Radeon HD 2600 XT Mac Edition and GeForce RTX 4090 Ti - video card comparison

Radeon HD 2600 XT Mac Edition

GeForce RTX 4090 Ti

Architecture

TeraScale (2005−2013)

Ada Lovelace

GPU code name

RV630

AD102

Market segment

Desktop

Release date

February 2008

2023

Interface

PCIe 1.0 x16

PCIe 4.0 x16

Supplementary power connectors

None

2x 16-pin

Boost clock speed

2565 MHz

Core clock speed

700 MHz

Floating-point performance

168 gflops

Manufacturing process technology

65 nm

5 nm

Number of transistors

390 million

76,300 million

Pipelines / CUDA cores

120

18176

Power consumption (TDP)

45 Watt

600 Watt

Texture fill rate

5.600

1,457

Memory type

GDDR3

GDDR6X

Maximum RAM amount

256 MB

24 GB

Memory bus width

128 Bit

384 Bit

Memory clock speed

1600 MHz

24 GB/s

Memory bandwidth

25.6 GB/s

1,152 GB/s

Display Connectors

2x DVI

1x HDMI 2.1, 3x DisplayPort 1.4a

HDMI

DirectX

10.0 (10_0)

12 Ultimate (12_2)

CUDA

8.9

OpenCL

N/A

3.0

OpenGL

3.3

4.6

Shader Model

4.0

6.7

Vulkan

N/A

1.3