NVIDIA GeForce RTX 4090D vs AMD Radeon R9 285X

VS

NVIDIA GeForce RTX 4090D

AMD Radeon R9 285X

We compared two Desktop platform GPUs: 24GB VRAM GeForce RTX 4090D and 3GB VRAM Radeon R9 285X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 4090D 's Advantages

Boost Clock2520MHz

More VRAM (24GB vs 3GB)

Larger VRAM bandwidth (1008GB/s vs 264.0GB/s)

12544 additional rendering cores

AMD Radeon R9 285X 's Advantages

Lower TDP (200W vs 425W)

Score

Benchmark

FP32 (float)

GeForce RTX 4090D +1691%

73.54 TFLOPS

Radeon R9 285X

4.104 TFLOPS

GeForce RTX 4090D

VS

Radeon R9 285X

Graphics Card

Dec 2023

Release Date

Unknown

GeForce 40

Generation

Volcanic Islands

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

2280 MHz

Base Clock

-

2520 MHz

Boost Clock

-

1313 MHz

Memory Clock

1375 MHz

Memory

24GB

Memory Size

3GB

GDDR6X

Memory Type

GDDR5

384bit

Memory Bus

384bit

1008GB/s

Bandwidth

264.0GB/s

Render Config

-

Compute Units

32

114

SM Count

-

14592

Shading Units

2048

456

TMUs

128

176

ROPs

32

456

Tensor Cores

-

114

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

32.06 GPixel/s

1149 GTexel/s

Texture Rate

128.3 GTexel/s

73.54 TFLOPS

FP16 (half)

-

73.54 TFLOPS

FP32 (float)

4.104 TFLOPS

1149 GFLOPS

FP64 (double)

-

Board Design

425W

TDP

200W

800 W

Suggested PSU

550 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2

1x 16-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

AD102

GPU Name

Tonga

AD102-250-A1

GPU Variant

Tonga XT (215-0851313)

Ada Lovelace

Architecture

GCN 3.0

TSMC

Foundry

TSMC

5 nm

Process Size

28 nm

76.3 billion

Transistors

5 billion

609 mm²

Die Size

366 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_0)

4.6

OpenGL

4.6

3.0

OpenCL

2.0

1.3

Vulkan

1.2

8.9

CUDA

-

6.7

Shader Model

6.3

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