A800 PCIe 40 GB and GeForce RTX 5080 - video card comparison

A800 PCIe 40 GB

GeForce RTX 5080

Architecture

Ampere (2020−2022)

Blackwell 2.0

GPU code name

GA100

GB203

Market segment

Desktop

Release date

November 2022

2025 (recently)

Interface

PCIe 4.0 x16

PCIe 5.0 x16

Supplementary power connectors

8-pin EPS

1x 16-pin

Boost clock speed

1410 MHz

2520 MHz

Manufacturing process technology

7 nm

0 nm

Number of transistors

54,200 million

Pipelines / CUDA cores

6912

10752

Power consumption (TDP)

250 Watt

350 Watt

Texture fill rate

609.1

846.7

Memory type

HBM2e

GDDR7

Maximum RAM amount

40 GB

16 GB

Memory bus width

5120 Bit

256 Bit

Memory clock speed

2.4 GB/s

5 GB/s

Memory bandwidth

1,555 GB/s

160.0 GB/s

Display Connectors

No outputs

1x HDMI 2.1, 3x DisplayPort 1.4a

HDMI

DirectX

N/A

12 Ultimate (12_2)

CUDA

8.0

9.1

OpenCL

3.0

OpenGL

N/A

4.6

Shader Model

N/A

6.7

Vulkan

N/A

1.3