GeForce 8400 GS PCI and Radeon R7 M520 - video card comparison
GeForce 8400 GS PCI
Radeon R7 M520
Architecture
Tesla 2.0 (2007−2013)
GCN 1.0 (2012−2020)
GPU code name
GT218
Oland
Market segment
Desktop
Desktop
Release date
April 2007
April 2017
Interface
PCI
PCIe 3.0 x8
Supplementary power connectors
None
None
Core clock speed
520 MHz
1030 MHz
Floating-point performance
39.36 gflops
659.2 gflops
Manufacturing process technology
40 nm
28 nm
Number of transistors
260 million
1,040 million
Pipelines / CUDA cores
16
320
Power consumption (TDP)
40 Watt
50 Watt
Texture fill rate
4.160
20.60
Memory type
DDR3
DDR3
Maximum RAM amount
512 MB
2 GB
Memory bus width
64 Bit
64 Bit
Memory clock speed
1000 MHz
2000 MHz
Memory bandwidth
8 GB/s
16 GB/s
Display Connectors
1x DVI, 1x HDMI, 1x VGA
1x DVI, 1x HDMI, 1x VGA
HDMI
+
+
DirectX
11.1 (10_1)
12.0
CUDA
1.2
-
OpenCL
1.1
1.2
OpenGL
3.3
4.6
Shader Model
4.1
5.0
Vulkan
N/A
-