AMD Radeon RX 6600M vs AMD Radeon Pro Vega 64X

VS

AMD Radeon RX 6600M AMD Radeon Pro Vega 64X

We compared two Mobile platform GPUs: 8GB VRAM Radeon RX 6600M and 16GB VRAM Radeon Pro Vega 64X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6600M 's Advantages

Released 2 years and 2 months late

Boost Clock has increased by 65% (2416MHz vs 1468MHz)

Lower TDP (100W vs 250W)

AMD Radeon Pro Vega 64X 's Advantages

More VRAM (16GB vs 8GB)

Larger VRAM bandwidth (512.0GB/s vs 224.0GB/s)

2304 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 6600M

8.659 TFLOPS

Radeon Pro Vega 64X +38%

12.03 TFLOPS

Blender

Radeon RX 6600M +41%

956

Radeon Pro Vega 64X

674

Radeon RX 6600M

VS

Radeon Pro Vega 64X

Graphics Card

May 2021

Release Date

Mar 2019

Mobility Radeon

Generation

Radeon Pro Mac

Mobile

Type

Mobile

PCIe 4.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

2068 MHz

Base Clock

1250 MHz

2416 MHz

Boost Clock

1468 MHz

1750 MHz

Memory Clock

1000 MHz

Memory

8GB

Memory Size

16GB

GDDR6

Memory Type

HBM2

128bit

Memory Bus

2048bit

224.0GB/s

Bandwidth

512.0GB/s

Render Config

-

SM Count

-

28

Compute Units

64

1792

Shading Units

4096

112

TMUs

256

64

ROPs

64

-

Tensor Cores

-

28

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

4 MB

Theoretical Performance

154.6 GPixel/s

Pixel Rate

93.95 GPixel/s

270.6 GTexel/s

Texture Rate

375.8 GTexel/s

17.32 TFLOPS

FP16 (half)

24.05 TFLOPS

8.659 TFLOPS

FP32 (float)

12.03 TFLOPS

541.2 GFLOPS

FP64 (double)

751.6 GFLOPS

Graphics Processor

Navi 23

GPU Name

Vega 10

-

GPU Variant

Vega 10 XT (215-0894200)

RDNA 2.0

Architecture

GCN 5.0

TSMC

Foundry

GlobalFoundries

7 nm

Process Size

14 nm

11.06 billion

Transistors

12.5 billion

237 mm²

Die Size

495 mm²

Board Design

100W

TDP

250W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

None

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

-

CUDA

-

6.5

Shader Model

6.4

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