Comparison of AMD Radeon HD 7970 GHz Edition and Radeon R9 280X

Attribute	AMD Radeon HD 7970 GHz Edition ×	Radeon R9 280X ×
GPU
Release year (year)	2012	2013
Reference card	AMD Radeon HD 7970 925 MHz 3 GB	AMD Radeon R9 280X 850 MHz 3 GB
GPU brand	AMD	AMD
GPU name	Tahiti XT2	Tahiti
Market	Desktop	Desktop
Clock speed (MHz)	1,000	850
Turbo clock speed (MHz)	1,050	1,000
Is dual GPU	-	-
Model	AMD Radeon HD 7970 GHz Edition	Radeon R9 280X
Memory
Memory (MB)	3,072	3,072
Memory bandwidth (GB/s)	288	288
Memory bus (bit)	384	384
Memory type	GDDR5	GDDR5
Memory clock speed (MHz)	1,500	1,500
Effective memory clock speed (MHz)	6,000	6,000
Noise and power
TDP (W)	300	250
Load power consumption (W)	360	-
Idle power consumption (W)	112	-
Load noise level (dB)	53.1	-
Idle noise level (dB)	40.2	-
Raw performance
Pixel rate (GPixel/s)	33.6	32
Render output processors	32	32
Texture mapping units	128	128
Shading units	2,048	2,048
Floating-point performance (GFLOPS)	4,301	4,096
Compute units	32	32
Texture rate (GTexel/s)	134.4	128
Benchmarks
Crysis 3	28.3	-
Bioshock Infinite	78	-
Battlefield 4	-	39.9
Face detection (mPixels/s)	94.02	95.62
T-Rex (GFXBench 3.0)	2798.85	3356.04
Manhattan (GFXBench 3.0)	2984.22	3709.16
Bitcoin mining (mHash/s)	487.62	468.39
Sky Diver Factor	380.04	380.99
Thief	-	33.6
Fire Strike Factor	62.9	62.73