Comparison of Radeon R9 270X and Radeon R9 270

Attribute	Radeon R9 270X ×	Radeon R9 270 ×
GPU
Release year (year)	2013	2013
Reference card	AMD Radeon R9 270X 1 GHz 2 GB	-
GPU brand	AMD	AMD
GPU name	Curacao	Curacao
Market	Desktop	Desktop
Clock speed (MHz)	1,100	900
Turbo clock speed (MHz)	1,150	925
Is dual GPU	-	-
Model	Radeon R9 270X	Radeon R9 270
Memory
Memory (MB)	2,048	2,048
Memory bandwidth (GB/s)	192	179.2
Memory bus (bit)	256	256
Memory type	GDDR5	GDDR5
Memory clock speed (MHz)	1,500	1,400
Effective memory clock speed (MHz)	6,000	5,600
Noise and power
TDP (W)	180	150
Raw performance
Pixel rate (GPixel/s)	36.8	29.6
Render output processors	32	32
Texture mapping units	80	80
Shading units	1,280	1,280
Floating-point performance (GFLOPS)	2,944	2,368
Compute units	20	20
Texture rate (GTexel/s)	92	74
Benchmarks
Battlefield 3	65	-
Crysis 3	-	74
Dirt3	84	-
Battlefield 4	-	65
Face detection (mPixels/s)	57.24	57.24
T-Rex (GFXBench 3.0)	3353.98	3359.76
Manhattan (GFXBench 3.0)	3713.26	3717.7
Bitcoin mining (mHash/s)	251.26	251.26
Sky Diver Factor	338.41	312.65
Fire Strike Factor	51.83	49.6