Intel Iris Plus Graphics 645 vs NVIDIA GeForce GT 740 OEM

Table of Contents

Graphics Processor

GPU model Coffee Lake GT3e GK106
Architecture Generation 9.5 Kepler
Foundry Intel TSMC
Manufacturing process 14 nm+++ 28 nm
Number of transistors unknown 2,540 million
Die size unknown 221 mm²

Integrated Graphics

Release date Oct 7th, 2019
Generation HD Graphics-M (Coffee Lake)
Production Active
Interface Ring Bus
Reviews 1 in our database

Clocks

Base clock 300 MHz
Boost clock 1050 MHz
Memory clock System Shared 1253 MHz 5 Gbps effective
GPU clock 1050 MHz

Memory Configuration

Memory size System Shared 1024 MB
Memory type System Shared GDDR5
Memory bus width System Shared 128 bit
Bandwidth System Dependent 80.19 GB/s

Render Configuration

Shading units 384 384
TMUs 48 32
ROPs 6 16
Execution units 48
SMX count 2
Cache L1 16 KB (per SMX)
Cache L2 256 KB

Performance

Pixel rate 6.300 GPixel/s 8.400 GPixel/s
Texture rate 50.40 GTexel/s 33.60 GTexel/s
FP16 (half) performance 1.613 TFLOPS (2:1)
FP32 (float) performance 806.4 GFLOPS 806.4 GFLOPS
FP64 (double) performance 201.6 GFLOPS (1:4) 33.60 GFLOPS (1:24)

Dimensions & Outputs

Slot width IGP Single-slot
TDP 15 W 65 W
Outputs No outputs No outputs
Suggested PSU 250 W
Power connectors None

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 Apr 14th, 2015
Generation GeForce 700
Production Active
Interface PCIe 3.0 x16
Predecessor GeForce 600
Successor GeForce 900

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