GeForce 8400M GS and GeForce Go 7950 GTX SLI - video card comparison
GeForce 8400M GS
GeForce Go 7950 GTX SLI
Architecture
Tesla (2006−2010)
G7x (2005−2007)
GPU code name
G86M
G71M
Market segment
Laptop
Laptop
Release date
May 2007
October 2006
Interface
MXM-I
-
Boost clock speed
-
575 MHz
Core clock speed
400 MHz
16 MHz
Floating-point performance
25.6 gflops
-
Manufacturing process technology
80 nm
90 nm
Number of transistors
210 million
556 Million
Pipelines / CUDA cores
16
64
Power consumption (TDP)
11 Watt
90 Watt
Texture fill rate
3.200
-
Memory type
GDDR2 / GDDR3
GDDR3
Maximum RAM amount
256 MB
2x512 MB
Memory bus width
64 Bit
256 Bit
Memory clock speed
600 MHz
-
Memory bandwidth
6.4 GB/s
-
Shared memory
-
-
Display Connectors
No outputs
-
DirectX
11.1 (10_0)
GDDR3
CUDA
1.1
-
OpenCL
1.1
-
OpenGL
3.3
-
Shader Model
4.0
-
Vulkan
N/A
-