Radeon R9 M395 and Radeon R9 M390 - video card comparison
Radeon R9 M395
Radeon R9 M390
Architecture
GCN (2011−2017)
GCN (2011−2017)
GPU code name
-
Pitcairn
Market segment
Laptop
Laptop
Release date
June 2015
June 2015
Bus support
PCIe 3.0
PCIe 3.0
Core clock speed
834 MHz
-
Manufacturing process technology
28 nm
28 nm
Number of transistors
5000 Million
5000 Million
Pipelines / CUDA cores
1792
1024
Memory type
GDDR5
GDDR5
Maximum RAM amount
4 GB
2 GB
Memory bus width
256 Bit
256 Bit
Memory clock speed
1250 MHz
-
Shared memory
-
-
Eyefinity
1
1
DirectX
DirectX® 12
DirectX® 12
Mantle
+
+
OpenCL
Not Listed
Not Listed
OpenGL
4.4
4.4
Vulkan
+
-
AppAcceleration
-
-
DualGraphics
1
1
Enduro
-
-
FreeSync
1
1
HD3D
+
+
PowerTune
+
+
Switchable graphics
1
1
TrueAudio
+
-
ZeroCore
+
+