nVidia GeForce 6800 (chip only)

	Reference NV45 Board	MSI GeForce 6800 Ultra PCI-E
GPU type	NV45	NV45
Manufacturing process	130 nm	130 nm
Transistors	222 million	222 million
Die size	287 mm²	287 mm²
ROPs	16	16
TMUs	16	16
PS / VS \| Unified Shaders	16 / 6 \| -	16 / 6 \| -
GPU clock	400 MHz	425 MHz (1.06×)
Pixel / texel fillrate	6 400 MP/s ; 6 400 MT/s	6 800 MP/s (1×) ; 6 800 MT/s (1×)
SP / DP gigaflops	- ; -	- ; -
DirectX / OpenGL	9c ; 2.1	9c ; 2.1
CUDA / OpenCL	- ; -	- ; -
Memory	256 MB GDDR3	256 MB GDDR3
Memory	1 100 MHz ; 256 bit	1 100 MHz ; 256 bit
Bandwith	35 200 MB/s	35 200 MB/s ;
Interface	PCI-E x16 [4 096 MB/s]	PCI-E x16 [4 096 MB/s]
TDP	81 W	81 W
Analog I/O ports	1 × S-Video out, 2 × DVI-I	1 × S-Video out, 2 × DVI-I
Digital I/O ports	2 × DVI-I	2 × DVI-I
Independent screens	2	2
Introduce date	2004	2004