AMD Radeon RX 6650 XT vs AMD Radeon 540

VS

AMD Radeon RX 6650 XT

AMD Radeon 540

We compared two Desktop platform GPUs: 8GB VRAM Radeon RX 6650 XT and 1024MB VRAM AMD Radeon 540 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6650 XT 's Advantages

Released 5 years and 1 months late

Boost Clock2635MHz

More VRAM (8GB vs 1024GB)

Larger VRAM bandwidth (280.3GB/s vs 24.00GB/s)

1664 additional rendering cores

AMD Radeon 540 's Advantages

Lower TDP (50W vs 176W)

Score

Benchmark

FP32 (float)

Radeon RX 6650 XT +1088%

10.79 TFLOPS

AMD Radeon 540

0.908 TFLOPS

Radeon RX 6650 XT

VS

AMD Radeon 540

Graphics Card

May 2022

Release Date

Apr 2017

Navi II

Generation

Polaris

Desktop

Type

Desktop

PCIe 4.0 x8

Bus Interface

PCIe 3.0 x8

Clock Speeds

2055 MHz

Base Clock

-

2635 MHz

Boost Clock

-

2190 MHz

Memory Clock

1500 MHz

Memory

8GB

Memory Size

1024MB

GDDR6

Memory Type

GDDR5

128bit

Memory Bus

32bit

280.3GB/s

Bandwidth

24.00GB/s

Render Config

32

Compute Units

6

-

2048

Shading Units

384

128

TMUs

24

64

ROPs

16

-

32

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

512 KB

32 MB

L3 Cache

-

Theoretical Performance

168.6 GPixel/s

Pixel Rate

18.93 GPixel/s

337.3 GTexel/s

Texture Rate

28.39 GTexel/s

21.59 TFLOPS

FP16 (half)

908.5 GFLOPS

10.79 TFLOPS

FP32 (float)

908.5 GFLOPS

674.6 GFLOPS

FP64 (double)

56.78 GFLOPS

Board Design

176W

TDP

50W

450 W

Suggested PSU

250 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

2x DisplayPort 1.4a

1x 8-pin

Power Connectors

None

Graphics Processor

Navi 23

GPU Name

Lexa

Navi 23 KXT (215-130000136)

GPU Variant

Lexa PRO (215-0904018)

RDNA 2.0

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

7 nm

Process Size

14 nm

11.06 billion

Transistors

2.2 billion

237 mm²

Die Size

103 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_0)

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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