NVIDIA GeForce RTX 3090 Ti vs AMD Radeon RX 7990 XTX

VS

NVIDIA GeForce RTX 3090 Ti

AMD Radeon RX 7990 XTX

We compared two Desktop platform GPUs: 24GB VRAM GeForce RTX 3090 Ti 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 3090 Ti 's Advantages

4608 additional rendering cores

AMD Radeon RX 7990 XTX 's Advantages

Boost Clock has increased by 93% (3599MHz vs 1860MHz)

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

Lower TDP (405W vs 450W)

Score

Benchmark

FP32 (float)

GeForce RTX 3090 Ti

40 TFLOPS

Radeon RX 7990 XTX +121%

88.45 TFLOPS

GeForce RTX 3090 Ti

VS

Radeon RX 7990 XTX

Graphics Card

Jan 2022

Release Date

Unknown

GeForce 30

Generation

Navi III

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1560 MHz

Base Clock

2500 MHz

1860 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

84

SM Count

-

10752

Shading Units

6144

336

TMUs

384

112

ROPs

192

336

Tensor Cores

-

84

RT Cores

96

128 KB (per SM)

L1 Cache

256 KB per Array

6 MB

L2 Cache

6 MB

-

L3 Cache

192 MB

Theoretical Performance

208.3 GPixel/s

Pixel Rate

691.0 GPixel/s

625.0 GTexel/s

Texture Rate

1382 GTexel/s

40.00 TFLOPS

FP16 (half)

176.9 TFLOPS

40.00 TFLOPS

FP32 (float)

88.45 TFLOPS

625.0 GFLOPS

FP64 (double)

2.764 TFLOPS

Board Design

450W

TDP

405W

850 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

GA102

GPU Name

Navi 31

GA102-350-A1

GPU Variant

Navi 31 XTX+

Ampere

Architecture

RDNA 3.0

Samsung

Foundry

TSMC

8 nm

Process Size

5 nm

28.3 billion

Transistors

57.7 billion

628 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

8.6

CUDA

-

6.6

Shader Model

6.7

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