AMD Radeon Pro W6900X vs AMD Radeon 540

VS

AMD Radeon Pro W6900X

AMD Radeon 540

We compared two Desktop platform GPUs: 32GB VRAM Radeon Pro W6900X and 1024MB VRAM AMD Radeon 540 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro W6900X 's Advantages

Released 4 years and 4 months late

Boost Clock2150MHz

More VRAM (32GB vs 1024GB)

Larger VRAM bandwidth (512.0GB/s vs 24.00GB/s)

4736 additional rendering cores

AMD Radeon 540 's Advantages

Lower TDP (50W vs 300W)

Score

Benchmark

FP32 (float)

Radeon Pro W6900X +2325%

22.02 TFLOPS

AMD Radeon 540

0.908 TFLOPS

Radeon Pro W6900X

VS

AMD Radeon 540

Graphics Card

Aug 2021

Release Date

Apr 2017

Radeon Pro Mac

Generation

Polaris

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

1825 MHz

Base Clock

-

2150 MHz

Boost Clock

-

2000 MHz

Memory Clock

1500 MHz

Memory

32GB

Memory Size

1024MB

GDDR6

Memory Type

GDDR5

256bit

Memory Bus

32bit

512.0GB/s

Bandwidth

24.00GB/s

Render Config

80

Compute Units

6

-

5120

Shading Units

384

320

TMUs

24

128

ROPs

16

-

80

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per CU)

4 MB

L2 Cache

512 KB

128 MB

L3 Cache

-

Theoretical Performance

275.2 GPixel/s

Pixel Rate

18.93 GPixel/s

688.0 GTexel/s

Texture Rate

28.39 GTexel/s

44.03 TFLOPS

FP16 (half)

908.5 GFLOPS

22.02 TFLOPS

FP32 (float)

908.5 GFLOPS

1376 GFLOPS

FP64 (double)

56.78 GFLOPS

Board Design

300W

TDP

50W

700 W

Suggested PSU

250 W

1x HDMI 2.1 4x Thunderbolt

Outputs

2x DisplayPort 1.4a

None

Power Connectors

None

Graphics Processor

Navi 21

GPU Name

Lexa

Navi 21 Pro-XTA

GPU Variant

Lexa PRO (215-0904018)

RDNA 2.0

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

7 nm

Process Size

14 nm

26.8 billion

Transistors

2.2 billion

520 mm²

Die Size

103 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.1

OpenCL

2.1

1.3

Vulkan

1.3

-

6.5

Shader Model

6.7

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