidth (GB/s)	76.8	73.6
Memory bus (bit)	128	128
Memory type	GDDR5	GDDR5
Memory clock speed (MHz)	1,200	1,150
Effective memory clock speed (MHz)	4,800	4,600
Noise and power
TDP (W)	108	86
Load power consumption (W)	258	236
Idle power consumption (W)	113	112
Load noise level (dB)	41	44.6
Idle noise level (dB)	40.4	43.9
Raw performance
Pixel rate (GPixel/s)	13.6	11.2
Render output processors	16	16
Texture mapping units	40	36
Shading units	800	720
Floating-point performance (GFLOPS)	1,360	1,008
Compute units	10	9
Texture rate (GTexel/s)	34	25.2
Benchmarks
Crysis 3	40	-
Cloud Gate Factor	-	12.37
Face detection (mPixels/s)	9.96	7.33
T-Rex (GFXBench 3.0)	3353.2	3359.1
Manhattan (GFXBench 3.0)	3507.76	3627.12
Bitcoin mining (mHash/s)	122.81	52.81
Sky Diver Factor	140.24	105.87
Fire Strike Factor	19.74	12.96
Ocean surface simulation (frames/s)	461.22	456.95