AMD Radeon RX 540X Mobile vs Intel Iris Plus Graphics 645

Table of Contents

Graphics Processor

GPU model Polaris 23 Coffee Lake GT3e
GPU variant Polaris 23 MXL
Architecture GCN 4.0 Generation 9.5
Foundry GlobalFoundries Intel
Manufacturing process 14 nm 14 nm+++
Number of transistors 2,200 million unknown
Die size 103 mm² unknown

Mobile graphics

Release date Apr 11th, 2018
Generation Mobility Radeon (RX M500X)
Production Active
Interface PCIe 3.0 x8
Predecessor Crystal System

Clocks

Base clock 1124 MHz 300 MHz
Boost clock 1211 MHz 1050 MHz
Memory clock 1500 MHz 6 Gbps effective System Shared

Memory Configuration

Memory size 2 GB System Shared
Memory type GDDR5 System Shared
Memory bus width 128 bit System Shared
Bandwidth 96.00 GB/s System Dependent

Render Configuration

Shading units 512 384
TMUs 32 48
ROPs 16 6
Compute units 8
Cache L1 16 KB (per CU)
Cache L2 512 KB
Execution units 48

Performance

Pixel rate 19.38 GPixel/s 6.300 GPixel/s
Texture rate 38.75 GTexel/s 50.40 GTexel/s
FP16 (half) performance 1,240 GFLOPS (1:1) 1.613 TFLOPS (2:1)
FP32 (float) performance 1,240 GFLOPS 806.4 GFLOPS
FP64 (double) performance 77.50 GFLOPS (1:16) 201.6 GFLOPS (1:4)

Dimensions & Outputs

Slot width IGP IGP
TDP 50 W 15 W
Outputs No outputs No outputs
Power connectors None

API Support & Features

DirectX 12 (12_0) 12 (12_1)
OpenGL 4.6 4.6
OpenCL 2.1 3.0
Vulkan 1.2 1.2
Shader model 6.4 6.4

Other Features

Integrated Graphics

Release date Oct 7th, 2019
Generation HD Graphics-M (Coffee Lake)
Production Active
Interface Ring Bus
Reviews 1 in our database

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