AMD Radeon HD 7640G IGP vs NVIDIA GeForce 720M

Table of Contents

Graphics Processor

GPU model Devastator Lite GF117
Architecture TeraScale 3 Fermi 2.0
Foundry TSMC TSMC
Manufacturing process 32 nm 28 nm
Number of transistors 1,303 million 585 million
Die size 246 mm² 116 mm²
GPU variant N14M-GE

Integrated Graphics

Release date May 15th, 2012
Generation Trinity (HD 7000 Mobile)
Production End-of-life
Interface IGP
Predecessor Sumo
Successor Richland

Clocks

Base clock 496 MHz
Boost clock 655 MHz
Memory clock System Shared 800 MHz 1600 Mbps effective
GPU clock 625 MHz
Shader clock 1250 MHz

Memory Configuration

Memory size System Shared 2 GB
Memory type System Shared DDR3
Memory bus width System Shared 64 bit
Bandwidth System Dependent 12.80 GB/s

Render Configuration

Shading units 256 96
TMUs 16 16
ROPs 8 8
Compute units 4
SM count 2
Cache L1 64 KB (per SM)
Cache L2 128 KB

Performance

Pixel rate 5.240 GPixel/s 2.500 GPixel/s
Texture rate 10.48 GTexel/s 10.00 GTexel/s
FP32 (float) performance 335.4 GFLOPS 240.0 GFLOPS
FP64 (double) performance 20.00 GFLOPS (1:12)

Dimensions & Outputs

Slot width IGP MXM Module
TDP 35 W 33 W
Outputs No outputs No outputs

API Support & Features

DirectX 11.2 (11_0) 12 (11_0)
OpenGL 4.4 4.6
OpenCL 1.2 1.1
Vulkan
Shader model 5.0 5.1
CUDA 2.1

Other Features

Mobile graphics

Release date Apr 1st, 2013
Generation GeForce 700M
Production End-of-life
Interface PCIe 2.0 x16
Predecessor GeForce 600M
Successor GeForce 800M

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