Radeon R6 M255DX and Mobility Radeon HD 4570 - video card comparison
Radeon R6 M255DX
Mobility Radeon HD 4570
Architecture
GCN (2011−2017)
Terascale 1 (2008−2010)
GPU code name
Jet UL(T) DDR3
M92-XT
Market segment
Laptop
Laptop
Release date
June 2014
January 2009
Interface
IGP
MXM-II
Boost clock speed
940 MHz
-
Core clock speed
855 / 514 MHz
680 MHz
Floating-point performance
-
108.8 gflops
Manufacturing process technology
28 nm
55 nm
Number of transistors
690 million
242 million
Pipelines / CUDA cores
576
80
Texture fill rate
17.10
5.440
Memory type
DDR3
GDDR3, DDR2, DDR3
Maximum RAM amount
System Shared
512 MB
Memory bus width
System Shared
64 Bit
Memory clock speed
System Shared
800 MHz
Memory bandwidth
-
12.8 GB/s
Shared memory
+
-
Display Connectors
No outputs
No outputs
Eyefinity
+
-
DirectX
12 (11_1)
10.1 (10_1)
OpenCL
1.2
1.1
OpenGL
4.6
3.3
Shader Model
5.1
4.1
Vulkan
1.2.131
N/A
AppAcceleration
+
-