AMD Radeon RX 6650M XT vs AMD Radeon HD 6450A

VS

AMD Radeon RX 6650M XT AMD Radeon HD 6450A

We compared two Mobile platform GPUs: 8GB VRAM Radeon RX 6650M XT and 512MB VRAM Radeon HD 6450A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6650M XT 's Advantages

Released 10 years and 9 months late

Boost Clock2416MHz

Larger VRAM bandwidth (256.0GB/s vs 8.528GB/s)

1888 additional rendering cores

AMD Radeon HD 6450A 's Advantages

Lower TDP (25W vs 120W)

Score

Benchmark

FP32 (float)

Radeon RX 6650M XT +4848%

9.896 TFLOPS

Radeon HD 6450A

0.2 TFLOPS

Radeon RX 6650M XT

VS

Radeon HD 6450A

Graphics Card

Jan 2022

Release Date

Apr 2011

Mobility Radeon

Generation

All-In-One

Mobile

Type

Mobile

PCIe 4.0 x8

Bus Interface

MXM-A (3.0)

Clock Speeds

2068 MHz

Base Clock

-

2416 MHz

Boost Clock

-

2000 MHz

Memory Clock

533 MHz

Memory

8GB

Memory Size

512MB

GDDR6

Memory Type

DDR3

128bit

Memory Bus

64bit

256.0GB/s

Bandwidth

8.528GB/s

Render Config

-

SM Count

-

32

Compute Units

2

2048

Shading Units

160

128

TMUs

8

64

ROPs

4

-

Tensor Cores

-

32

RT Cores

-

128 KB per Array

L1 Cache

8 KB (per CU)

2 MB

L2 Cache

128 KB

Theoretical Performance

154.6 GPixel/s

Pixel Rate

2.500 GPixel/s

309.2 GTexel/s

Texture Rate

5.000 GTexel/s

19.79 TFLOPS

FP16 (half)

-

9.896 TFLOPS

FP32 (float)

200.0 GFLOPS

618.5 GFLOPS

FP64 (double)

-

Graphics Processor

Navi 23

GPU Name

Caicos

-

GPU Variant

-

RDNA 2.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

7 nm

Process Size

40 nm

11.06 billion

Transistors

0.37 billion

237 mm²

Die Size

67 mm²

Board Design

120W

TDP

25W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Features

12 Ultimate (12_2)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

2.1

OpenCL

1.2

1.3

Vulkan

N/A

-

CUDA

-

6.5

Shader Model

5.0

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