Intel Iris Pro Graphics P6300 vs NVIDIA GeForce GT 640M LE

Table of Contents

Graphics Processor

GPU model Broadwell GT3e GF108
Architecture Generation 8.0 Fermi
Foundry Intel TSMC
Manufacturing process 14 nm 40 nm
Number of transistors unknown 585 million
Die size unknown 116 mm²

Integrated Graphics

Release date Sep 5th, 2014
Generation HD Graphics-W (Broadwell)
Production End-of-life
Interface Ring Bus
Reviews 1 in our database

Clocks

Base clock 300 MHz
Boost clock 800 MHz
Memory clock System Shared 785 MHz 3.1 Gbps effective
GPU clock 753 MHz
Shader clock 1505 MHz

Memory Configuration

Memory size System Shared 2 GB
Memory type System Shared GDDR5
Memory bus width System Shared 128 bit
Bandwidth System Dependent 50.24 GB/s

Render Configuration

Shading units 384 96
TMUs 48 16
ROPs 6 4
Execution units 48
SM count 2
Cache L1 64 KB (per SM)
Cache L2 256 KB

Performance

Pixel rate 4.800 GPixel/s 3.012 GPixel/s
Texture rate 38.40 GTexel/s 12.05 GTexel/s
FP32 (float) performance 614.4 GFLOPS 289.0 GFLOPS
FP64 (double) performance 153.6 GFLOPS (1:4) 24.08 GFLOPS (1:12)

Dimensions & Outputs

Slot width IGP
TDP 15 W 32 W
Outputs No outputs No outputs

API Support & Features

DirectX 12 (11_1) 12 (11_0)
OpenGL 4.4 4.6
OpenCL 3.0 1.1
Vulkan 1.0
Shader model 5.1 5.1
CUDA 2.1

Other Features

Mobile graphics

Release date May 4th, 2012
Generation GeForce 600M
Production End-of-life
Interface PCIe 2.0 x16
Reviews 2 in our database
Predecessor GeForce 500M
Successor GeForce 700M

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