Tesla K40d and Radeon RX 6600 - video card comparison

Tesla K40d

Radeon RX 6600

Architecture

Kepler (2012−2018)

Navi / RDNA2 (2020−2022)

GPU code name

GK110B

Navi 23

Market segment

Workstation

Desktop

Release date

November 2013

October 2021

Interface

PCIe 3.0 x16

PCIe 4.0 x8

Supplementary power connectors

-

1x 8-pin

Boost clock speed

876 MHz

2491 MHz

Core clock speed

745 MHz

2044 MHz

Manufacturing process technology

28 nm

7 nm

Number of transistors

7,080 million

11,060 million

Pipelines / CUDA cores

2880

1792

Power consumption (TDP)

245 Watt

132 Watt

Texture fill rate

210.2

279.0

Memory type

GDDR5

GDDR6

Maximum RAM amount

12 GB

8 GB

Memory bus width

384 Bit

128 Bit

Memory clock speed

6008 MHz

14500 MHz

Memory bandwidth

288.4 GB/s

224.0 GB/s

Shared memory

-

-

Display Connectors

No outputs

1x HDMI, 3x DisplayPort

HDMI

-

+

DirectX

12 (11_1)

12.0 Ultimate (12_2)

CUDA

3.5

-

OpenCL

1.2

2.1

OpenGL

4.6

4.6

Shader Model

5.1

6.5

Vulkan

1.1.126

1.2