NVIDIA GeForce RTX 3080 Ti 20 GB vs AMD Radeon Pro Duo

VS

NVIDIA GeForce RTX 3080 Ti 20 GB

AMD Radeon Pro Duo

We compared two Desktop platform GPUs: 20GB VRAM GeForce RTX 3080 Ti 20 GB and 4GB VRAM Radeon Pro Duo 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

Released 5 years and 9 months late

Boost Clock1665MHz

More VRAM (20GB vs 4GB)

Larger VRAM bandwidth (760.3GB/s vs 512.0GB/s)

6144 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce RTX 3080 Ti 20 GB +316%

34.1 TFLOPS

Radeon Pro Duo

8.192 TFLOPS

GeForce RTX 3080 Ti 20 GB

VS

Radeon Pro Duo

Graphics Card

Jan 2022

Release Date

Apr 2016

GeForce 30

Generation

Radeon Pro

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1335 MHz

Base Clock

-

1665 MHz

Boost Clock

-

1188 MHz

Memory Clock

500 MHz

Memory

20GB

Memory Size

4GB

GDDR6X

Memory Type

HBM

320bit

Memory Bus

4096bit

760.3GB/s

Bandwidth

512.0GB/s

Render Config

-

Compute Units

64

80

SM Count

-

10240

Shading Units

4096

320

TMUs

256

112

ROPs

64

320

Tensor Cores

-

80

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per CU)

6 MB

L2 Cache

2 MB

-

Theoretical Performance

186.5 GPixel/s

Pixel Rate

64.00 GPixel/s

532.8 GTexel/s

Texture Rate

256.0 GTexel/s

34.10 TFLOPS

FP16 (half)

8.192 TFLOPS

34.10 TFLOPS

FP32 (float)

8.192 TFLOPS

532.8 GFLOPS

FP64 (double)

512.0 GFLOPS

Board Design

350W

TDP

350W

750 W

Suggested PSU

750 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

1x HDMI 1.4a 3x DisplayPort 1.2

1x 12-pin

Power Connectors

3x 8-pin

Graphics Processor

GA102

GPU Name

Capsaicin

GA102-225-A1

GPU Variant

Capsaicin XT

Ampere

Architecture

GCN 3.0

Samsung

Foundry

TSMC

8 nm

Process Size

28 nm

28.3 billion

Transistors

8.9 billion

628 mm²

Die Size

596 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_0)

4.6

OpenGL

4.6

3.0

OpenCL

2.0

1.3

Vulkan

1.2

8.6

CUDA

-

6.6

Shader Model

6.0

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