Comparison of Radeon HD 7870 XT and Radeon RX 460

Attribute	Radeon HD 7870 XT ×	Radeon RX 460 ×
GPU
Release year (year)	2012	2016
GPU brand	AMD	AMD
GPU name	Tahiti LE	Baffin
Market	Desktop	Desktop
Clock speed (MHz)	925	1,090
Turbo clock speed (MHz)	975	1,200
Is dual GPU	-	-
Model	Radeon HD 7870 XT	Radeon RX 460
Memory
Memory (MB)	2,048	2,048
Memory bandwidth (GB/s)	192	112
Memory bus (bit)	256	128
Memory type	GDDR5	GDDR5
Memory clock speed (MHz)	1,500	1,750
Effective memory clock speed (MHz)	6,000	7,000
Noise and power
TDP (W)	185	75
Raw performance
Pixel rate (GPixel/s)	31.2	19.2
Render output processors	32	16
Texture mapping units	96	56
Shading units	1,536	896
Floating-point performance (GFLOPS)	2,995	2,150
Compute units	24	14
Texture rate (GTexel/s)	93.6	67.2
Benchmarks
Metro: Last Light	79.5	-
Battlefield 3	72	-
Bioshock Infinite	-	55.3
Battlefield 4	-	38.6
Face detection (mPixels/s)	65.4	55
T-Rex (GFXBench 3.0)	3350.68	3333.39
Manhattan (GFXBench 3.0)	3705.76	3717.16
Bitcoin mining (mHash/s)	345.79	236.78
Sky Diver Factor	314	275.3
Fire Strike Factor	47.56	35.49