Radeon R7 250E and GeForce 8400 - video card comparison
Radeon R7 250E
GeForce 8400
Architecture
GCN 1.0 (2012−2020)
Tesla (2006−2010)
GPU code name
Cape Verde
G98
Market segment
Desktop
Desktop
Release date
December 2013
December 2007
Interface
PCIe 3.0 x16
PCIe 2.0 x16
Supplementary power connectors
None
None
Core clock speed
800 MHz
540 MHz
Floating-point performance
819.2 gflops
20.8 gflops
Manufacturing process technology
28 nm
65 nm
Number of transistors
1,500 million
210 million
Pipelines / CUDA cores
512
8
Power consumption (TDP)
55 Watt
25 Watt
Texture fill rate
25.60
4.320
Memory type
GDDR5
DDR2
Maximum RAM amount
1 GB
256 MB
Memory bus width
128 Bit
64 Bit
Memory clock speed
4500 MHz
1000 MHz
Memory bandwidth
72 GB/s
8 GB/s
Display Connectors
1x DVI, 1x HDMI, 1x DisplayPort
1x DVI, 1x VGA, 1x S-Video
HDMI
+
-
DirectX
12 (11_1)
11.1 (10_0)
CUDA
-
1.1
OpenCL
1.2
1.1
OpenGL
4.6
3.3
Shader Model
5.1
4.0
Vulkan
1.2.131
N/A