GeForce 8400 GS and Radeon RX 550 640SP - video card comparison
GeForce 8400 GS
Radeon RX 550 640SP
Architecture
Tesla (2006−2010)
GCN 4.0 (2016−2020)
GPU code name
G86
Baffin
Market segment
Desktop
Desktop
Release date
April 2007
October 2017
Interface
PCIe 1.0 x16
PCIe 3.0 x8
Supplementary power connectors
None
None
SLI options
+
-
Boost clock speed
-
1071 MHz
Core clock speed
459 MHz
1019 MHz
Floating-point performance
29.376 gflops
1,371 gflops
Manufacturing process technology
80 nm
14 nm
Number of transistors
210 million
3,000 million
Pipelines / CUDA cores
16
640
Power consumption (TDP)
40 Watt
60 Watt
Texture fill rate
3.6 billion/sec
42.84
Memory type
DDR2
GDDR5
Maximum RAM amount
256 MB
2 GB
Memory bus width
64 Bit
128 Bit
Memory clock speed
800 MHz
6000 MHz
Memory bandwidth
6.4 GB/s
96 GB/s
Standard memory config per GPU
256 MB
-
Display Connectors
1x DVI, 1x VGA, 1x S-Video
1x DVI, 1x HDMI, 1x DisplayPort
HDMI
-
+
DirectX
11.1 (10_0)
12 (12_0)
CUDA
1.1
-
OpenCL
1.1
2.0
OpenGL
2.1
4.6
Shader Model
4.0
6.4
Vulkan
N/A
1.2.131