NVIDIA GeForce RTX 4080 vs AMD Radeon Pro W6800X

VS

NVIDIA GeForce RTX 4080 AMD Radeon Pro W6800X

We compared two Desktop platform GPUs: 16GB VRAM GeForce RTX 4080 and 32GB VRAM Radeon Pro W6800X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 4080 's Advantages

Released 1 years and 1 months late

Boost Clock has increased by 20% (2505MHz vs 2087MHz)

Larger VRAM bandwidth (716.8GB/s vs 512.0GB/s)

5888 additional rendering cores

AMD Radeon Pro W6800X 's Advantages

More VRAM (32GB vs 16GB)

Lower TDP (200W vs 320W)

Score

Benchmark

FP32 (float)

GeForce RTX 4080 +204%

48.74 TFLOPS

Radeon Pro W6800X

16.03 TFLOPS

GeForce RTX 4080

VS

Radeon Pro W6800X

Graphics Card

Sep 2022

Release Date

Aug 2021

GeForce 40

Generation

Radeon Pro Mac

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

Apple MPX

Clock Speeds

2205 MHz

Base Clock

1800 MHz

2505 MHz

Boost Clock

2087 MHz

1400 MHz

Memory Clock

2000 MHz

Memory

16GB

Memory Size

32GB

GDDR6X

Memory Type

GDDR6

256bit

Memory Bus

256bit

716.8GB/s

Bandwidth

512.0GB/s

Render Config

76

SM Count

-

Compute Units

60

9728

Shading Units

3840

304

TMUs

240

112

ROPs

96

304

Tensor Cores

-

76

RT Cores

60

128 KB (per SM)

L1 Cache

128 KB per Array

64 MB

L2 Cache

4 MB

Theoretical Performance

280.6 GPixel/s

Pixel Rate

200.4 GPixel/s

761.5 GTexel/s

Texture Rate

500.9 GTexel/s

48.74 TFLOPS

FP16 (half)

32.06 TFLOPS

48.74 TFLOPS

FP32 (float)

16.03 TFLOPS

761.5 GFLOPS

FP64 (double)

1002 GFLOPS

Graphics Processor

AD103

GPU Name

Navi 21

AD103-300-A1

GPU Variant

Navi 21 Pro-XLA

Ada Lovelace

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

5 nm

Process Size

7 nm

45.9 billion

Transistors

26.8 billion

379 mm²

Die Size

520 mm²

Board Design

320W

TDP

200W

700 W

Suggested PSU

550 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

1x HDMI 2.1 4x Thunderbolt

1x 16-pin

Power Connectors

Apple MPX

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

8.9

CUDA

-

6.7

Shader Model

6.7

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