GeForce 8400 GS and Mobility Radeon HD 2400 XT Mac Edition - video card comparison
GeForce 8400 GS
Mobility Radeon HD 2400 XT Mac Edition
Architecture
Tesla (2006−2010)
TeraScale (2005−2013)
GPU code name
G86
M74
Market segment
Desktop
Desktop
Release date
April 2007
June 2007
Interface
PCIe 1.0 x16
PCIe 1.0 x16
Supplementary power connectors
None
-
SLI options
+
-
Core clock speed
459 MHz
650 MHz
Floating-point performance
29.376 gflops
52 gflops
Manufacturing process technology
80 nm
65 nm
Number of transistors
210 million
180 million
Pipelines / CUDA cores
16
40
Power consumption (TDP)
40 Watt
-
Texture fill rate
3.6 billion/sec
2.600
Memory type
DDR2
GDDR3
Maximum RAM amount
256 MB
128 MB
Memory bus width
64 Bit
64 Bit
Memory clock speed
800 MHz
1600 MHz
Memory bandwidth
6.4 GB/s
12.8 GB/s
Standard memory config per GPU
256 MB
-
Display Connectors
1x DVI, 1x VGA, 1x S-Video
No outputs
DirectX
11.1 (10_0)
10.0 (10_0)
CUDA
1.1
-
OpenCL
1.1
N/A
OpenGL
2.1
3.3
Shader Model
4.0
4.0
Vulkan
N/A
N/A