GeForce RTX 3080 12 GB and GeForce RTX 2080 Engineering Sample - video card comparison

GeForce RTX 3080 12 GB

GeForce RTX 2080 Engineering Sample

Architecture

Ampere (2020−2022)

Turing (2018−2021)

GPU code name

Ampere GA102

TU104

Market segment

Desktop

Release date

January 2022

Interface

PCIe 4.0 x16

PCIe 3.0 x16

Supplementary power connectors

1x 12-pin

1x 6-pin + 1x 8-pin

Boost clock speed

1260 MHz

1710 MHz

Manufacturing process technology

8 nm

12 nm

Number of transistors

28,300 million

13,600 million

Pipelines / CUDA cores

8960

3072

Power consumption (TDP)

350 Watt

215 Watt

Texture fill rate

478.8

328.3

Memory type

GDDR6X

GDDR6

Maximum RAM amount

12 GB

8 GB

Memory bus width

384 Bit

256 Bit

Memory clock speed

1710 MHz

14 GB/s

Memory bandwidth

912.4 GB/s

448.0 GB/s

Shared memory

Display Connectors

1x HDMI 2.1, 3x DisplayPort 1.4a

1x HDMI 2.0, 3x DisplayPort 1.4a, 1x USB Type-C

HDMI

DirectX

12 Ultimate (12_2)

CUDA

8.6

7.5

OpenCL

3.0

OpenGL

4.6

Shader Model

6.6

6.7

Vulkan

1.3