AMD Radeon RX 7800 vs NVIDIA GeForce RTX 3090 Ti

VS

AMD Radeon RX 7800 NVIDIA GeForce RTX 3090 Ti

We compared two Desktop platform GPUs: 16GB VRAM Radeon RX 7800 and 24GB VRAM GeForce RTX 3090 Ti to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 7800 's Advantages

Released 1 years late

Boost Clock has increased by 51% (2800MHz vs 1860MHz)

Lower TDP (300W vs 450W)

NVIDIA GeForce RTX 3090 Ti 's Advantages

More VRAM (24GB vs 16GB)

Larger VRAM bandwidth (1008GB/s vs 576.0GB/s)

6912 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 7800

37.32 TFLOPS

GeForce RTX 3090 Ti +7%

40 TFLOPS

Radeon RX 7800

VS

GeForce RTX 3090 Ti

Graphics Card

Jan 2023

Release Date

Jan 2022

Navi III

Generation

GeForce 30

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1800 MHz

Base Clock

1560 MHz

2800 MHz

Boost Clock

1860 MHz

2250 MHz

Memory Clock

1313 MHz

Memory

16GB

Memory Size

24GB

GDDR6

Memory Type

GDDR6X

256bit

Memory Bus

384bit

576.0GB/s

Bandwidth

1008GB/s

Render Config

-

SM Count

84

60

Compute Units

-

3840

Shading Units

10752

240

TMUs

336

128

ROPs

112

-

Tensor Cores

336

60

RT Cores

84

128 KB per Array

L1 Cache

128 KB (per SM)

4 MB

L2 Cache

6 MB

Theoretical Performance

358.4 GPixel/s

Pixel Rate

208.3 GPixel/s

672.0 GTexel/s

Texture Rate

625.0 GTexel/s

86.02 TFLOPS

FP16 (half)

40.00 TFLOPS

43.01 TFLOPS

FP32 (float)

40.00 TFLOPS

1344 GFLOPS

FP64 (double)

625.0 GFLOPS

Graphics Processor

Navi 32

GPU Name

GA102

Navi 32 XT

GPU Variant

GA102-350-A1

RDNA 3.0

Architecture

Ampere

TSMC

Foundry

Samsung

5 nm

Process Size

8 nm

Unknown

Transistors

28.3 billion

346 mm²

Die Size

628 mm²

Board Design

300W

TDP

450W

700 W

Suggested PSU

850 W

1x HDMI 2.1a 3x DisplayPort 2.1

Outputs

1x HDMI 2.1 3x DisplayPort 1.4a

2x 8-pin

Power Connectors

1x 16-pin

Graphics Features

12 Ultimate (12_2)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.2

OpenCL

3.0

1.3

Vulkan

1.3

-

CUDA

8.6

6.7

Shader Model

6.6

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