Lenovo GT 650M 2 GB

Graphics Processor

GK107

Cores

384

TMUs

ROPs

Memory Size

2 GB

Memory Type

DDR3

Bus Width

128 bit

GPU

Graphics Processor

GPU Name: GK107

GPU Variant: N13P-GT-A2

Architecture: Kepler

Foundry: TSMC

Process Size: 28 nm

Transistors: 1,270 million

Density: 10.8M / mm²

Die Size: 118 mm²

Chip Package: BGA-908

Mobile Graphics

Release Date: Mar 22nd, 2012

Generation: GeForce 600M

Predecessor: GeForce 500M

Successor: GeForce 700M

Production: End-of-life

Bus Interface: PCIe 3.0 x16

Clock Speeds

Base Clock: 835 MHz

Boost Clock: 950 MHz

Memory Clock: 900 MHz
1800 Mbps effective

Memory

Memory Size: ~~1024 MB~~
2 GB

Memory Type: DDR3

Memory Bus: 128 bit

Bandwidth: 28.80 GB/s

Render Config

Shading Units: 384

TMUs: 32

ROPs: 16

SMX Count: 2

L1 Cache: 16 KB (per SMX)

L2 Cache: 256 KB

Theoretical Performance

Pixel Rate: 7.600 GPixel/s

Texture Rate: 30.40 GTexel/s

FP32 (float): 729.6 GFLOPS

FP64 (double): 30.40 GFLOPS (1:24)

Board Design

Slot Width: IGP

TDP: 45 W

Outputs: Portable Device Dependent

Power Connectors: None

Board Number: E1304

Graphics Features

DirectX: 12 (11_0)

OpenGL: 4.6

OpenCL: 3.0

Vulkan: 1.2.175

CUDA: 3.0

Shader Model: 6.5 (5.1)

Card Notes

Memory Variant: 2048MB DDR3
Memory Variant: 1024MB GDDR5
Memory Variant: 2048MB GDDR5

GK107 GPU Notes

NVENC: 1st Gen
NVDEC: 1st Gen
PureVideo HD: VP5
VDPAU: Feature Set D

L1 Cache is configurable from 16 KB up to 48 KB per SMX

Latest Drivers:
Windows XP / Server 2003 x64:
Quadro Release R319 U2 (321.01)

Windows Vista:
GeForce Release 365.19
Quadro Release R346 U7 (348.40) / R352 BETA (352.86)

Windows 7 / 8 / 8.1 / 10 / 11 (x32 / x64):
GeForce Release 391.35 / 474.89
Quadro Release R390 U9 (392.37) / R470 U16 (474.82)

Other retail boards based on this design (5)

Name	GPU Clock	Boost Clock	Memory Clock	Other Changes
ASUS GT 650M 2 GB	835 MHz	950 MHz	900 MHz	2 GB
Dell GT 650M 2 GB GDDR5	745 MHz	835 MHz	800 MHz	2 GB, GDDR5
Lenovo GT 650M 2 GB	835 MHz	950 MHz	900 MHz	2 GB
Lenovo GT 650M 2 GB GDDR5	789 MHz	835 MHz	900 MHz	2 GB, GDDR5
NVIDIA GeForce GT 650M 2 GB GDDR5	745 MHz	885 MHz	1000 MHz	2 GB, GDDR5