GeForce GTX 1080 11Gbps and GeForce 6800 GT DDL - video card comparison

GeForce GTX 1080 11Gbps

GeForce 6800 GT DDL

Architecture

Pascal (2016−2021)

Curie (2003−2013)

GPU code name

GP104

NV40

Market segment

Desktop

Release date

April 2017

April 2004

Interface

PCIe 3.0 x16

AGP Pro 8x

Supplementary power connectors

1x 8-pin

None

Boost clock speed

1733 MHz

Core clock speed

1607 MHz

350 MHz

Floating-point performance

8,873 gflops

Manufacturing process technology

16 nm

130 nm

Number of transistors

7,200 million

222 million

Pipelines / CUDA cores

2560

Power consumption (TDP)

180 Watt

80 Watt

Texture fill rate

277.3

5.600

Memory type

GDDR5X

GDDR3

Maximum RAM amount

8 GB

256 MB

Memory bus width

256 Bit

Memory clock speed

11008 MHz

1000 MHz

Memory bandwidth

352.3 GB/s

32 GB/s

Display Connectors

1x DVI, 1x HDMI, 3x DisplayPort

2x DVI

HDMI

DirectX

12 (12_1)

9.0c (9_3)

CUDA

6.1

OpenCL

1.2

N/A

OpenGL

4.6

2.1

Shader Model

6.4

3.0

Vulkan

1.2.131

N/A