Radeon HD 7790 and Radeon R7 (Carrizo) - video card comparison

Radeon HD 7790

Radeon R7 (Carrizo)

Architecture

GCN 2.0 (2013−2017)

GCN 1.2/2.0 (2015−2016)

GPU code name

Bonaire

Carrizo

Market segment

Desktop

Laptop

Release date

March 2013

June 2015

Interface

PCIe 3.0 x16

Supplementary power connectors

1x 6-pin

Boost clock speed

800 MHz

Core clock speed

1000 MHz

Floating-point performance

1,792 gflops

Manufacturing process technology

28 nm

Number of transistors

2,080 million

2410 Million

Pipelines / CUDA cores

896

512

Power consumption (TDP)

85 Watt

12-35 Watt

Texture fill rate

56.00

Memory type

GDDR5

Maximum RAM amount

1 GB

Memory bus width

128 Bit

64/128 Bit

Memory clock speed

6000 MHz

Memory bandwidth

96 GB/s

Shared memory

Display Connectors

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

HDMI

DirectX

12 (12_0)

12 (FL 12_0)

OpenCL

2.0

OpenGL

4.6

Shader Model

6.3

Vulkan

1.2.131