Radeon R9 390 X2 and GM107 - video card comparison

Radeon R9 390 X2

GM107

Architecture

GCN 2.0 (2013−2017)

Maxwell (2014−2018)

GPU code name

Grenada

GM107

Market segment

Desktop

Desktop

Release date

September 2015

-

Interface

PCIe 3.0 x16

-

Supplementary power connectors

4x 8-pin

-

Core clock speed

1000 MHz

-

Floating-point performance

2x 5,120 gflops

-

Manufacturing process technology

28 nm

28 nm

Number of transistors

6,200 million

1,870 million

Pipelines / CUDA cores

2560

640

Power consumption (TDP)

580 Watt

-

Texture fill rate

160.0

-

Memory type

GDDR5

-

Maximum RAM amount

8 GB

-

Memory bus width

512 Bit

-

Memory clock speed

5400 MHz

-

Memory bandwidth

345.6 GB/s

-

Display Connectors

2x DVI, 1x HDMI, 1x DisplayPort

-

HDMI

+

-

DirectX

12 (12_0)

12 (11_0)

CUDA

-

5.0

OpenCL

2.0

3.0

OpenGL

4.6

4.6

Shader Model

6.3

6.7 (5.1)

Vulkan

1.2.131

1.3

NVENC

-

4th Gen

PureVideo HD

-

VP6