Radeon HD 7970 and FirePro D500 - video card comparison

Radeon HD 7970

FirePro D500

Architecture

GCN (2011−2017)

GCN 1.0 (2012−2020)

GPU code name

Tahiti XT

Tahiti

Market segment

Desktop

Workstation

Release date

December 2011

January 2014

Bus support

PCIe 2.1 x16

-

Interface

PCIe 3.0 x16

PCIe 3.0 x16

Supplementary power connectors

1x 6-pin + 1x 8-pin

-

Boost clock speed

925 MHz

-

Core clock speed

-

725 MHz

Floating-point performance

3,789 gflops

2,227 gflops

Manufacturing process technology

28 nm

28 nm

Number of transistors

4,313 million

4,313 million

Pipelines / CUDA cores

2048

1536

Power consumption (TDP)

300 Watt

274 Watt

Texture fill rate

118.4

69.60

Memory type

GDDR5

GDDR5

Maximum RAM amount

6 GB

3 GB

Memory bus width

384 Bit

384 Bit

Memory clock speed

1375 MHz

5080 MHz

Memory bandwidth

264 GB/s

243.8 GB/s

Shared memory

-

-

Display Connectors

1x DVI, 1x HDMI, 2x mini-DisplayPort

6x mini-DisplayPort, 1x SDI

Eyefinity

+

-

HDMI

+

-

DisplayPort support

-

-

DirectX

DirectX® 11

12 (11_1)

Mantle

-

-

OpenCL

1.2

1.2

OpenGL

4.6

4.6

Shader Model

5.1

5.1

Vulkan

-

1.2.131

AppAcceleration

-

-

CrossFire

1

-

Enduro

-

-

FreeSync

1

-

HD3D

-

-

PowerTune

-

-

TrueAudio

-

-

ZeroCore

-

-