GeForce GTX 1080 11Gbps and Radeon RX 6600S - video card comparison

GeForce GTX 1080 11Gbps

Radeon RX 6600S

Architecture

Pascal (2016−2021)

RDNA 2 (2020−2022)

GPU code name

GP104

Navi 23

Market segment

Desktop

Laptop

Release date

April 2017

January 2022

Interface

PCIe 3.0 x16

PCIe 4.0 x8

Supplementary power connectors

1x 8-pin

None

Boost clock speed

1733 MHz

1881 MHz

Core clock speed

1607 MHz

Floating-point performance

8,873 gflops

Manufacturing process technology

16 nm

7 nm

Number of transistors

7,200 million

11,060 million

Pipelines / CUDA cores

2560

1792

Power consumption (TDP)

180 Watt

80 Watt

Texture fill rate

277.3

224.0

Memory type

GDDR5X

GDDR6

Maximum RAM amount

8 GB

4 GB

Memory bus width

256 Bit

128 Bit

Memory clock speed

11008 MHz

16000 MHz

Memory bandwidth

352.3 GB/s

224.0 GB/s

Shared memory

Display Connectors

1x DVI, 1x HDMI, 3x DisplayPort

No outputs

HDMI

DirectX

12 (12_1)

12.0 Ultimate (12_2)

CUDA

6.1

OpenCL

1.2

2.1

OpenGL

4.6

Shader Model

6.4

6.5

Vulkan

1.2.131

1.2