Product Compare

AMD Radeon 550X Mobile vs AMD Radeon RX Vega 56 Mobile

GPU GPU
Graphics Card
Release Date Apr 2018 Jun 2018
Generation Mobility Radeon Mobility Radeon
Type Mobile Mobile
Bus Interface PCIe 3.0 x8 PCIe 3.0 x16
Clock Speeds
Base Clock 1100 MHz 1138 MHz
Boost Clock 1287 MHz 1301 MHz
Memory Clock 1500 MHz 800 MHz
Memory
Memory Size 4GB 8GB
Memory Type GDDR5 HBM2
Memory Bus 64bit 2048bit
Bandwidth 48.00GB/s 409.6GB/s
Render Config
Compute Units 10 56
Shading Units 640 3584
TMUs 40 224
ROPs 16 64
L1 Cache 16 KB (per CU) 16 KB (per CU)
L2 Cache 256 KB 4 MB
Theoretical Performance
Pixel Rate 20.59 GPixel/s 83.26 GPixel/s
Texture Rate 51.48 GTexel/s 291.4 GTexel/s
FP16 (half) 1.647 TFLOPS 18.65 TFLOPS
FP32 (float) 1.647 TFLOPS 9.326 TFLOPS
FP64 (double) 103.0 GFLOPS 582.8 GFLOPS
Graphics Processor
GPU Name Polaris 23 Vega 10
GPU Variant Polaris 23 MXT Vega 10 XL(215-0894216)
Architecture GCN 4.0 GCN 5.0
Foundry GlobalFoundries GlobalFoundries
Process Size 14 nm 14 nm
Transistors 2.2 billion 12.5 billion
Die Size 103 mm² 495 mm²
Board Design
TDP 50W 120W
Outputs No outputs 1x HDMI 2.0b3x DisplayPort 1.4a
Power Connectors None None
Graphics Features
DirectX 12 (12_0) 12 (12_1)
OpenGL 4.6 4.6
OpenCL 2.1 2.1
Vulkan 1.2 1.2
Shader Model 6.4 6.4