AMD Radeon RX 6600 vs AMD Radeon Pro V420

VS

AMD Radeon RX 6600

AMD Radeon Pro V420

We compared two Desktop platform GPUs: 8GB VRAM Radeon RX 6600 and 32GB VRAM AMD Radeon Pro V420 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6600 's Advantages

Boost Clock has increased by 47% (2491MHz vs 1700MHz)

Lower TDP (132W vs 300W)

AMD Radeon Pro V420 's Advantages

More VRAM (32GB vs 8GB)

Larger VRAM bandwidth (819.2GB/s vs 224.0GB/s)

2304 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 6600

8.928 TFLOPS

AMD Radeon Pro V420 +56%

13.93 TFLOPS

Radeon RX 6600

VS

AMD Radeon Pro V420

Graphics Card

Oct 2021

Release Date

Unknown

Navi II

Generation

Radeon Pro Vega

Desktop

Type

Desktop

PCIe 4.0 x8

Bus Interface

PCIe 4.0 x16

Clock Speeds

1626 MHz

Base Clock

800 MHz

2491 MHz

Boost Clock

1700 MHz

1750 MHz

Memory Clock

800 MHz

Memory

8GB

Memory Size

32GB

GDDR6

Memory Type

HBM2

128bit

Memory Bus

4096bit

224.0GB/s

Bandwidth

819.2GB/s

Render Config

28

Compute Units

64

-

1792

Shading Units

4096

112

TMUs

256

64

ROPs

64

-

28

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

4 MB

32 MB

L3 Cache

-

Theoretical Performance

159.4 GPixel/s

Pixel Rate

108.8 GPixel/s

279.0 GTexel/s

Texture Rate

435.2 GTexel/s

17.86 TFLOPS

FP16 (half)

27.85 TFLOPS

8.928 TFLOPS

FP32 (float)

13.93 TFLOPS

558.0 GFLOPS

FP64 (double)

6.963 TFLOPS

Board Design

132W

TDP

300W

300 W

Suggested PSU

700 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

6x mini-DisplayPort 1.4a

1x 8-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

Navi 23

GPU Name

Vega 20

Navi 23 XL (215-130000016)

GPU Variant

Vega 20 GLXT WS (215-0914026)

RDNA 2.0

Architecture

GCN 5.1

TSMC

Foundry

TSMC

7 nm

Process Size

7 nm

11.06 billion

Transistors

13.23 billion

237 mm²

Die Size

331 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_1)

4.6

OpenGL

4.6

2.1

OpenCL

2.1

1.3

Vulkan

1.3

-

6.5

Shader Model

6.7

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