AMD Radeon R7 M270 vs Intel Iris Pro Graphics P580

Table of Contents

Graphics Processor

GPU model Opal Skylake GT4e
GPU variant Opal XT
Architecture GCN 1.0 Generation 9.0
Foundry TSMC Intel
Manufacturing process 28 nm 14 nm+
Number of transistors 950 million unknown
Die size 77 mm² unknown

Mobile graphics

Release date Jan 9th, 2014
Generation Crystal System (R7 M200)
Production End-of-life
Interface PCIe 3.0 x8
Predecessor Solar System
Successor Mobility Radeon

Clocks

Base clock 725 MHz 350 MHz
Boost clock 825 MHz 1050 MHz
Memory clock 900 MHz 1800 Mbps effective System Shared

Memory Configuration

Memory size 2 GB System Shared
Memory type DDR3 System Shared
Memory bus width 128 bit System Shared
Bandwidth 28.80 GB/s System Dependent

Render Configuration

Shading units 384 576
TMUs 24 72
ROPs 8 9
Compute units 6
Cache L1 16 KB (per CU)
Cache L2 256 KB
Execution units 72

Performance

Pixel rate 6.600 GPixel/s 9.450 GPixel/s
Texture rate 19.80 GTexel/s 75.60 GTexel/s
FP32 (float) performance 633.6 GFLOPS 1,210 GFLOPS
FP16 (half) performance 2.419 TFLOPS (2:1)
FP64 (double) performance 302.4 GFLOPS (1:4)

Dimensions & Outputs

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

API Support & Features

DirectX 12 (11_1) 12 (12_1)
OpenGL 4.6 4.6
OpenCL 1.2 3.0
Vulkan 1.2 1.2
Shader model 5.1 6.4

Other Features

Integrated Graphics

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

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