Radeon RX 550 640SP and Radeon 780M - video card comparison
Radeon RX 550 640SP
Radeon 780M
Architecture
GCN 4.0 (2016−2020)
RDNA 3
GPU code name
Baffin
Phoenix
Market segment
Desktop
Laptop
Release date
October 2017
January 2023
Interface
PCIe 3.0 x8
PCIe 4.0 x8
Supplementary power connectors
None
None
Boost clock speed
1071 MHz
3000 MHz
Core clock speed
1019 MHz
1500 MHz
Floating-point performance
1,371 gflops
-
Manufacturing process technology
14 nm
4 nm
Number of transistors
3,000 million
25,390 million
Pipelines / CUDA cores
640
768
Power consumption (TDP)
60 Watt
54 Watt (35 - 54 Watt TGP)
Texture fill rate
42.84
139.2
Memory type
GDDR5
System Shared
Maximum RAM amount
2 GB
System Shared
Memory bus width
128 Bit
System Shared
Memory clock speed
6000 MHz
System Shared
Memory bandwidth
96 GB/s
-
Shared memory
-
+
Display Connectors
1x DVI, 1x HDMI, 1x DisplayPort
Portable Device Dependent
HDMI
+
-
DirectX
12 (12_0)
12 Ultimate (12_2)
OpenCL
2.0
2.1
OpenGL
4.6
4.6
Shader Model
6.4
6.7
Vulkan
1.2.131
1.3