GeForce GTX 1080 11Gbps and Radeon RX 550 640SP - video card comparison
GeForce GTX 1080 11Gbps
Radeon RX 550 640SP
Architecture
Pascal (2016−2021)
GCN 4.0 (2016−2020)
GPU code name
GP104
Baffin
Market segment
Desktop
Desktop
Release date
April 2017
October 2017
Interface
PCIe 3.0 x16
PCIe 3.0 x8
Supplementary power connectors
1x 8-pin
None
Boost clock speed
1733 MHz
1071 MHz
Core clock speed
1607 MHz
1019 MHz
Floating-point performance
8,873 gflops
1,371 gflops
Manufacturing process technology
16 nm
14 nm
Number of transistors
7,200 million
3,000 million
Pipelines / CUDA cores
2560
640
Power consumption (TDP)
180 Watt
60 Watt
Texture fill rate
277.3
42.84
Memory type
GDDR5X
GDDR5
Maximum RAM amount
8 GB
2 GB
Memory bus width
256 Bit
128 Bit
Memory clock speed
11008 MHz
6000 MHz
Memory bandwidth
352.3 GB/s
96 GB/s
Display Connectors
1x DVI, 1x HDMI, 3x DisplayPort
1x DVI, 1x HDMI, 1x DisplayPort
HDMI
+
+
DirectX
12 (12_1)
12 (12_0)
CUDA
6.1
-
OpenCL
1.2
2.0
OpenGL
4.6
4.6
Shader Model
6.4
6.4
Vulkan
1.2.131
1.2.131