AMD Radeon Pro W6900X vs AMD Radeon RX Vega 56

VS

AMD Radeon Pro W6900X

AMD Radeon RX Vega 56

We compared two Desktop platform GPUs: 32GB VRAM Radeon Pro W6900X and 8GB VRAM Radeon RX Vega 56 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 late

Boost Clock has increased by 46% (2150MHz vs 1471MHz)

More VRAM (32GB vs 8GB)

Larger VRAM bandwidth (512.0GB/s vs 409.6GB/s)

1536 additional rendering cores

AMD Radeon RX Vega 56 's Advantages

Lower TDP (210W vs 300W)

Score

Benchmark

FP32 (float)

Radeon Pro W6900X +108%

22.02 TFLOPS

Radeon RX Vega 56

10.54 TFLOPS

Radeon Pro W6900X

VS

Radeon RX Vega 56

Graphics Card

Aug 2021

Release Date

Aug 2017

Radeon Pro Mac

Generation

Vega

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1825 MHz

Base Clock

1156 MHz

2150 MHz

Boost Clock

1471 MHz

2000 MHz

Memory Clock

800 MHz

Memory

32GB

Memory Size

8GB

GDDR6

Memory Type

HBM2

256bit

Memory Bus

2048bit

512.0GB/s

Bandwidth

409.6GB/s

Render Config

80

Compute Units

56

-

5120

Shading Units

3584

320

TMUs

224

128

ROPs

64

-

80

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per CU)

4 MB

L2 Cache

4 MB

128 MB

L3 Cache

-

Theoretical Performance

275.2 GPixel/s

Pixel Rate

94.14 GPixel/s

688.0 GTexel/s

Texture Rate

329.5 GTexel/s

44.03 TFLOPS

FP16 (half)

21.09 TFLOPS

22.02 TFLOPS

FP32 (float)

10.54 TFLOPS

1376 GFLOPS

FP64 (double)

659.0 GFLOPS

Board Design

300W

TDP

210W

700 W

Suggested PSU

550 W

1x HDMI 2.1 4x Thunderbolt

Outputs

1x HDMI 2.0b 3x DisplayPort 1.4a

None

Power Connectors

2x 8-pin

Graphics Processor

Navi 21

GPU Name

Vega 10

Navi 21 Pro-XTA

GPU Variant

Vega 10 XL (215-0894216)

RDNA 2.0

Architecture

GCN 5.0

TSMC

Foundry

GlobalFoundries

7 nm

Process Size

14 nm

26.8 billion

Transistors

12.5 billion

520 mm²

Die Size

495 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_1)

4.6

OpenGL

4.6

2.1

OpenCL

2.1

1.3

Vulkan

1.2

-

6.5

Shader Model

6.4

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