NVIDIA GeForce GT 640M LE Full Specs

Summary

96 Shaders 762MHz

1GB GDDR550.1GB/s

Peak·FP32·FP16 96 GFLOPS

Form Factor Soldered

TDP 32W

Theoretical Performance

Clock Speed762MHz UC·Base·Boost·OC

Peak OPS 96 GFLOPSFP32

FP32 96 GFLOPS

FP64 8 GFLOPS

Pixel Rate 2 GPixel/s

Texture Rate 8 GTexel/s

Core Config

Shaders 96 Shaders

TMUs 16 TMUs

ROPs 4 ROPs

SMs 2 SMs

Clocks

Base Clock 762MHz

Boost Clock 762MHz

Shader Clock 500MHz

Cache

L1 64KB/SM

L2 Cache 256KB shared

Memory

1GB GDDR5

Memory Bus 128-bit

Memory Speed 3.1GT/s

Memory Bandwidth 50.1GB/s

ECC No

Power & Thermals

TDP 32W

Video Output

Max Resolution 2560x1600

Refresh Rate Calculator 2560x1440 Resolution1440p QHD Refresh Rate 66Hz

Multi-Monitor 2

DSC Not Supported

API Support

Shader Model 5.1

DirectX DirectX 12 Direct3D 11_0

OpenGL 4.6 OpenCL 1.1

CUDA 2.1 PureVideo HD VP4 VDPAU Feature Set C

Decoder

Decoder VP4

Card

Form Factor Soldered

PCIe PCIe 2.0 x16

Chip

Manufacturer NVIDIA

Chip Designer NVIDIA

Architecture Fermi

Family GeForce 600

Branding

Codename NVC1

Market Segment Laptop

Release Date Mar 22, 2012

Fabrication

Foundry TSMC

Fabrication Node 40nm

Die Size 116mm²

Transistor Count 585M

Transistor Density 5.04 MTr/mm²

Images