AMD Radeon RX 540 Mobile vs AMD Radeon RX 6650M

VS

AMD Radeon RX 540 Mobile AMD Radeon RX 6650M

We compared two Mobile platform GPUs: 2GB VRAM Radeon RX 540 Mobile and 8GB VRAM Radeon RX 6650M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 540 Mobile 's Advantages

Lower TDP (50W vs 120W)

AMD Radeon RX 6650M 's Advantages

Released 4 years and 2 months late

Boost Clock has increased by 98% (2416MHz vs 1219MHz)

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (256.0GB/s vs 96.00GB/s)

1280 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 540 Mobile

1.248 TFLOPS

Radeon RX 6650M +593%

8.659 TFLOPS

Radeon RX 540 Mobile

VS

Radeon RX 6650M

Graphics Card

Nov 2017

Release Date

Jan 2022

Mobility Radeon

Generation

Mobility Radeon

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 4.0 x8

Clock Speeds

1124 MHz

Base Clock

2068 MHz

1219 MHz

Boost Clock

2416 MHz

1500 MHz

Memory Clock

2000 MHz

Memory

2GB

Memory Size

8GB

GDDR5

Memory Type

GDDR6

128bit

Memory Bus

128bit

96.00GB/s

Bandwidth

256.0GB/s

Render Config

-

SM Count

-

8

Compute Units

28

512

Shading Units

1792

32

TMUs

112

16

ROPs

64

-

Tensor Cores

-

RT Cores

28

16 KB (per CU)

L1 Cache

128 KB per Array

512 KB

L2 Cache

2 MB

Theoretical Performance

19.50 GPixel/s

Pixel Rate

154.6 GPixel/s

39.01 GTexel/s

Texture Rate

270.6 GTexel/s

1248 GFLOPS

FP16 (half)

17.32 TFLOPS

1248 GFLOPS

FP32 (float)

8.659 TFLOPS

78.02 GFLOPS

FP64 (double)

541.2 GFLOPS

Graphics Processor

Lexa

GPU Name

Navi 23

Lexa PRO (215-0904018)

GPU Variant

-

GCN 4.0

Architecture

RDNA 2.0

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

7 nm

2.2 billion

Transistors

11.06 billion

103 mm²

Die Size

237 mm²

Board Design

50W

TDP

120W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Features

12 (12_0)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.1

OpenCL

2.1

1.2

Vulkan

1.3

-

CUDA

-

6.4

Shader Model

6.5

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