AMD Radeon RX 6650M XT vs NVIDIA GeForce 945A

VS

AMD Radeon RX 6650M XT

NVIDIA GeForce 945A

We compared two Mobile platform GPUs: 8GB VRAM Radeon RX 6650M XT and 1024MB VRAM GeForce 945A 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 6 years and 10 months late

Boost Clock has increased by 103% (2416MHz vs 1189MHz)

More VRAM (8GB vs 1024GB)

Larger VRAM bandwidth (256.0GB/s vs 40.10GB/s)

1664 additional rendering cores

NVIDIA GeForce 945A 's Advantages

Lower TDP (33W vs 120W)

Score

Benchmark

FP32 (float)

Radeon RX 6650M XT +983%

9.896 TFLOPS

GeForce 945A

0.913 TFLOPS

Radeon RX 6650M XT

VS

GeForce 945A

Graphics Card

Jan 2022

Release Date

Mar 2015

Mobility Radeon

Generation

GeForce 900A

Mobile

Type

Mobile

PCIe 4.0 x8

Bus Interface

PCIe 3.0 x8

Clock Speeds

2068 MHz

Base Clock

1006 MHz

2416 MHz

Boost Clock

1189 MHz

2000 MHz

Memory Clock

1253 MHz

Memory

8GB

Memory Size

1024MB

GDDR6

Memory Type

GDDR5

128bit

Memory Bus

64bit

256.0GB/s

Bandwidth

40.10GB/s

Render Config

32

Compute Units

-

2048

Shading Units

384

128

TMUs

24

64

ROPs

8

-

32

RT Cores

-

128 KB per Array

L1 Cache

64 KB (per SMM)

2 MB

L2 Cache

1024 KB

32 MB

L3 Cache

-

Theoretical Performance

154.6 GPixel/s

Pixel Rate

9.512 GPixel/s

309.2 GTexel/s

Texture Rate

28.54 GTexel/s

19.79 TFLOPS

FP16 (half)

-

9.896 TFLOPS

FP32 (float)

913.2 GFLOPS

618.5 GFLOPS

FP64 (double)

28.54 GFLOPS

Board Design

120W

TDP

33W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

Navi 23

GPU Name

GM108

-

RDNA 2.0

Architecture

Maxwell

TSMC

Foundry

TSMC

7 nm

Process Size

28 nm

11.06 billion

Transistors

Unknown

237 mm²

Die Size

Unknown

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.1

OpenCL

3.0

1.3

Vulkan

1.3

-

CUDA

5.0

6.5

Shader Model

5.1

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