GeForce 8400 GS and Radeon HD 3550 - video card comparison
GeForce 8400 GS
Radeon HD 3550
Architecture
Tesla (2006−2010)
TeraScale (2005−2013)
GPU code name
G86
RV620
Market segment
Desktop
Desktop
Release date
April 2007
August 2008
Interface
PCIe 1.0 x16
PCIe 2.0 x16
Supplementary power connectors
None
None
SLI options
+
-
Core clock speed
459 MHz
594 MHz
Floating-point performance
29.376 gflops
47.52 gflops
Manufacturing process technology
80 nm
55 nm
Number of transistors
210 million
181 million
Pipelines / CUDA cores
16
40
Power consumption (TDP)
40 Watt
30 Watt
Texture fill rate
3.6 billion/sec
2.376
Memory type
DDR2
DDR2
Maximum RAM amount
256 MB
512 MB
Memory bus width
64 Bit
64 Bit
Memory clock speed
800 MHz
792 MHz
Memory bandwidth
6.4 GB/s
6.336 GB/s
Standard memory config per GPU
256 MB
-
Display Connectors
1x DVI, 1x VGA, 1x S-Video
2x DisplayPort
DirectX
11.1 (10_0)
10.1 (10_1)
CUDA
1.1
-
OpenCL
1.1
N/A
OpenGL
2.1
3.3
Shader Model
4.0
4.1
Vulkan
N/A
N/A