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Radeon 550

General
ManufacturerAMD
SeriesPolaris(RX 500)
GPU NameLexa
ArchitectureGCN 4.0
GenerationPolaris(RX 500)
Release DateApr 2017
Bus InterfacePCIe 3.0 x8
Process & Die
FoundryGlobalFoundries
Process Size14 nm
Transistors2,200 M
Transistor Density21,400 K/mm²
Die Size103 mm²
Chip PackageFCBGA-769
Clock Speeds
Base Clock1,100 MHz
Boost Clock1,183 MHz
Memory
VRAM2 GB
Memory TypeGDDR5
Memory Clock1,750 MHz
Memory Bus64-bit
Bandwidth56 GB/s
Processing Units
Shading Units512
TMUs32
ROPs16
SMs0
Tensor Cores0
RT Cores0
Cache
L1 Cache16 KB
L2 Cache0.25 MB
Power & Thermals
TDP50 W
Suggested PSU250 W
Power ConnectorsNone
Dimensions
Board Length145 mm
Outputs
Display Connectors1x DVI, 1x HDMI 2.0b, 1x DisplayPort 1.4a
API Support
DirectX12.0
OpenGL4.6
Vulkan1.3
OpenCL2.1
Shader Model6.7
Theoretical Performance
Pixel Rate18.93 GP/s
Texture Rate37.86 GT/s
FP16 (Half)1,211.4 GFLOPS
FP32 (Single)1,211.4 GFLOPS
FP64 (Double)75.71 GFLOPS
External
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