Product Compare

AMD Radeon Instinct MI50 vs AMD Radeon R9 280X

GPU GPU
Graphics Card
Release Date Nov 2018 Oct 2013
Generation Radeon Instinct Volcanic Islands
Type Professional Desktop
Bus Interface PCIe 4.0 x16 PCIe 3.0 x16
Clock Speeds
Base Clock 1200 MHz 850 MHz
Boost Clock 1746 MHz 1000 MHz
Memory Clock 1000 MHz 1500 MHz
Memory
Memory Size 16GB 3GB
Memory Type HBM2 GDDR5
Memory Bus 4096bit 384bit
Bandwidth 1.02TB/s 288.0GB/s
Render Config
Compute Units 60 32
Shading Units 3840 2048
TMUs 240 128
ROPs 64 32
RT Cores 32
L1 Cache 16 KB (per CU) 16 KB (per CU)
L2 Cache 4 MB 768 KB
L3 Cache 32 MB
Theoretical Performance
Pixel Rate 111.7 GPixel/s 32.00 GPixel/s
Texture Rate 419.0 GTexel/s 128.0 GTexel/s
FP16 (half) 26.82 TFLOPS
FP32 (float) 13.41 TFLOPS 4.096 TFLOPS
FP64 (double) 6.705 TFLOPS 1024 GFLOPS
Graphics Processor
GPU Name Vega 20 Tahiti
GPU Variant Vega 20 GLXT Tahiti XTL(215-0821065)
Architecture GCN 5.1 GCN 1.0
Foundry TSMC TSMC
Process Size 7 nm 28 nm
Transistors 13.23 billion 4.313 billion
Die Size 331 mm² 352 mm²
Board Design
TDP 300W 250W
Suggested PSU 700 W 600 W
Outputs 1x mini-DisplayPort 1.4a 2x DVI1x HDMI 1.4a1x DisplayPort 1.2
Power Connectors 2x 8-pin 1x 6-pin + 1x 8-pin
Graphics Features
DirectX 12 (12_1) 12 (11_1)
OpenGL 4.6 4.6
OpenCL 2.1 1.2
Vulkan 1.3 1.2
Shader Model 6.7 5.1