Radeon HD 7670 OEM and GeForce 8400 GS Rev. 2 - video card comparison
Radeon HD 7670 OEM
GeForce 8400 GS Rev. 2
Architecture
TeraScale 2 (2009−2015)
Tesla (2006−2010)
GPU code name
Turks
G98
Market segment
Desktop
Desktop
Release date
January 2012
December 2007
Interface
PCIe 2.0 x16
PCIe 2.0 x16
Supplementary power connectors
None
None
Core clock speed
800 MHz
567 MHz
Floating-point performance
768.0 gflops
22.4 gflops
Manufacturing process technology
40 nm
65 nm
Number of transistors
716 million
210 million
Pipelines / CUDA cores
480
8
Power consumption (TDP)
66 Watt
25 Watt
Texture fill rate
19.20
4.536
Memory type
GDDR5
DDR2
Maximum RAM amount
512 MB
512 MB
Memory bus width
128 Bit
64 Bit
Memory clock speed
4000 MHz
800 MHz
Memory bandwidth
64 GB/s
6.4 GB/s
Display Connectors
1x DVI, 1x DisplayPort, 1x VGA
1x DVI, 1x VGA, 1x S-Video
DirectX
11.2 (11_0)
11.1 (10_0)
CUDA
-
1.1
OpenCL
1.2
1.1
OpenGL
4.4
3.3
Shader Model
5.0
4.0
Vulkan
N/A
N/A