Radeon HD 7670A and GeForce 840A - video card comparison
Passmark - benchmark score Radeon HD 7670A vs GeForce 840A
Radeon HD 7670A
1082
GeForce 840A
1214
Radeon HD 7670A
GeForce 840A
Architecture
TeraScale 2 (2009−2015)
Maxwell (2014−2018)
GPU code name
Turks
GM108
Market segment
Desktop
Desktop
Release date
January 2012
March 2014
Interface
MXM-A (3.0)
PCIe 3.0 x8
Boost clock speed
-
1124 MHz
Core clock speed
600 MHz
1029 MHz
Floating-point performance
576.0 gflops
863.2 gflops
Manufacturing process technology
40 nm
28 nm
Number of transistors
716 million
-
Pipelines / CUDA cores
480
384
Power consumption (TDP)
45 Watt
33 Watt
Texture fill rate
14.40
17.98
Memory type
GDDR5
DDR3
Maximum RAM amount
1 GB
2 GB
Memory bus width
128 Bit
64 Bit
Memory clock speed
4000 MHz
2002 MHz
Memory bandwidth
64 GB/s
16.02 GB/s
Display Connectors
No outputs
No outputs
DirectX
11.2 (11_0)
12 (11_0)
CUDA
-
5.0
OpenCL
1.2
1.2
OpenGL
4.4
4.6
Shader Model
5.0
5.1
Vulkan
N/A
1.1.126