Radeon R7 250E and Radeon RX 6600 - video card comparison

Radeon R7 250E

Radeon RX 6600

Architecture

GCN 1.0 (2012−2020)

Navi / RDNA2 (2020−2022)

GPU code name

Cape Verde

Navi 23

Market segment

Desktop

Desktop

Release date

December 2013

October 2021

Interface

PCIe 3.0 x16

PCIe 4.0 x8

Supplementary power connectors

None

1x 8-pin

Boost clock speed

-

2491 MHz

Core clock speed

800 MHz

2044 MHz

Floating-point performance

819.2 gflops

-

Manufacturing process technology

28 nm

7 nm

Number of transistors

1,500 million

11,060 million

Pipelines / CUDA cores

512

1792

Power consumption (TDP)

55 Watt

132 Watt

Texture fill rate

25.60

279.0

Memory type

GDDR5

GDDR6

Maximum RAM amount

1 GB

8 GB

Memory bus width

128 Bit

128 Bit

Memory clock speed

4500 MHz

14500 MHz

Memory bandwidth

72 GB/s

224.0 GB/s

Shared memory

-

-

Display Connectors

1x DVI, 1x HDMI, 1x DisplayPort

1x HDMI, 3x DisplayPort

HDMI

+

+

DirectX

12 (11_1)

12.0 Ultimate (12_2)

OpenCL

1.2

2.1

OpenGL

4.6

4.6

Shader Model

5.1

6.5

Vulkan

1.2.131

1.2