NVIDIA GeForce RTX 3080 vs AMD Radeon Pro W6900X

VS

NVIDIA GeForce RTX 3080

AMD Radeon Pro W6900X

We compared two Desktop platform GPUs: 10GB VRAM GeForce RTX 3080 and 32GB VRAM Radeon Pro W6900X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 3080 's Advantages

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

3584 additional rendering cores

AMD Radeon Pro W6900X 's Advantages

Released 11 months late

Boost Clock has increased by 26% (2150MHz vs 1710MHz)

More VRAM (32GB vs 10GB)

Lower TDP (300W vs 320W)

Score

Benchmark

FP32 (float)

GeForce RTX 3080 +35%

29.77 TFLOPS

Radeon Pro W6900X

22.02 TFLOPS

GeForce RTX 3080

VS

Radeon Pro W6900X

Graphics Card

Sep 2020

Release Date

Aug 2021

GeForce 30

Generation

Radeon Pro Mac

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1440 MHz

Base Clock

1825 MHz

1710 MHz

Boost Clock

2150 MHz

1188 MHz

Memory Clock

2000 MHz

Memory

10GB

Memory Size

32GB

GDDR6X

Memory Type

GDDR6

320bit

Memory Bus

256bit

760.3GB/s

Bandwidth

512.0GB/s

Render Config

-

Compute Units

80

68

SM Count

-

8704

Shading Units

5120

272

TMUs

320

96

ROPs

128

272

Tensor Cores

-

68

RT Cores

80

128 KB (per SM)

L1 Cache

128 KB per Array

5 MB

L2 Cache

4 MB

-

L3 Cache

128 MB

Theoretical Performance

164.2 GPixel/s

Pixel Rate

275.2 GPixel/s

465.1 GTexel/s

Texture Rate

688.0 GTexel/s

29.77 TFLOPS

FP16 (half)

44.03 TFLOPS

29.77 TFLOPS

FP32 (float)

22.02 TFLOPS

465.1 GFLOPS

FP64 (double)

1376 GFLOPS

Board Design

320W

TDP

300W

700 W

Suggested PSU

700 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

1x HDMI 2.1 4x Thunderbolt

1x 12-pin

Power Connectors

None

Graphics Processor

GA102

GPU Name

Navi 21

GA102-200-KD-A1

GPU Variant

Navi 21 Pro-XTA

Ampere

Architecture

RDNA 2.0

Samsung

Foundry

TSMC

8 nm

Process Size

7 nm

28.3 billion

Transistors

26.8 billion

628 mm²

Die Size

520 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

3.0

OpenCL

2.1

1.3

Vulkan

1.3

8.6

CUDA

-

6.6

Shader Model

6.5

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