Radeon HD 7450M and Radeon HD 6490M - video card comparison
Passmark - benchmark score Radeon HD 7450M vs Radeon HD 6490M
Radeon HD 7450M
339
Radeon HD 6490M
388
Radeon HD 7450M
Radeon HD 6490M
Architecture
Terascale 2 (2009−2015)
Terascale 2 (2009−2015)
GPU code name
Seymour-PRO
Seymour XT
Market segment
Laptop
Laptop
Release date
February 2012
January 2011
Interface
PCIe 2.0 x16
PCIe 2.0 x16
Core clock speed
700 MHz
700 / 750 / 800 MHz
Floating-point performance
224.0 gflops
256 gflops
Manufacturing process technology
40 nm
40 nm
Number of transistors
370 million
370 million
Pipelines / CUDA cores
160
160
Power consumption (TDP)
7 Watt
-
Texture fill rate
5.600
6.400
Memory type
DDR3, GDDR5
DDR3/GDDR5
Maximum RAM amount
1 GB
512 MB
Memory bus width
64 Bit
64 Bit
Memory clock speed
1800 MHz
800 MHz
Memory bandwidth
14.4 GB/s
25.6 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