NVIDIA GeForce RTX 4090 D vs AMD Radeon RX 7990 XTX

VS

NVIDIA GeForce RTX 4090 D

AMD Radeon RX 7990 XTX

We compared two Desktop platform GPUs: 24GB VRAM GeForce RTX 4090 D and 24GB VRAM Radeon RX 7990 XTX to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 4090 D 's Advantages

8448 additional rendering cores

AMD Radeon RX 7990 XTX 's Advantages

Boost Clock has increased by 43% (3599MHz vs 2520MHz)

Larger VRAM bandwidth (1152GB/s vs 1008GB/s)

Lower TDP (405W vs 425W)

Score

Benchmark

FP32 (float)

GeForce RTX 4090 D

73.54 TFLOPS

Radeon RX 7990 XTX +20%

88.45 TFLOPS

GeForce RTX 4090 D

VS

Radeon RX 7990 XTX

Graphics Card

Dec 2023

Release Date

Unknown

GeForce 40

Generation

Navi III

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

2280 MHz

Base Clock

2500 MHz

2520 MHz

Boost Clock

3599 MHz

1313 MHz

Memory Clock

3000 MHz

Memory

24GB

Memory Size

24GB

GDDR6X

Memory Type

GDDR6

384bit

Memory Bus

384bit

1008GB/s

Bandwidth

1152GB/s

Render Config

-

Compute Units

96

114

SM Count

-

14592

Shading Units

6144

456

TMUs

384

176

ROPs

192

456

Tensor Cores

-

114

RT Cores

96

128 KB (per SM)

L1 Cache

256 KB per Array

72 MB

L2 Cache

6 MB

-

L3 Cache

192 MB

Theoretical Performance

443.5 GPixel/s

Pixel Rate

691.0 GPixel/s

1149 GTexel/s

Texture Rate

1382 GTexel/s

73.54 TFLOPS

FP16 (half)

176.9 TFLOPS

73.54 TFLOPS

FP32 (float)

88.45 TFLOPS

1149 GFLOPS

FP64 (double)

2.764 TFLOPS

Board Design

425W

TDP

405W

800 W

Suggested PSU

800 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

1x HDMI 2.1a 2x DisplayPort 2.1 1x USB Type-C

1x 16-pin

Power Connectors

3x 8-pin

Graphics Processor

AD102

GPU Name

Navi 31

AD102-250-A1

GPU Variant

Navi 31 XTX+

Ada Lovelace

Architecture

RDNA 3.0

TSMC

Foundry

TSMC

5 nm

Process Size

5 nm

76.3 billion

Transistors

57.7 billion

609 mm²

Die Size

529 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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