ATI Mobility Radeon HD 4670 Mac Edition vs NVIDIA GeForce GT 720M

Table of Contents

Graphics Processor

GPU model M96 GF117
GPU variant M96 XT (216-0729051) N14M-GE
Architecture TeraScale Fermi 2.0
Foundry TSMC TSMC
Manufacturing process 55 nm 28 nm
Number of transistors 514 million 585 million
Die size 146 mm² 116 mm²

Mobile graphics

Release date Sep 16th, 2009 Apr 1st, 2013
Generation M9x (Mobility HD 4600) GeForce 700M
Production End-of-life End-of-life
Interface MXM-A (3.0) PCIe 2.0 x16
Reviews 2 in our database
Predecessor M8x GeForce 600M
Successor Manhattan GeForce 800M

Clocks

GPU clock 680 MHz 775 MHz
Memory clock 790 MHz 1580 Mbps effective 800 MHz 1600 Mbps effective
Shader clock 1250 MHz

Memory Configuration

Memory size 256 MB 2 GB
Memory type GDDR3 DDR3
Memory bus width 128 bit 64 bit
Bandwidth 25.28 GB/s 12.80 GB/s

Render Configuration

Shading units 320 96
TMUs 32 16
ROPs 8 8
Compute units 4
Cache L1 16 KB (per CU) 64 KB (per SM)
Cache L2 128 KB 128 KB
SM count 2

Performance

Pixel rate 5.440 GPixel/s 3.100 GPixel/s
Texture rate 21.76 GTexel/s 12.40 GTexel/s
FP32 (float) performance 435.2 GFLOPS 240.0 GFLOPS
FP64 (double) performance 20.00 GFLOPS (1:12)

Dimensions & Outputs

Slot width MXM Module MXM Module
TDP 35 W 33 W
Outputs No outputs No outputs
Board number B80357

API Support & Features

DirectX 10.1 (10_1) 12 (11_0)
OpenGL 3.3 4.6
OpenCL 1.1 1.1
Vulkan
Shader model 4.1 5.1
CUDA 2.1

Other Features

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