Mobility Radeon HD 4570 and Radeon HD 8490 OEM - video card comparison
Mobility Radeon HD 4570
Radeon HD 8490 OEM
Architecture
Terascale 1 (2008−2010)
TeraScale 2 (2009−2015)
GPU code name
M92-XT
Caicos
Market segment
Laptop
Desktop
Release date
January 2009
July 2013
Interface
MXM-II
PCIe 2.0 x16
Supplementary power connectors
-
None
Core clock speed
680 MHz
875 MHz
Floating-point performance
108.8 gflops
280.0 gflops
Manufacturing process technology
55 nm
40 nm
Number of transistors
242 million
370 million
Pipelines / CUDA cores
80
160
Power consumption (TDP)
-
35 Watt
Texture fill rate
5.440
7.000
Memory type
GDDR3, DDR2, DDR3
DDR3
Maximum RAM amount
512 MB
1 GB
Memory bus width
64 Bit
64 Bit
Memory clock speed
800 MHz
1800 MHz
Memory bandwidth
12.8 GB/s
14.4 GB/s
Shared memory
-
-
Display Connectors
No outputs
1x DVI, 1x DisplayPort
DirectX
10.1 (10_1)
11.2 (11_0)
OpenCL
1.1
1.2
OpenGL
3.3
4.4
Shader Model
4.1
5.0
Vulkan
N/A
N/A