Radeon HD 2600 XT Mac Edition and Radeon RX 6750 GRE - video card comparison

Radeon HD 2600 XT Mac Edition

Radeon RX 6750 GRE

Architecture

TeraScale (2005−2013)

RDNA 2.0 (2020−2022)

GPU code name

RV630

Navi 22

Market segment

Desktop

Release date

February 2008

October 2023

Interface

PCIe 1.0 x16

PCIe 4.0 x16

Supplementary power connectors

None

1x 6-pin + 1x 8-pin

Boost clock speed

2581 MHz

Core clock speed

700 MHz

Floating-point performance

168 gflops

Manufacturing process technology

65 nm

7 nm

Number of transistors

390 million

17,200 million

Pipelines / CUDA cores

120

2560

Power consumption (TDP)

45 Watt

250 Watt

Texture fill rate

5.600

413.0

Memory type

GDDR3

GDDR6

Maximum RAM amount

256 MB

12 GB

Memory bus width

128 Bit

192 Bit

Memory clock speed

1600 MHz

18 GB/s

Memory bandwidth

25.6 GB/s

432.0 GB/s

Display Connectors

2x DVI

1x HDMI 2.1, 3x DisplayPort 1.4a

HDMI

DirectX

10.0 (10_0)

12 Ultimate (12_2)

OpenCL

N/A

2.1

OpenGL

3.3

4.6

Shader Model

4.0

6.7

Vulkan

N/A

1.3