NVIDIA GeForce RTX 5090 vs ATI Radeon HD 2600 XT Mac Edition

VS

NVIDIA GeForce RTX 5090

ATI Radeon HD 2600 XT Mac Edition

We compared two Desktop platform GPUs: 32GB VRAM GeForce RTX 5090 and 256MB VRAM Radeon HD 2600 XT Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 5090 's Advantages

Released 16 years and 11 months late

Boost Clock2520MHz

More VRAM (32GB vs 256GB)

Larger VRAM bandwidth (1.52TB/s vs 25.60GB/s)

21640 additional rendering cores

ATI Radeon HD 2600 XT Mac Edition 's Advantages

Lower TDP (45W vs 500W)

Score

Benchmark

FP32 (float)

GeForce RTX 5090 +65197%

109.7 TFLOPS

Radeon HD 2600 XT Mac Edition

0.168 TFLOPS

GeForce RTX 5090

VS

Radeon HD 2600 XT Mac Edition

Graphics Card

Jan 2025

Release Date

Feb 2008

GeForce 50

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 5.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

2235 MHz

Base Clock

-

2520 MHz

Boost Clock

-

1875 MHz

Memory Clock

800 MHz

Memory

32GB

Memory Size

256MB

GDDR7

Memory Type

GDDR3

512bit

Memory Bus

128bit

1.52TB/s

Bandwidth

25.60GB/s

Render Config

-

Compute Units

3

170

SM Count

-

21760

Shading Units

120

680

TMUs

8

192

ROPs

4

680

Tensor Cores

-

170

RT Cores

-

128 KB (per SM)

L1 Cache

-

88 MB

L2 Cache

64 KB

-

Theoretical Performance

483.8 GPixel/s

Pixel Rate

2.800 GPixel/s

1714 GTexel/s

Texture Rate

5.600 GTexel/s

109.7 TFLOPS

FP16 (half)

-

109.7 TFLOPS

FP32 (float)

168.0 GFLOPS

1.714 TFLOPS

FP64 (double)

-

Board Design

500W

TDP

45W

900 W

Suggested PSU

200 W

1x HDMI 2.1 3x DisplayPort 2.1a

Outputs

2x DVI

1x 16-pin

Power Connectors

None

Graphics Processor

GB202

GPU Name

RV630

GB202-400-A1

GPU Variant

-

Blackwell 2.0

Architecture

TeraScale

TSMC

Foundry

TSMC

4 nm

Process Size

65 nm

Unknown

Transistors

0.39 billion

Unknown

Die Size

153 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

10.0 (10_0)

4.6

OpenGL

3.3

3.0

OpenCL

N/A

1.3

Vulkan

N/A

10.1

CUDA

-

6.8

Shader Model

4.0

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