Radeon RX 550 and GeForce GT 440 Mac Edition - video card comparison
Radeon RX 550
GeForce GT 440 Mac Edition
Architecture
GCN 4.0 (2016−2020)
Fermi (2010−2014)
GPU code name
Lexa
GF108
Market segment
Desktop
Desktop
Release date
April 2017
February 2011
Interface
PCIe 3.0 x8
PCIe 1.0 x16
Supplementary power connectors
None
None
Boost clock speed
1183 MHz
-
Core clock speed
1100 MHz
810 MHz
Floating-point performance
1,211 gflops
311.04 gflops
Manufacturing process technology
14 nm
40 nm
Number of transistors
2,200 million
585 million
Pipelines / CUDA cores
512
96
Power consumption (TDP)
50 Watt
65 Watt
Texture fill rate
37.86
12.96
Memory type
GDDR5
DDR3
Maximum RAM amount
4 GB
1 GB
Memory bus width
128 Bit
128 Bit
Memory clock speed
7000 MHz
1334 MHz
Memory bandwidth
112.0 GB/s
21.34 GB/s
Display Connectors
1x DVI, 1x HDMI, 1x DisplayPort
1x DVI, 1x HDMI, 1x VGA
HDMI
+
+
DirectX
12 (12_0)
12 (11_0)
CUDA
-
2.1
OpenCL
2.0
1.1
OpenGL
4.6
4.6
Shader Model
6.4
5.1
Vulkan
1.2.131
N/A