Intel Iris Pro Graphics 580 vs NVIDIA GeForce GT 755M Mac Edition

Table of Contents

Graphics Processor

GPU model Skylake GT4e GK107
Architecture Generation 9.0 Kepler
Foundry Intel TSMC
Manufacturing process 14 nm+ 28 nm
Number of transistors unknown 1,270 million
Die size unknown 118 mm²
GPU variant GT 755M

Integrated Graphics

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

Clocks

Base clock 350 MHz
Boost clock 950 MHz
Memory clock System Shared 1250 MHz 5 Gbps effective
GPU clock 1085 MHz

Memory Configuration

Memory size System Shared 1024 MB
Memory type System Shared GDDR5
Memory bus width System Shared 128 bit
Bandwidth System Dependent 80.00 GB/s

Render Configuration

Shading units 576 384
TMUs 72 32
ROPs 9 16
Execution units 72
SMX count 2
Cache L1 16 KB (per SMX)
Cache L2 256 KB

Performance

Pixel rate 8.550 GPixel/s 8.680 GPixel/s
Texture rate 68.40 GTexel/s 34.72 GTexel/s
FP16 (half) performance 2.189 TFLOPS (2:1)
FP32 (float) performance 1,094 GFLOPS 833.3 GFLOPS
FP64 (double) performance 273.6 GFLOPS (1:4) 34.72 GFLOPS (1:24)

Dimensions & Outputs

Slot width IGP MXM Module
TDP 15 W 50 W
Outputs No outputs No outputs

API Support & Features

DirectX 12 (12_1) 12 (11_0)
OpenGL 4.6 4.6
OpenCL 3.0 3.0
Vulkan 1.2 1.1
Shader model 6.4 5.1
CUDA 3.0

Other Features

Mobile graphics

Release date Nov 8th, 2013
Generation GeForce 700M
Production End-of-life
Interface PCIe 3.0 x16
Predecessor GeForce 600M
Successor GeForce 800M

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