Stream Processor and Radeon RX 550 640SP - video card comparison
Stream Processor
Radeon RX 550 640SP
Architecture
Ultra-Threaded SE
GCN 4.0 (2016−2020)
GPU code name
R580
Baffin
Market segment
Desktop
Desktop
Release date
2006
October 2017
Interface
PCIe 1.0 x16
PCIe 3.0 x8
Supplementary power connectors
1x 6-pin
None
Boost clock speed
-
1071 MHz
Core clock speed
594 MHz
1019 MHz
Floating-point performance
-
1,371 gflops
Manufacturing process technology
90 nm
14 nm
Number of transistors
384 million
3,000 million
Pipelines / CUDA cores
-
640
Power consumption (TDP)
165 Watt
60 Watt
Texture fill rate
9.504
42.84
Memory type
GDDR3
GDDR5
Maximum RAM amount
1 GB
2 GB
Memory bus width
256 Bit
128 Bit
Memory clock speed
1296 MBps
6000 MHz
Memory bandwidth
41.47 GB/s
96 GB/s
Display Connectors
2x DVI, 1x S-Video
1x DVI, 1x HDMI, 1x DisplayPort
HDMI
-
+
DirectX
9.0c (9_3)
12 (12_0)
OpenCL
N/A
2.0
OpenGL
2.1 (full)
Shader Model
3.06.4
Vulkan
N/A
1.2.131