AMD Radeon R9 280X2 vs NVIDIA GeForce RTX 3090 Ti

VS

AMD Radeon R9 280X2

NVIDIA GeForce RTX 3090 Ti

We compared two Desktop platform GPUs: 3GB VRAM Radeon R9 280X2 and 24GB VRAM GeForce RTX 3090 Ti to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 280X2 's Advantages

Lower TDP (375W vs 450W)

NVIDIA GeForce RTX 3090 Ti 's Advantages

Boost Clock has increased by 86% (1860MHz vs 1000MHz)

More VRAM (24GB vs 3GB)

Larger VRAM bandwidth (1008GB/s vs 288.0GB/s)

8704 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R9 280X2

4.096 TFLOPS

GeForce RTX 3090 Ti +876%

40 TFLOPS

Radeon R9 280X2

VS

GeForce RTX 3090 Ti

Graphics Card

Unknown

Release Date

Jan 2022

Volcanic Islands

Generation

GeForce 30

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

950 MHz

Base Clock

1560 MHz

1000 MHz

Boost Clock

1860 MHz

1500 MHz

Memory Clock

1313 MHz

Memory

3GB

Memory Size

24GB

GDDR5

Memory Type

GDDR6X

384bit

Memory Bus

384bit

288.0GB/s

Bandwidth

1008GB/s

Render Config

32

Compute Units

-

SM Count

84

2048

Shading Units

10752

128

TMUs

336

32

ROPs

112

-

Tensor Cores

336

-

RT Cores

84

16 KB (per CU)

L1 Cache

128 KB (per SM)

768 KB

L2 Cache

6 MB

-

Theoretical Performance

32.00 GPixel/s

Pixel Rate

208.3 GPixel/s

128.0 GTexel/s

Texture Rate

625.0 GTexel/s

-

FP16 (half)

40.00 TFLOPS

4.096 TFLOPS

FP32 (float)

40.00 TFLOPS

1024 GFLOPS

FP64 (double)

625.0 GFLOPS

Board Design

375W

TDP

450W

750 W

Suggested PSU

850 W

6x mini-DisplayPort 1.2

Outputs

1x HDMI 2.1 3x DisplayPort 1.4a

3x 8-pin

Power Connectors

1x 16-pin

Graphics Processor

Tahiti

GPU Name

GA102

Tahiti XTL (215-0821065)

GPU Variant

GA102-350-A1

GCN 1.0

Architecture

Ampere

TSMC

Foundry

Samsung

28 nm

Process Size

8 nm

4.313 billion

Transistors

28.3 billion

352 mm²

Die Size

628 mm²

Graphics Features

12 (11_1)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

1.2

OpenCL

3.0

1.2

Vulkan

1.3

-

CUDA

8.6

5.1

Shader Model

6.6

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