Product Compare

AMD Radeon Sky 900 vs AMD Radeon RX Vega 56 Mobile

GPU GPU
Graphics Card
Release Date Mar 2013 Jun 2018
Generation Radeon Sky Mobility Radeon
Type Desktop Mobile
Bus Interface PCIe 3.0 x16 PCIe 3.0 x16
Clock Speeds
Base Clock 825 MHz 1138 MHz
Boost Clock 950 MHz 1301 MHz
Memory Clock 1250 MHz 800 MHz
Memory
Memory Size 3GB 8GB
Memory Type GDDR5 HBM2
Memory Bus 384bit 2048bit
Bandwidth 240.0GB/s 409.6GB/s
Render Config
Compute Units 28 56
Shading Units 1792 3584
TMUs 112 224
ROPs 32 64
L1 Cache 16 KB (per CU) 16 KB (per CU)
L2 Cache 768 KB 4 MB
Theoretical Performance
Pixel Rate 30.40 GPixel/s 83.26 GPixel/s
Texture Rate 106.4 GTexel/s 291.4 GTexel/s
FP32 (float) 3.405 TFLOPS 9.326 TFLOPS
FP64 (double) 851.2 GFLOPS 582.8 GFLOPS
FP16 (half) 18.65 TFLOPS
Graphics Processor
GPU Name Tahiti Vega 10
GPU Variant Orthrus Vega 10 XL(215-0894216)
Architecture GCN 1.0 GCN 5.0
Foundry TSMC GlobalFoundries
Process Size 28 nm 14 nm
Transistors 4.313 billion 12.5 billion
Die Size 352 mm² 495 mm²
Board Design
TDP 300W 120W
Suggested PSU 700 W
Outputs 1x DVI1x mini-DisplayPort 1.2 1x HDMI 2.0b3x DisplayPort 1.4a
Power Connectors 2x 8-pin None
Graphics Features
DirectX 12 (11_1) 12 (12_1)
OpenGL 4.6 4.6
OpenCL 1.2 2.1
Vulkan 1.2 1.2
Shader Model 5.1 6.4