Radeon HD 7670M and Radeon HD 7450M - video card comparison
Passmark - benchmark score Radeon HD 7670M vs Radeon HD 7450M
Radeon HD 7670M
489
Radeon HD 7450M
339
Radeon HD 7670M
Radeon HD 7450M
Architecture
Terascale 2 (2009−2015)
Terascale 2 (2009−2015)
GPU code name
Thames XT
Seymour-PRO
Market segment
Laptop
Laptop
Release date
June 2011
February 2012
Interface
PCIe 2.0 x16
PCIe 2.0 x16
Core clock speed
600 MHz
700 MHz
Floating-point performance
576.0 gflops
224.0 gflops
Manufacturing process technology
40 nm
40 nm
Number of transistors
716 million
370 million
Pipelines / CUDA cores
480
160
Power consumption (TDP)
20 Watt
7 Watt
Texture fill rate
14.40
5.600
Memory type
DDR3, (GDDR5)
DDR3, GDDR5
Maximum RAM amount
2 GB
1 GB
Memory bus width
128 Bit
64 Bit
Memory clock speed
1800 MHz
1800 MHz
Memory bandwidth
28.8 GB/s
14.4 GB/s
Shared memory
-
-
Display Connectors
No outputs
No outputs
DirectX
11.2 (11_0)
11.2 (11_0)
OpenCL
1.2
1.2
OpenGL
4.4
4.4
Shader Model
5.0
5.0
Vulkan
N/A
N/A