Product Compare

AMD Radeon RX 580X Mobile vs AMD Radeon R9 FURY X2

GPU GPU
Graphics Card
Release Date Apr 2018 Unknown
Generation Mobility Radeon Pirate Islands
Type Mobile Desktop
Bus Interface MXM-B (3.0) PCIe 3.0 x16
Clock Speeds
Base Clock 1000 MHz
Boost Clock 1077 MHz
Memory Clock 2000 MHz 500 MHz
Memory
Memory Size 8GB 4GB
Memory Type GDDR5 HBM
Memory Bus 256bit 4096bit
Bandwidth 256.0GB/s 512.0GB/s
Render Config
Compute Units 36 64
Shading Units 2304 4096
TMUs 144 256
ROPs 32 64
L1 Cache 16 KB (per CU) 16 KB (per CU)
L2 Cache 2 MB 2 MB
Theoretical Performance
Pixel Rate 34.46 GPixel/s 67.20 GPixel/s
Texture Rate 155.1 GTexel/s 268.8 GTexel/s
FP16 (half) 4.963 TFLOPS
FP32 (float) 4.963 TFLOPS 8.602 TFLOPS
FP64 (double) 310.2 GFLOPS
Graphics Processor
GPU Name Polaris 20 Capsaicin
GPU Variant Polaris 20M XT Capsaicin XT C9
Architecture GCN 4.0 GCN 3.0
Foundry GlobalFoundries TSMC
Process Size 14 nm 28 nm
Transistors 5.7 billion 8.9 billion
Die Size 232 mm² 596 mm²
Board Design
TDP 100W Unknown
Outputs No outputs 1x HDMI 1.4a3x DisplayPort 1.2
Power Connectors None 2x 8-pin
Suggested PSU 200 W
Graphics Features
DirectX 12 (12_0) 12 (12_0)
OpenGL 4.6 4.6
OpenCL 2.1 2.1
Vulkan 1.2 1.2.170
Shader Model 6.4 6.5