Intel Iris Graphics 550 vs Intel Iris Pro Graphics 580

Table of Contents

Graphics Processor

GPU model Skylake GT3e Skylake GT4e
Architecture Generation 9.0 Generation 9.0
Foundry Intel Intel
Manufacturing process 14 nm+ 14 nm+
Number of transistors unknown unknown
Die size unknown unknown

Integrated Graphics

Release date Sep 1st, 2015 Sep 1st, 2015
Generation HD Graphics-M (Skylake) HD Graphics-M (Skylake)
Production Active Active
Interface Ring Bus Ring Bus
Reviews 1 in our database 1 in our database

Clocks

Base clock 300 MHz 350 MHz
Boost clock 1000 MHz 950 MHz
Memory clock System Shared System Shared

Memory Configuration

Memory size System Shared System Shared
Memory type System Shared System Shared
Memory bus width System Shared System Shared
Bandwidth System Dependent System Dependent

Render Configuration

Shading units 384 576
TMUs 48 72
ROPs 6 9
Execution units 48 72

Performance

Pixel rate 6.000 GPixel/s 8.550 GPixel/s
Texture rate 48.00 GTexel/s 68.40 GTexel/s
FP16 (half) performance 1.536 TFLOPS (2:1) 2.189 TFLOPS (2:1)
FP32 (float) performance 768.0 GFLOPS 1,094 GFLOPS
FP64 (double) performance 192.0 GFLOPS (1:4) 273.6 GFLOPS (1:4)

Dimensions & Outputs

Slot width IGP IGP
TDP 15 W 15 W
Outputs No outputs No outputs

API Support & Features

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

Other Features

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