NVIDIA GeForce RTX 3080 Ti 20 GB vs AMD Radeon RX 7700 XT

VS

NVIDIA GeForce RTX 3080 Ti 20 GB

AMD Radeon RX 7700 XT

We compared two Desktop platform GPUs: 20GB VRAM GeForce RTX 3080 Ti 20 GB and 12GB VRAM Radeon RX 7700 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 3080 Ti 20 GB 's Advantages

More VRAM (20GB vs 12GB)

Larger VRAM bandwidth (760.3GB/s vs 432.0GB/s)

6784 additional rendering cores

AMD Radeon RX 7700 XT 's Advantages

Released 1 years and 7 months late

Boost Clock has increased by 53% (2544MHz vs 1665MHz)

Lower TDP (245W vs 350W)

Score

Benchmark

FP32 (float)

GeForce RTX 3080 Ti 20 GB

34.1 TFLOPS

Radeon RX 7700 XT +3%

35.17 TFLOPS

Blender

GeForce RTX 3080 Ti 20 GB +172%

5956

Radeon RX 7700 XT

2182

GeForce RTX 3080 Ti 20 GB

VS

Radeon RX 7700 XT

Graphics Card

Jan 2022

Release Date

Aug 2023

GeForce 30

Generation

Navi III

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1335 MHz

Base Clock

1435 MHz

1665 MHz

Boost Clock

2544 MHz

1188 MHz

Memory Clock

2250 MHz

Memory

20GB

Memory Size

12GB

GDDR6X

Memory Type

GDDR6

320bit

Memory Bus

192bit

760.3GB/s

Bandwidth

432.0GB/s

Render Config

-

Compute Units

54

80

SM Count

-

10240

Shading Units

3456

320

TMUs

216

112

ROPs

96

320

Tensor Cores

-

80

RT Cores

54

128 KB (per SM)

L1 Cache

128 KB per Array

6 MB

L2 Cache

2 MB

-

L3 Cache

48 MB

Theoretical Performance

186.5 GPixel/s

Pixel Rate

244.2 GPixel/s

532.8 GTexel/s

Texture Rate

549.5 GTexel/s

34.10 TFLOPS

FP16 (half)

70.34 TFLOPS

34.10 TFLOPS

FP32 (float)

35.17 TFLOPS

532.8 GFLOPS

FP64 (double)

1099 GFLOPS

Board Design

350W

TDP

245W

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

2x 8-pin

Graphics Processor

GA102

GPU Name

Navi 32

GA102-225-A1

GPU Variant

Navi 32 XL (215-180000076)

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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