AMD Radeon RX 6650M vs AMD Radeon Pro Vega 20

VS

AMD Radeon RX 6650M AMD Radeon Pro Vega 20

We compared two Mobile platform GPUs: 8GB VRAM Radeon RX 6650M and 4GB VRAM Radeon Pro Vega 20 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6650M 's Advantages

Released 3 years and 2 months late

Boost Clock has increased by 88% (2416MHz vs 1283MHz)

More VRAM (8GB vs 4GB)

Larger VRAM bandwidth (256.0GB/s vs 189.4GB/s)

512 additional rendering cores

AMD Radeon Pro Vega 20 's Advantages

Lower TDP (100W vs 120W)

Score

Benchmark

FP32 (float)

Radeon RX 6650M +163%

8.659 TFLOPS

Radeon Pro Vega 20

3.284 TFLOPS

Radeon RX 6650M

VS

Radeon Pro Vega 20

Graphics Card

Jan 2022

Release Date

Nov 2018

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

815 MHz

2416 MHz

Boost Clock

1283 MHz

2000 MHz

Memory Clock

740 MHz

Memory

8GB

Memory Size

4GB

GDDR6

Memory Type

HBM2

128bit

Memory Bus

1024bit

256.0GB/s

Bandwidth

189.4GB/s

Render Config

-

SM Count

-

28

Compute Units

20

1792

Shading Units

1280

112

TMUs

80

64

ROPs

32

-

Tensor Cores

-

28

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

1024 KB

Theoretical Performance

154.6 GPixel/s

Pixel Rate

41.06 GPixel/s

270.6 GTexel/s

Texture Rate

102.6 GTexel/s

17.32 TFLOPS

FP16 (half)

6.569 TFLOPS

8.659 TFLOPS

FP32 (float)

3.284 TFLOPS

541.2 GFLOPS

FP64 (double)

205.3 GFLOPS

Graphics Processor

Navi 23

GPU Name

Vega 12

-

GPU Variant

Vega 12 XTA

RDNA 2.0

Architecture

GCN 5.0

TSMC

Foundry

GlobalFoundries

7 nm

Process Size

14 nm

11.06 billion

Transistors

Unknown

237 mm²

Die Size

Unknown

Board Design

120W

TDP

100W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

-

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

6.3

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