GeForce 8400M GS and Mobility Radeon X2500 - video card comparison
GeForce 8400M GS
Mobility Radeon X2500
Architecture
Tesla (2006−2010)
R500 (2005−2007)
GPU code name
G86M
M66
Market segment
Laptop
Laptop
Release date
May 2007
June 2007
Interface
MXM-I
PCIe 1.0 x16
Boost clock speed
-
460 MHz
Core clock speed
400 MHz
5 MHz
Floating-point performance
25.6 gflops
-
Manufacturing process technology
80 nm
80 nm
Number of transistors
210 million
157 million
Pipelines / CUDA cores
16
17
Power consumption (TDP)
11 Watt
-
Texture fill rate
3.200
1.840
Memory type
GDDR2 / GDDR3
DDR2
Maximum RAM amount
256 MB
256 MB
Memory bus width
64 Bit
64 / 128 Bit
Memory clock speed
600 MHz
800 MHz
Memory bandwidth
6.4 GB/s
12.8 GB/s
Shared memory
-
+
Display Connectors
No outputs
No outputs
DirectX
11.1 (10_0)
9.0c (9_3)
CUDA
1.1
-
OpenCL
1.1
N/A
OpenGL
3.3
2.0
Shader Model
4.0
3.0
Vulkan
N/A
N/A