AMD Radeon RX Vega 64 Limited Edition vs AMD Radeon Pro W6900X

VS

AMD Radeon RX Vega 64 Limited Edition

AMD Radeon Pro W6900X

We compared two Desktop platform GPUs: 8GB VRAM Radeon RX Vega 64 Limited Edition and 32GB VRAM Radeon Pro W6900X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX Vega 64 Limited Edition 's Advantages

Lower TDP (295W vs 300W)

AMD Radeon Pro W6900X 's Advantages

Released 4 years late

Boost Clock has increased by 39% (2150MHz vs 1546MHz)

More VRAM (32GB vs 8GB)

Larger VRAM bandwidth (512.0GB/s vs 483.8GB/s)

1024 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX Vega 64 Limited Edition

12.66 TFLOPS

Radeon Pro W6900X +73%

22.02 TFLOPS

Radeon RX Vega 64 Limited Edition

VS

Radeon Pro W6900X

Graphics Card

Aug 2017

Release Date

Aug 2021

Vega

Generation

Radeon Pro Mac

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1247 MHz

Base Clock

1825 MHz

1546 MHz

Boost Clock

2150 MHz

945 MHz

Memory Clock

2000 MHz

Memory

8GB

Memory Size

32GB

HBM2

Memory Type

GDDR6

2048bit

Memory Bus

256bit

483.8GB/s

Bandwidth

512.0GB/s

Render Config

64

Compute Units

80

-

4096

Shading Units

5120

256

TMUs

320

64

ROPs

128

-

RT Cores

80

16 KB (per CU)

L1 Cache

128 KB per Array

4 MB

L2 Cache

4 MB

-

L3 Cache

128 MB

Theoretical Performance

98.94 GPixel/s

Pixel Rate

275.2 GPixel/s

395.8 GTexel/s

Texture Rate

688.0 GTexel/s

25.33 TFLOPS

FP16 (half)

44.03 TFLOPS

12.66 TFLOPS

FP32 (float)

22.02 TFLOPS

791.6 GFLOPS

FP64 (double)

1376 GFLOPS

Board Design

295W

TDP

300W

600 W

Suggested PSU

700 W

1x HDMI 2.0b 3x DisplayPort 1.4a

Outputs

1x HDMI 2.1 4x Thunderbolt

2x 8-pin

Power Connectors

None

Graphics Processor

Vega 10

GPU Name

Navi 21

Vega 10 XT (215-0894200)

GPU Variant

Navi 21 Pro-XTA

GCN 5.0

Architecture

RDNA 2.0

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

7 nm

12.5 billion

Transistors

26.8 billion

495 mm²

Die Size

520 mm²

Graphics Features

12 (12_1)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.1

OpenCL

2.1

1.2

Vulkan

1.3

-

6.4

Shader Model

6.5

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