Radeon HD 7970 X2 and RSX-90nm - video card comparison

Radeon HD 7970 X2

RSX-90nm

Architecture

GCN 1.0 (2012−2020)

Curie (2003−2013)

GPU code name

New Zealand

RSX-90nm

Market segment

Desktop

Release date

August 2012

Interface

PCIe 3.0 x16

Supplementary power connectors

3x 8-pin

Core clock speed

925 MHz

Floating-point performance

2x 3,789 gflops

Manufacturing process technology

28 nm

90 nm

Number of transistors

4,313 million

300 million

Pipelines / CUDA cores

2048

Power consumption (TDP)

500 Watt

Texture fill rate

118.4

Memory type

GDDR5

Maximum RAM amount

3 GB

Memory bus width

384 Bit

Memory clock speed

5500 MHz

Memory bandwidth

264.0 GB/s

Display Connectors

1x DVI, 4x mini-DisplayPort

DirectX

12 (11_1)

N/A

OpenCL

1.2

N/A

OpenGL

4.6

ES 1.1

Shader Model

5.1

Vulkan

1.2.131

N/A