Mobility Radeon HD 4570 and Mobility Radeon HD 3450 - video card comparison
Mobility Radeon HD 4570
Mobility Radeon HD 3450
Architecture
Terascale 1 (2008−2010)
RV6xx (2007−2010)
GPU code name
M92-XT
M82
Market segment
Laptop
Laptop
Release date
January 2009
January 2007
Interface
MXM-II
MXM-II
Core clock speed
680 MHz
500 MHz
Floating-point performance
108.8 gflops
40 gflops
Manufacturing process technology
55 nm
55 nm
Number of transistors
242 million
181 million
Pipelines / CUDA cores
80
40
Power consumption (TDP)
-
12 Watt
Texture fill rate
5.440
2.000
Memory type
GDDR3, DDR2, DDR3
DDR2/GDDR3
Maximum RAM amount
512 MB
256 MB
Memory bus width
64 Bit
64 Bit
Memory clock speed
800 MHz
700 MHz
Memory bandwidth
12.8 GB/s
6.4 GB/s
Shared memory
-
-
Display Connectors
No outputs
No outputs
DirectX
10.1 (10_1)
10.1
OpenCL
1.1
N/A
OpenGL
3.3
3.3
Shader Model
4.1
4.1
Vulkan
N/A
N/A