GeForce 8400M G and Radeon HD 4720 - video card comparison
GeForce 8400M G
Radeon HD 4720
Architecture
Tesla (2006−2010)
TeraScale (2005−2013)
GPU code name
G86M
RV730
Market segment
Laptop
Desktop
Release date
May 2007
December 2011
Interface
PCIe 1.0 x16
PCIe 2.0 x16
Supplementary power connectors
None
-
Core clock speed
400 MHz
600 MHz
Floating-point performance
12.8 gflops
384.0 gflops
Manufacturing process technology
80 nm
55 nm
Number of transistors
210 million
514 million
Pipelines / CUDA cores
8
320
Power consumption (TDP)
10 Watt
55 Watt
Texture fill rate
3.200
19.20
Memory type
GDDR3 / GDDR2
GDDR3
Maximum RAM amount
256 MB
1 GB
Memory bus width
64 Bit
128 Bit
Memory clock speed
600 MHz
1334 MHz
Memory bandwidth
6.4 GB/s
21.34 GB/s
Shared memory
-
-
Display Connectors
No outputs
2x DVI, 1x S-Video
DirectX
11.1 (10_0)
10.1 (10_1)
CUDA
1.1
-
OpenCL
1.1
1.1
OpenGL
3.3
3.3
Shader Model
4.0
4.1
Vulkan
N/A
N/A