Radeon R9 255 OEM and Quadro RTX 8000 - video card comparison

Radeon R9 255 OEM

Quadro RTX 8000

Architecture

GCN 1.0 (2012−2020)

Turing (2018−2021)

GPU code name

Cape Verde

TU102

Market segment

Desktop

Workstation

Release date

December 2013

August 2018

Interface

PCIe 3.0 x16

Supplementary power connectors

1x 6-pin

1x 6-pin + 1x 8-pin

Boost clock speed

930 MHz

1770 MHz

Core clock speed

900 MHz

1395 MHz

Floating-point performance

952.3 gflops

Manufacturing process technology

28 nm

12 nm

Number of transistors

1,500 million

18,600 million

Pipelines / CUDA cores

512

4608

Power consumption (TDP)

65 Watt

260 Watt

Texture fill rate

29.76

509.8

Memory type

GDDR5

GDDR6

Maximum RAM amount

2 GB

48 GB

Memory bus width

128 Bit

384 Bit

Memory clock speed

4600 MHz

14000 MHz

Memory bandwidth

73.6 GB/s

672.0 GB/s

Display Connectors

No outputs

4x DisplayPort, 1x USB Type-C

DirectX

12 (11_1)

12 Ultimate (12_1)

CUDA

7.5

OpenCL

1.2

2.0

OpenGL

4.6

Shader Model

5.1

6.5

Vulkan

1.2.131