NVIDIA GeForce RTX 4090 vs AMD Radeon R9 280X2

VS

NVIDIA GeForce RTX 4090 AMD Radeon R9 280X2

We compared two Desktop platform GPUs: 24GB VRAM GeForce RTX 4090 and 3GB VRAM Radeon R9 280X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 4090 's Advantages

Boost Clock has increased by 152% (2520MHz vs 1000MHz)

More VRAM (24GB vs 3GB)

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

14336 additional rendering cores

AMD Radeon R9 280X2 's Advantages

Lower TDP (375W vs 450W)

Score

Benchmark

FP32 (float)

GeForce RTX 4090 +1916%

82.58 TFLOPS

Radeon R9 280X2

4.096 TFLOPS

GeForce RTX 4090

VS

Radeon R9 280X2

Graphics Card

Sep 2022

Release Date

Unknown

GeForce 40

Generation

Volcanic Islands

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

2235 MHz

Base Clock

950 MHz

2520 MHz

Boost Clock

1000 MHz

1313 MHz

Memory Clock

1500 MHz

Memory

24GB

Memory Size

3GB

GDDR6X

Memory Type

GDDR5

384bit

Memory Bus

384bit

1008GB/s

Bandwidth

288.0GB/s

Render Config

128

SM Count

-

Compute Units

32

16384

Shading Units

2048

512

TMUs

128

176

ROPs

32

512

Tensor Cores

-

128

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per CU)

72 MB

L2 Cache

768 KB

Theoretical Performance

443.5 GPixel/s

Pixel Rate

32.00 GPixel/s

1290 GTexel/s

Texture Rate

128.0 GTexel/s

82.58 TFLOPS

FP16 (half)

-

82.58 TFLOPS

FP32 (float)

4.096 TFLOPS

1290 GFLOPS

FP64 (double)

1024 GFLOPS

Graphics Processor

AD102

GPU Name

Tahiti

AD102-300-A1

GPU Variant

Tahiti XTL (215-0821065)

Ada Lovelace

Architecture

GCN 1.0

TSMC

Foundry

TSMC

5 nm

Process Size

28 nm

76.3 billion

Transistors

4.313 billion

609 mm²

Die Size

352 mm²

Board Design

450W

TDP

375W

850 W

Suggested PSU

750 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

6x mini-DisplayPort 1.2

1x 16-pin

Power Connectors

3x 8-pin

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_1)

4.6

OpenGL

4.6

3.0

OpenCL

1.2

1.3

Vulkan

1.2

8.9

CUDA

-

6.7

Shader Model

5.1

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