AMD Radeon Pro W6900X vs AMD Radeon RX 580

VS

We compared two Desktop platform GPUs: 32GB VRAM Radeon Pro W6900X and 8GB VRAM Radeon RX 580 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 Clock has increased by 60% (2150MHz vs 1340MHz)

More VRAM (32GB vs 8GB)

Larger VRAM bandwidth (512.0GB/s vs 256.0GB/s)

2816 additional rendering cores

AMD Radeon RX 580 's Advantages

Lower TDP (185W vs 300W)

Score

Benchmark

FP32 (float)

Radeon Pro W6900X +256%

22.02 TFLOPS

Radeon RX 580

6.175 TFLOPS

Radeon Pro W6900X

VS

Radeon RX 580

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 x16

Clock Speeds

1825 MHz

Base Clock

1257 MHz

2150 MHz

Boost Clock

1340 MHz

2000 MHz

Memory Clock

2000 MHz

Memory

32GB

Memory Size

8GB

GDDR6

Memory Type

GDDR5

256bit

Memory Bus

256bit

512.0GB/s

Bandwidth

256.0GB/s

Render Config

-

SM Count

-

80

Compute Units

36

5120

Shading Units

2304

320

TMUs

144

128

ROPs

32

-

Tensor Cores

-

80

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per CU)

4 MB

L2 Cache

2 MB

Theoretical Performance

275.2 GPixel/s

Pixel Rate

42.88 GPixel/s

688.0 GTexel/s

Texture Rate

193.0 GTexel/s

44.03 TFLOPS

FP16 (half)

6.175 TFLOPS

22.02 TFLOPS

FP32 (float)

6.175 TFLOPS

1376 GFLOPS

FP64 (double)

385.9 GFLOPS

Graphics Processor

Navi 21

GPU Name

Polaris 20

Navi 21 Pro-XTA

GPU Variant

Polaris 20 XTX (215-0910038)

RDNA 2.0

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

7 nm

Process Size

14 nm

26.8 billion

Transistors

5.7 billion

520 mm²

Die Size

232 mm²

Board Design

300W

TDP

185W

700 W

Suggested PSU

450 W

1x HDMI 2.1 4x Thunderbolt

Outputs

1x HDMI 2.0b 3x DisplayPort 1.4a

None

Power Connectors

1x 8-pin

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.1

OpenCL

2.1

1.3

Vulkan

1.2

-

CUDA

-

6.5

Shader Model

6.4

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