Radeon HD 7970 and GT215 - video card comparison

Radeon HD 7970

GT215

Architecture

GCN (2011−2017)

Tesla 2.0 (2007−2013)

GPU code name

Tahiti XT

GT215

Market segment

Desktop

Desktop

Release date

December 2011

-

Bus support

PCIe 2.1 x16

-

Interface

PCIe 3.0 x16

-

Supplementary power connectors

1x 6-pin + 1x 8-pin

-

Boost clock speed

925 MHz

-

Floating-point performance

3,789 gflops

-

Manufacturing process technology

28 nm

40 nm

Number of transistors

4,313 million

727 million

Pipelines / CUDA cores

2048

96

Power consumption (TDP)

300 Watt

-

Texture fill rate

118.4

-

Memory type

GDDR5

-

Maximum RAM amount

6 GB

-

Memory bus width

384 Bit

-

Memory clock speed

1375 MHz

-

Memory bandwidth

264 GB/s

-

Shared memory

-

-

Display Connectors

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

-

Eyefinity

+

-

HDMI

+

-

DisplayPort support

-

-

DirectX

DirectX® 11

11.1 (10_1)

CUDA

-

1.2

Mantle

-

-

OpenCL

1.2

1.1

OpenGL

4.6

3.3

Shader Model

5.1

4.1

Vulkan

-

N/A

AppAcceleration

-

-

CrossFire

1

-

Enduro

-

-

FreeSync

1

-

HD3D

-

-

PowerTune

-

-

PureVideo HD

-

VP4

TrueAudio

-

-

ZeroCore

-

-