Mobility Radeon HD 4570 and Radeon HD 4650 - video card comparison
Mobility Radeon HD 4570
Radeon HD 4650
Architecture
Terascale 1 (2008−2010)
TeraScale (2005−2013)
GPU code name
M92-XT
RV730
Market segment
Laptop
Desktop
Release date
January 2009
September 2008
Interface
MXM-II
PCIe 2.0 x16
Core clock speed
680 MHz
600 MHz
Floating-point performance
108.8 gflops
384.0 gflops
Manufacturing process technology
55 nm
55 nm
Number of transistors
242 million
514 million
Pipelines / CUDA cores
80
320
Power consumption (TDP)
-
48 Watt
Texture fill rate
5.440
19.20
Memory type
GDDR3, DDR2, DDR3
GDDR3
Maximum RAM amount
512 MB
256 MB
Memory bus width
64 Bit
128 Bit
Memory clock speed
800 MHz
1400 MHz
Memory bandwidth
12.8 GB/s
22.4 GB/s
Shared memory
-
-
Display Connectors
No outputs
2x DVI, 1x S-Video
DirectX
10.1 (10_1)
10.1 (10_1)
OpenCL
1.1
1.1
OpenGL
3.3
3.3
Shader Model
4.1
4.1
Vulkan
N/A
N/A