GeForce GT 550M and Radeon RX 490M - video card comparison
GeForce GT 550M
Radeon RX 490M
Architecture
Fermi (2010−2014)
Polaris (2016−2019)
GPU code name
N12P-GT
Polaris
Market segment
Laptop
Laptop
Release date
January 2011
August 2016
Interface
PCIe 2.0 x16
-
Supplementary power connectors
None
-
Core clock speed
740 MHz
-
CUDA cores
96
-
Floating-point performance
284.16 gflops
-
Manufacturing process technology
40 nm
14 nm
Number of transistors
585 million
-
Pipelines / CUDA cores
96
-
Power consumption (TDP)
35 Watt
-
Texture fill rate
11.8 billion/sec
-
Memory type
DDR3
GDDR5
Maximum RAM amount
1536 MB
-
Memory bus width
128 Bit
-
Memory clock speed
900 MHz
-
Memory bandwidth
28.8 GB/s
-
Shared memory
-
-
Display Connectors
No outputs
-
DirectX
12 API
12
CUDA
+
-
OpenCL
1.1
-
OpenGL
4.5
-
Shader Model
5.1
-
Vulkan
N/A
-
Optimus
+
-