Intel Iris Pro Graphics P580 vs NVIDIA GeForce GT 640

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 GK107-300-A2

Integrated Graphics

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

Clocks

Base clock 350 MHz
Boost clock 1050 MHz
Memory clock System Shared 891 MHz 1782 Mbps effective
GPU clock 902 MHz

Memory Configuration

Memory size System Shared 2 GB
Memory type System Shared DDR3
Memory bus width System Shared 128 bit
Bandwidth System Dependent 28.51 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 9.450 GPixel/s 7.216 GPixel/s
Texture rate 75.60 GTexel/s 28.86 GTexel/s
FP16 (half) performance 2.419 TFLOPS (2:1)
FP32 (float) performance 1,210 GFLOPS 692.7 GFLOPS
FP64 (double) performance 302.4 GFLOPS (1:4) 28.86 GFLOPS (1:24)

Dimensions & Outputs

Slot width IGP Single-slot
TDP 15 W 65 W
Outputs No outputs 1x DVI1x HDMI1x DisplayPort
Length 145 mm 5.7 inches
Suggested PSU 250 W
Power connectors None
Board number P2011

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

Graphics Card

Release date Jun 5th, 2012
Generation GeForce 600
Production End-of-life
Launch price 99 USD
Interface PCIe 3.0 x16
Predecessor GeForce 500
Successor GeForce 700

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