NVIDIA GeForce RTX 4090D vs AMD Radeon RX 7800 XT

VS

NVIDIA GeForce RTX 4090D

AMD Radeon RX 7800 XT

We compared two Desktop platform GPUs: 24GB VRAM GeForce RTX 4090D and 16GB VRAM Radeon RX 7800 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 4090D 's Advantages

Boost Clock has increased by 4% (2520MHz vs 2430MHz)

More VRAM (24GB vs 16GB)

Larger VRAM bandwidth (1008GB/s vs 624.1GB/s)

10752 additional rendering cores

AMD Radeon RX 7800 XT 's Advantages

Lower TDP (263W vs 425W)

Score

Benchmark

FP32 (float)

GeForce RTX 4090D +97%

73.54 TFLOPS

Radeon RX 7800 XT

37.32 TFLOPS

GeForce RTX 4090D

VS

Radeon RX 7800 XT

Graphics Card

Dec 2023

Release Date

Aug 2023

GeForce 40

Generation

Navi III

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

2280 MHz

Base Clock

1295 MHz

2520 MHz

Boost Clock

2430 MHz

1313 MHz

Memory Clock

2438 MHz

Memory

24GB

Memory Size

16GB

GDDR6X

Memory Type

GDDR6

384bit

Memory Bus

256bit

1008GB/s

Bandwidth

624.1GB/s

Render Config

-

Compute Units

60

114

SM Count

-

14592

Shading Units

3840

456

TMUs

240

176

ROPs

96

456

Tensor Cores

-

114

RT Cores

60

128 KB (per SM)

L1 Cache

128 KB per Array

72 MB

L2 Cache

4 MB

-

L3 Cache

64 MB

Theoretical Performance

443.5 GPixel/s

Pixel Rate

233.3 GPixel/s

1149 GTexel/s

Texture Rate

583.2 GTexel/s

73.54 TFLOPS

FP16 (half)

74.65 TFLOPS

73.54 TFLOPS

FP32 (float)

37.32 TFLOPS

1149 GFLOPS

FP64 (double)

1166 GFLOPS

Board Design

425W

TDP

263W

800 W

Suggested PSU

600 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

1x HDMI 2.1a 3x DisplayPort 2.1

1x 16-pin

Power Connectors

2x 8-pin

Graphics Processor

AD102

GPU Name

Navi 32

AD102-250-A1

GPU Variant

Navi 32 XT (215-180000006)

Ada Lovelace

Architecture

RDNA 3.0

TSMC

Foundry

TSMC

5 nm

Process Size

5 nm

76.3 billion

Transistors

28.1 billion

609 mm²

Die Size

346 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

3.0

OpenCL

2.2

1.3

Vulkan

1.3

8.9

CUDA

-

6.7

Shader Model

6.7

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