Radeon Pro 455
General
ManufacturerAMD
SeriesRadeon Pro Mac(400 Series)
GPU NameBaffin
ArchitectureGCN 4.0
GenerationRadeon Pro Mac(400 Series)
Release DateOct 2016
Bus InterfacePCIe 3.0 x8
Process & Die
FoundryGlobalFoundries
Process Size14 nm
Transistors3,000 M
Transistor Density24,400 K/mm²
Die Size123 mm²
Chip PackageBGA-769
Clock Speeds
Base Clock855 MHz
Boost Clock855 MHz
Memory
VRAM2 GB
Memory TypeGDDR5
Memory Clock1,270 MHz
Memory Bus128-bit
Bandwidth81.28 GB/s
Processing Units
Shading Units768
TMUs48
ROPs16
SMs0
Tensor Cores0
RT Cores0
Cache
L1 Cache16 KB
L2 Cache1 MB
Power & Thermals
TDP35 W
Power ConnectorsNone
Dimensions
Outputs
API Support
DirectX12.0
OpenGL4.6
Vulkan1.3
OpenCL2.1
Shader Model6.7
Theoretical Performance
Pixel Rate13.68 GP/s
Texture Rate41.04 GT/s
FP16 (Half)1,313.3 GFLOPS
FP32 (Single)1,313.3 GFLOPS
FP64 (Double)82.08 GFLOPS
External
TechPowerUpView →
Other Radeon Pro Mac(400 Series) Models