GeForce GTX 1080 Mobile and Radeon R9 M390X - video card comparison
GeForce GTX 1080 Mobile
Radeon R9 M390X
Architecture
Pascal (2016−2021)
GCN 3 (2014−2016)
GPU code name
N17E-G3
Amethyst (XT) / Tonga
Market segment
Laptop
Laptop
Release date
August 2016
June 2015
Bus support
PCIe 3.0
PCIe 3.0
Interface
PCIe 3.0 x16
PCIe 3.0 x16
Supplementary power connectors
-
None
SLI options
+
-
Boost clock speed
1733 MHz
-
Core clock speed
1607 MHz
723 MHz
CUDA cores
2560
-
Floating-point performance
9,068 gflops
2,961 gflops
Manufacturing process technology
16 nm
28 nm
Number of transistors
7,200 million
5,000 million
Pipelines / CUDA cores
2560
2048
Power consumption (TDP)
150 Watt
100 Watt
Maximum GPU temperature
94 °C
-
Texture fill rate
283.4
92.54
Memory type
GDDR5
GDDR5
Maximum RAM amount
8 GB
4 GB
Memory bus width
256 Bit
256 Bit
Memory clock speed
10 GB/s
-
Memory bandwidth
320 GB/s
160.0 GB/s
Shared memory
-
-
Display Connectors
DP 1.42, HDMI 2.0b, DL-DVI
No outputs
Multi monitor support
+
-
Eyefinity
-
1
G-SYNC support
+
-
DirectX
12 (12_1)
DirectX® 12
CUDA
+
-
Mantle
-
+
OpenCL
1.2
Not Listed
OpenGL
4.5
4.4
Shader Model
6.4
6.3
Vulkan
1.2.131
+
Ansel
+
-
AppAcceleration
-
-
DualGraphics
-
1
Enduro
-
-
FreeSync
-
1
GPU Boost
3.0
-
HD3D
-
+
PowerTune
-
+
Switchable graphics
-
1
TrueAudio
-
-
VR Ready
+
-
ZeroCore
-
+