GeForce 320M and Mobility Radeon HD 3450 - video card comparison
GeForce 320M
Mobility Radeon HD 3450
Architecture
GT2xx (2009−2012)
RV6xx (2007−2010)
GPU code name
MCP89
M82
Market segment
Laptop
Laptop
Release date
April 2010
January 2007
Interface
PCIe 2.0 x16
MXM-II
Core clock speed
450 MHz
500 MHz
Floating-point performance
-
40 gflops
Manufacturing process technology
40 nm
55 nm
Number of transistors
486 million
181 million
Pipelines / CUDA cores
32
40
Power consumption (TDP)
23 Watt
12 Watt
Texture fill rate
7.200
2.000
Memory type
System Shared
DDR2/GDDR3
Maximum RAM amount
System Shared
256 MB
Memory bus width
System Shared
64 Bit
Memory clock speed
System Shared
700 MHz
Memory bandwidth
-
6.4 GB/s
Shared memory
+
-
Display Connectors
No outputs
No outputs
DirectX
11.1 (10_1)
10.1
OpenCL
N/A
N/A
OpenGL
3.3
3.3
Shader Model
4.1
4.1
Vulkan
N/A
N/A