Radeon 550X
General
ManufacturerAMD
SeriesPolaris(RX 500X)
GPU NameLexa
ArchitectureGCN 4.0
GenerationPolaris(RX 500X)
Release DateMar 2019
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 Clock1,082 MHz
Boost Clock1,218 MHz
Memory
VRAM2 GB
Memory TypeGDDR5
Memory Clock1,750 MHz
Memory Bus128-bit
Bandwidth112 GB/s
Processing Units
Shading Units512
TMUs32
ROPs16
SMs0
Tensor Cores0
RT Cores0
Cache
L1 Cache16 KB
L2 Cache0.5 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 Rate19.49 GP/s
Texture Rate38.98 GT/s
FP16 (Half)1,247.2 GFLOPS
FP32 (Single)1,247.2 GFLOPS
FP64 (Double)77.95 GFLOPS
External
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