GeForce GT 650M and Xbox GPU - video card comparison

GeForce GT 650M

Xbox GPU

Architecture

Kepler (2012−2018)

Kelvin (2001−2003)

GPU code name

N13E-GE

NV2A

Market segment

Laptop

Desktop

Release date

March 2012

November 2001

Bus support

PCI Express 2.0, PCI Express 3.0

-

Interface

PCIe 3.0 x16

AGP 4x

Boost clock speed

900 MHz

-

Core clock speed

Up to 900 MHz

233 MHz

CUDA cores

384

-

Floating-point performance

652.8 gflops

-

Manufacturing process technology

28 nm

150 nm

Number of transistors

1,270 million

57 million

Pipelines / CUDA cores

384

-

Power consumption (TDP)

45 Watt

-

Texture fill rate

Up to 27.2 billion/sec

1.864

Memory type

DDR3\GDDR5

DDR

Maximum RAM amount

2 GB

64 MB

Memory bus width

128bit

128 Bit

Memory clock speed

1800 - 4000 MHz

400 MBps

Memory bandwidth

Up to 80.0 GB/s

6.4 GB/s

Shared memory

-

-

Display Connectors

No outputs

No outputs

HDMI

+

-

HDCP

+

-

Maximum VGA resolution

Up to 2048x1536

-

DirectX

12 API

8.1

CUDA

+

-

OpenCL

1.1

N/A

OpenGL

4.5

1.4

Shader Model

5.1

-

Vulkan

1.1.126

N/A

3D Blu-Ray

+

-

Optimus

+

-