GeForce 8400 GS and Radeon X1550 AGP - video card comparison
GeForce 8400 GS
Radeon X1550 AGP
Architecture
Tesla (2006−2010)
Ultra-Threaded SE
GPU code name
G86
RV505
Market segment
Desktop
Desktop
Release date
April 2007
2007
Interface
PCIe 1.0 x16
AGP 8x
Supplementary power connectors
None
None
SLI options
+
-
Core clock speed
459 MHz
600 MHz
Floating-point performance
29.376 gflops
-
Manufacturing process technology
80 nm
90 nm
Number of transistors
210 million
107 million
Pipelines / CUDA cores
16
-
Power consumption (TDP)
40 Watt
27 Watt
Texture fill rate
3.6 billion/sec
2.400
Memory type
DDR2
DDR2
Maximum RAM amount
256 MB
256 MB
Memory bus width
64 Bit
64 Bit
Memory clock speed
800 MHz
660 MBps
Memory bandwidth
6.4 GB/s
5.28 GB/s
Standard memory config per GPU
256 MB
-
Display Connectors
1x DVI, 1x VGA, 1x S-Video
1x DVI, 1x VGA, 1x S-Video
DirectX
11.1 (10_0)
9.0c (9_3)
CUDA
1.1
-
OpenCL
1.1
N/A
OpenGL
2.1
2.1
Shader Model
4.0
3.0
Vulkan
N/A
N/A