AMD Radeon RX 550 vs NVIDIA GRID K2

Table of Contents

Graphics Processor

GPU model Lexa GK104
GPU variant Lexa PRO (215-0904018) GK104-895-A2
Architecture GCN 4.0 Kepler
Foundry GlobalFoundries TSMC
Manufacturing process 14 nm 28 nm
Number of transistors 2,200 million 3,540 million
Die size 103 mm² 294 mm²

Graphics Card

Release date Apr 20th, 2017 May 11th, 2013
Generation Polaris GRID
Production End-of-life End-of-life
Launch price 79 USD 5,199 USD
Interface PCIe 3.0 x8 PCIe 3.0 x16
Predecessor Arctic Islands
Successor Vega

Clocks

Base clock 1100 MHz
Boost clock 1183 MHz
Memory clock 1750 MHz 7 Gbps effective 1250 MHz 5 Gbps effective
GPU clock 745 MHz

Memory Configuration

Memory size 2 GB 4 GB
Memory type GDDR5 GDDR5
Memory bus width 128 bit 256 bit
Bandwidth 112.0 GB/s 160.0 GB/s

Render Configuration

Shading units 512 1536
TMUs 32 128
ROPs 16 32
Compute units 8
Cache L1 16 KB (per CU) 16 KB (per SMX)
Cache L2 512 KB 512 KB
SMX count 8

Performance

Pixel rate 18.93 GPixel/s 23.84 GPixel/s
Texture rate 37.86 GTexel/s 95.36 GTexel/s
FP16 (half) performance 1,211 GFLOPS (1:1)
FP32 (float) performance 1,211 GFLOPS 2.289 TFLOPS
FP64 (double) performance 75.71 GFLOPS (1:16) 95.36 GFLOPS (1:24)

Dimensions & Outputs

Slot width Dual-slot Dual-slot
Length 145 mm 5.7 inches 267 mm 10.5 inches
TDP 50 W 225 W
Suggested PSU 250 W 550 W
Outputs 1x DVI1x HDMI1x DisplayPort No outputs
Power connectors None 1x 8-pin
Board number D090-01 P2055

API Support & Features

DirectX 12 (12_0) 12 (11_0)
OpenGL 4.6 4.6
OpenCL 2.1 3.0
Vulkan 1.2 1.1
Shader model 6.4 5.1
CUDA 3.0

Other Features

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