Radeon HD 6450A and GeForce 320M Mac Edition - video card comparison
Radeon HD 6450A
GeForce 320M Mac Edition
Architecture
TeraScale 2 (2009−2015)
Tesla 2.0 (2007−2013)
GPU code name
Caicos
C89
Market segment
Desktop
Desktop
Release date
April 2011
April 2010
Interface
MXM-A (3.0)
PCIe 2.0 x16
Core clock speed
625 MHz
450 MHz
Floating-point performance
200 gflops
-
Manufacturing process technology
40 nm
40 nm
Number of transistors
370 million
486 million
Pipelines / CUDA cores
160
48
Power consumption (TDP)
25 Watt
23 Watt
Texture fill rate
5.000
7.200
Memory type
DDR3
System Shared
Maximum RAM amount
512 MB
System Shared
Memory bus width
64 Bit
System Shared
Memory clock speed
1066 MHz
System Shared
Memory bandwidth
8.528 GB/s
-
Display Connectors
No outputs
Portable Device Dependent
DirectX
11.2 (11_0)
11.1 (10_1)
OpenCL
1.2
N/A
OpenGL
4.4
3.3
Shader Model
5.0
4.1
Vulkan
N/A
N/A