GeForce 8400 GS and Radeon R7 M520 - video card comparison
GeForce 8400 GS
Radeon R7 M520
Architecture
Tesla (2006−2010)
GCN 1.0 (2012−2020)
GPU code name
G86
Oland
Market segment
Desktop
Desktop
Release date
April 2007
April 2017
Interface
PCIe 1.0 x16
PCIe 3.0 x8
Supplementary power connectors
None
None
SLI options
+
-
Core clock speed
459 MHz
1030 MHz
Floating-point performance
29.376 gflops
659.2 gflops
Manufacturing process technology
80 nm
28 nm
Number of transistors
210 million
1,040 million
Pipelines / CUDA cores
16
320
Power consumption (TDP)
40 Watt
50 Watt
Texture fill rate
3.6 billion/sec
20.60
Memory type
DDR2
DDR3
Maximum RAM amount
256 MB
2 GB
Memory bus width
64 Bit
64 Bit
Memory clock speed
800 MHz
2000 MHz
Memory bandwidth
6.4 GB/s
16 GB/s
Standard memory config per GPU
256 MB
-
Display Connectors
1x DVI, 1x VGA, 1x S-Video
1x DVI, 1x HDMI, 1x VGA
HDMI
-
+
DirectX
11.1 (10_0)
12.0
CUDA
1.1
-
OpenCL
1.1
1.2
OpenGL
2.1
4.6
Shader Model
4.0
5.0
Vulkan
N/A
-