GeForce 8800 Ultra and GeForce 8800M GTX SLI - video card comparison
GeForce 8800 Ultra
GeForce 8800M GTX SLI
Architecture
Tesla (2006−2010)
G9x (2007−2010)
GPU code name
G80
NB8E-GTX
Market segment
Desktop
Laptop
Release date
May 2007
November 2007
Interface
PCIe 1.0 x16
-
Supplementary power connectors
2x 6-pin
-
SLI options
+
-
Core clock speed
612 MHz
500 MHz
CUDA cores
612
-
Floating-point performance
387.1 gflops
-
Manufacturing process technology
90 nm
65 nm
Number of transistors
681 million
1508 Million
Pipelines / CUDA cores
128
192
Power consumption (TDP)
171 Watt
130 Watt
Texture fill rate
39.2 billion/sec
-
Memory type
GDDR3
GDDR3
Maximum RAM amount
512 MB
512 MB
Memory bus width
384 Bit
256 Bit
Memory clock speed
1080 MHz
800 MHz
Memory bandwidth
103.7 GB/s
-
Shared memory
-
-
Display Connectors
2x DVI, 1x S-Video
-
DirectX
11.1 (10_0)
10
CUDA
+
-
OpenCL
1.1
-
OpenGL
3.3
-
Shader Model
4.0
-
Vulkan
N/A
-