AMD Radeon RX 550 vs NVIDIA GRID A100A

Table of Contents

Graphics Processor

GPU model Lexa GA100
GPU variant Lexa PRO (215-0904018)
Architecture GCN 4.0 Ampere
Foundry GlobalFoundries TSMC
Manufacturing process 14 nm 7 nm
Number of transistors 2,200 million 54,200 million
Die size 103 mm² 826 mm²

Graphics Card

Release date Apr 20th, 2017 May 14th, 2020
Generation Polaris GRID
Production End-of-life Active
Launch price 79 USD
Interface PCIe 3.0 x8 PCIe 4.0 x16
Predecessor Arctic Islands
Successor Vega

Clocks

Base clock 1100 MHz 900 MHz
Boost clock 1183 MHz 1005 MHz
Memory clock 1750 MHz 7 Gbps effective 1215 MHz 2.4 Gbps effective

Memory Configuration

Memory size 2 GB 48 GB
Memory type GDDR5 HBM2E
Memory bus width 128 bit 6144 bit
Bandwidth 112.0 GB/s 1,866 GB/s

Render Configuration

Shading units 512 6912
TMUs 32 432
ROPs 16 192
Compute units 8
Cache L1 16 KB (per CU) 192 KB (per SM)
Cache L2 512 KB 48 MB
SM count 108
Tensor cores 432

Performance

Pixel rate 18.93 GPixel/s 193.0 GPixel/s
Texture rate 37.86 GTexel/s 434.2 GTexel/s
FP16 (half) performance 1,211 GFLOPS (1:1) 55.57 TFLOPS (4:1)
FP32 (float) performance 1,211 GFLOPS 13.89 TFLOPS
FP64 (double) performance 75.71 GFLOPS (1:16) 6.947 TFLOPS (1:2)

Dimensions & Outputs

Slot width Dual-slot IGP
Length 145 mm 5.7 inches
TDP 50 W 400 W
Suggested PSU 250 W 800 W
Outputs 1x DVI1x HDMI1x DisplayPort No outputs
Power connectors None None
Board number D090-01

API Support & Features

DirectX 12 (12_0)
OpenGL 4.6
OpenCL 2.1 3.0
Vulkan 1.2
Shader model 6.4
CUDA 8.0

Other Features

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