GeForce GTX 980M SLI and Radeon RX 550 - video card comparison
GeForce GTX 980M SLI
Radeon RX 550
Architecture
Maxwell (2014−2018)
GCN 4.0 (2016−2020)
GPU code name
-
Lexa
Market segment
Laptop
Desktop
Release date
October 2014
April 2017
Interface
-
PCIe 3.0 x8
Supplementary power connectors
-
None
SLI options
+
-
Boost clock speed
1127 MHz
1183 MHz
Core clock speed
1038 MHz
1100 MHz
Floating-point performance
-
1,211 gflops
Manufacturing process technology
28 nm
14 nm
Number of transistors
2x 5200 Million
2,200 million
Pipelines / CUDA cores
3072
512
Power consumption (TDP)
200 Watt
50 Watt
Texture fill rate
-
37.86
Memory type
GDDR5
GDDR5
Maximum RAM amount
2x 8 GB
4 GB
Memory bus width
2x 256 Bit
128 Bit
Memory clock speed
5000 MHz
7000 MHz
Memory bandwidth
-
112.0 GB/s
Shared memory
-
-
Display Connectors
-
1x DVI, 1x HDMI, 1x DisplayPort
HDMI
-
+
DirectX
12_1
12 (12_0)
CUDA
+
-
OpenCL
-
2.0
OpenGL
-
4.6
Shader Model
-
6.4
Vulkan
+
1.2.131
Optimus
+
-