Hardware museum

	Reference R420 Board	ATi Radeon X800 XT Platinum Edition
GPU type	R420	R420
Manufacturing process	130 nm	130 nm
Transistors	160 million	160 million
Die size	281 mm²	281 mm²
ROPs	16	16
TMUs	16	16
PS / VS \| Unified Shaders	16 / 6 \| -	16 / 6 \| -
GPU clock	520 MHz	520 MHz
Pixel / texel fillrate	8 320 MP/s ; 8 320 MT/s	8 320 MP/s ; 8 320 MT/s
SP / DP gigaflops	- ; -	- ; -
DirectX / OpenGL	9 ; 2.0	9 ; 2.0
CUDA / OpenCL	- ; -	- ; -
Memory	256 MB GDDR3	256 MB GDDR3
Memory	1 120 MHz ; 256 bit	1 120 MHz ; 256 bit
Bandwith	35 840 MB/s	35 840 MB/s ;
Interface	AGP 8x [2 133 MB/s]	AGP 8x [2 133 MB/s]
TDP	63 W	63 W
Analog I/O ports	1 × VGA, 1 × S-Video in, 1 × S-Video out, 1 × DVI-I	1 × VGA, 1 × S-Video in, 1 × S-Video out, 1 × DVI-I
Digital I/O ports	1 × DVI-I	1 × DVI-I
Independent screens	2	2
Introduce date	2004	2004