NVIDIA GeForce RTX 3090 vs AMD Radeon RX 7700

VS

NVIDIA GeForce RTX 3090

AMD Radeon RX 7700

We compared two Desktop platform GPUs: 24GB VRAM GeForce RTX 3090 and 12GB VRAM Radeon RX 7700 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 3090 's Advantages

More VRAM (24GB vs 12GB)

Larger VRAM bandwidth (936.2GB/s vs 432.0GB/s)

7424 additional rendering cores

AMD Radeon RX 7700 's Advantages

Boost Clock has increased by 53% (2600MHz vs 1695MHz)

Lower TDP (200W vs 350W)

Score

Benchmark

FP32 (float)

GeForce RTX 3090 +11%

35.58 TFLOPS

Radeon RX 7700

31.95 TFLOPS

GeForce RTX 3090

VS

Radeon RX 7700

Graphics Card

Sep 2020

Release Date

Unknown

GeForce 30

Generation

Navi III

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1395 MHz

Base Clock

1900 MHz

1695 MHz

Boost Clock

2600 MHz

1219 MHz

Memory Clock

2250 MHz

Memory

24GB

Memory Size

12GB

GDDR6X

Memory Type

GDDR6

384bit

Memory Bus

192bit

936.2GB/s

Bandwidth

432.0GB/s

Render Config

-

Compute Units

48

82

SM Count

-

10496

Shading Units

3072

328

TMUs

192

112

ROPs

96

328

Tensor Cores

-

82

RT Cores

48

128 KB (per SM)

L1 Cache

128 KB per Array

6 MB

L2 Cache

2 MB

-

L3 Cache

64 MB

Theoretical Performance

189.8 GPixel/s

Pixel Rate

249.6 GPixel/s

556.0 GTexel/s

Texture Rate

499.2 GTexel/s

35.58 TFLOPS

FP16 (half)

63.90 TFLOPS

35.58 TFLOPS

FP32 (float)

31.95 TFLOPS

556.0 GFLOPS

FP64 (double)

998.4 GFLOPS

Board Design

350W

TDP

200W

750 W

Suggested PSU

550 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

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

1x 12-pin

Power Connectors

1x 8-pin

Graphics Processor

GA102

GPU Name

Navi 32

GA102-300-A1

GPU Variant

Navi 32

Ampere

Architecture

RDNA 3.0

Samsung

Foundry

TSMC

8 nm

Process Size

5 nm

28.3 billion

Transistors

28.1 billion

628 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

8.6

CUDA

-

6.6

Shader Model

6.7

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