NVIDIA GeForce RTX 3090 vs ATI Radeon HD 2600 XT Mac Edition

VS

NVIDIA GeForce RTX 3090

ATI Radeon HD 2600 XT Mac Edition

We compared two Desktop platform GPUs: 24GB VRAM GeForce RTX 3090 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 3090 's Advantages

Released 12 years and 7 months late

Boost Clock1695MHz

More VRAM (24GB vs 256GB)

Larger VRAM bandwidth (936.2GB/s vs 25.60GB/s)

10376 additional rendering cores

ATI Radeon HD 2600 XT Mac Edition 's Advantages

Lower TDP (45W vs 350W)

Score

Benchmark

FP32 (float)

GeForce RTX 3090 +21078%

35.58 TFLOPS

Radeon HD 2600 XT Mac Edition

0.168 TFLOPS

GeForce RTX 3090

VS

Radeon HD 2600 XT Mac Edition

Graphics Card

Sep 2020

Release Date

Feb 2008

GeForce 30

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

1395 MHz

Base Clock

-

1695 MHz

Boost Clock

-

1219 MHz

Memory Clock

800 MHz

Memory

24GB

Memory Size

256MB

GDDR6X

Memory Type

GDDR3

384bit

Memory Bus

128bit

936.2GB/s

Bandwidth

25.60GB/s

Render Config

-

Compute Units

3

82

SM Count

-

10496

Shading Units

120

328

TMUs

8

112

ROPs

4

328

Tensor Cores

-

82

RT Cores

-

128 KB (per SM)

L1 Cache

-

6 MB

L2 Cache

64 KB

-

Theoretical Performance

189.8 GPixel/s

Pixel Rate

2.800 GPixel/s

556.0 GTexel/s

Texture Rate

5.600 GTexel/s

35.58 TFLOPS

FP16 (half)

-

35.58 TFLOPS

FP32 (float)

168.0 GFLOPS

556.0 GFLOPS

FP64 (double)

-

Board Design

350W

TDP

45W

750 W

Suggested PSU

200 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

2x DVI

1x 12-pin

Power Connectors

None

Graphics Processor

GA102

GPU Name

RV630

GA102-300-A1

GPU Variant

-

Ampere

Architecture

TeraScale

Samsung

Foundry

TSMC

8 nm

Process Size

65 nm

28.3 billion

Transistors

0.39 billion

628 mm²

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

8.6

CUDA

-

6.6

Shader Model

4.0

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