AMD Radeon Instinct MI60 vs AMD Radeon Sky 900

Table of Contents

Graphics Processor

GPU model Vega 20 Tahiti
GPU variant Vega 20 GL Orthrus
Architecture GCN 5.1 GCN 1.0
Foundry TSMC TSMC
Manufacturing process 7 nm 28 nm
Number of transistors 13,230 million 4,313 million
Die size 331 mm² 352 mm²

Graphics Card

Release date Nov 18th, 2018 Mar 27th, 2013
Generation Radeon Instinct Radeon Sky
Production Active End-of-life
Interface PCIe 4.0 x16 PCIe 3.0 x16

Clocks

Base clock 1200 MHz 825 MHz
Boost clock 1800 MHz 950 MHz
Memory clock 1000 MHz 2 Gbps effective 1250 MHz 5 Gbps effective

Memory Configuration

Memory size 32 GB 3 GB
Memory type HBM2 GDDR5
Memory bus width 4096 bit 384 bit
Bandwidth 1,024 GB/s 240.0 GB/s

Render Configuration

Shading units 4096 1792
TMUs 256 112
ROPs 64 32
Compute units 64 28
Cache L1 16 KB (per CU) 16 KB (per CU)
Cache L2 4 MB 768 KB

Performance

Pixel rate 115.2 GPixel/s 30.40 GPixel/s
Texture rate 460.8 GTexel/s 106.4 GTexel/s
FP16 (half) performance 29.49 TFLOPS (2:1)
FP32 (float) performance 14.75 TFLOPS 3.405 TFLOPS
FP64 (double) performance 7.373 TFLOPS (1:2) 851.2 GFLOPS (1:4)

Dimensions & Outputs

Slot width Dual-slot Dual-slot
Length 267 mm 10.5 inches 305 mm 12 inches
Width 111 mm 4.4 inches 111 mm 4.4 inches
TDP 300 W 300 W
Suggested PSU 700 W 700 W
Outputs 1x mini-DisplayPort 1x DVI1x mini-DisplayPort
Power connectors 1x 6-pin + 1x 8-pin 2x 8-pin
Board number C476

API Support & Features

DirectX 12 (12_1) 12 (11_1)
OpenGL 4.6 4.6
OpenCL 2.1 1.2
Vulkan 1.2 1.2
Shader model 6.4 5.1

Other Features

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