Radeon R9 M390 and GeForce GTX 950M - video card comparison
Radeon R9 M390
GeForce GTX 950M
Architecture
GCN (2011−2017)
Maxwell (2014−2018)
GPU code name
Pitcairn
N16P-GT
Market segment
Laptop
Laptop
Release date
June 2015
March 2015
Bus support
PCIe 3.0
PCI Express 3.0
Interface
-
PCIe 3.0 x8
SLI options
-
+
Boost clock speed
-
1124 MHz
Core clock speed
-
914 MHz
CUDA cores
-
640
Floating-point performance
-
1,439 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
5000 Million
1,870 million
Pipelines / CUDA cores
1024
640
Power consumption (TDP)
-
75 Watt
Texture fill rate
-
44.96
Memory type
GDDR5
DDR3 or GDDR5
Maximum RAM amount
2 GB
4 GB
Memory bus width
256 Bit
128 Bit
Memory clock speed
-
1000 or 2500 MHz
Memory bandwidth
-
32 or 80 GB/s
Shared memory
-
-
Display Connectors
-
No outputs
Eyefinity
1
-
VGA аnalog display support
-
+
DisplayPort Multimode (DP++) support
-
+
HDMI
-
+
DirectX
DirectX® 12
12 (11_0)
CUDA
-
+
Mantle
+
-
OpenCL
Not Listed
1.2
OpenGL
4.4
4.5
Shader Model
-
5.1
Vulkan
-
1.1.126
Ansel
-
+
AppAcceleration
-
-
BatteryBoost
-
+
DualGraphics
1
-
Enduro
-
-
FreeSync
1
-
GameStream
-
+
GameWorks
-
+
GeForce ShadowPlay
-
+
GPU Boost
-
2.0
H.264, VC1, MPEG2 1080p video decoder
-
+
HD3D
+
-
Optimus
-
+
PowerTune
+
-
Switchable graphics
1
-
TrueAudio
-
-
ZeroCore
+
-