GeForce GTX 680M and GeForce 6800 XT - video card comparison

Passmark - benchmark score GeForce GTX 680M vs GeForce 6800 XT

GeForce GTX 680M

3312

GeForce 6800 XT

127

GeForce GTX 680M

GeForce 6800 XT

Architecture

Kepler (2012−2018)

Curie (2003−2013)

GPU code name

N13E-GTX

NV42

Market segment

Laptop

Desktop

Release date

June 2012

September 2005

Bus support

PCI Express 3.0

Interface

MXM-B (3.0)

AGP 8x

Supplementary power connectors

None

1x Molex

SLI options

Boost clock speed

758 MHz

Core clock speed

720 MHz

450 MHz

CUDA cores

1344

Floating-point performance

2,038 gflops

Manufacturing process technology

28 nm

110 nm

Number of transistors

3,540 million

202 million

Pipelines / CUDA cores

1344

Power consumption (TDP)

100 Watt

Texture fill rate

80.6 billion/sec

5.400

Memory type

GDDR5

GDDR3

Maximum RAM amount

4 GB

256 MB

Memory bus width

256 Bit

Memory clock speed

1800 MHz

1200 MBps

Memory bandwidth

115.2 GB/s

38.4 GB/s

Shared memory

Display Connectors

No outputs

1x DVI, 1x VGA, 1x S-Video

DirectX

12 API

9.0c (9_3)

CUDA

OpenCL

1.1

N/A

OpenGL

4.5

2.0 (full) Shader Model5.13.0

Vulkan

1.1.126

N/A

Optimus