AMD Radeon RX 6650M XT vs AMD Radeon R9 M395 Mac Edition

VS

AMD Radeon RX 6650M XT

AMD Radeon R9 M395 Mac Edition

We compared two Mobile platform GPUs: 8GB VRAM Radeon RX 6650M XT and 2GB VRAM Radeon R9 M395 Mac Edition 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 8 months late

Boost Clock2416MHz

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (256.0GB/s vs 174.7GB/s)

256 additional rendering cores

Lower TDP (120W vs 250W)

Score

Benchmark

FP32 (float)

Radeon RX 6650M XT +231%

9.896 TFLOPS

Radeon R9 M395 Mac Edition

2.989 TFLOPS

Radeon RX 6650M XT

VS

Radeon R9 M395 Mac Edition

Graphics Card

Jan 2022

Release Date

May 2015

Mobility Radeon

Generation

Crystal System

Mobile

Type

Mobile

PCIe 4.0 x8

Bus Interface

MXM-B (3.0)

Clock Speeds

2068 MHz

Base Clock

-

2416 MHz

Boost Clock

-

2000 MHz

Memory Clock

1365 MHz

Memory

8GB

Memory Size

2GB

GDDR6

Memory Type

GDDR5

128bit

Memory Bus

256bit

256.0GB/s

Bandwidth

174.7GB/s

Render Config

32

Compute Units

28

-

2048

Shading Units

1792

128

TMUs

112

64

ROPs

32

-

32

RT Cores

-

128 KB per Array

L1 Cache

-

2 MB

L2 Cache

-

32 MB

L3 Cache

-

Theoretical Performance

154.6 GPixel/s

Pixel Rate

26.69 GPixel/s

309.2 GTexel/s

Texture Rate

93.41 GTexel/s

19.79 TFLOPS

FP16 (half)

-

9.896 TFLOPS

FP32 (float)

2.989 TFLOPS

618.5 GFLOPS

FP64 (double)

373.6 GFLOPS

Board Design

120W

TDP

250W

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

Navi 23

GPU Name

Amethyst

-

GPU Variant

Amethyst PRO (216-0872004)

RDNA 2.0

Architecture

GCN 3.0

TSMC

Foundry

TSMC

7 nm

Process Size

28 nm

11.06 billion

Transistors

5 billion

237 mm²

Die Size

366 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.1

OpenCL

2.0

1.3

Vulkan

1.2

-

6.5

Shader Model

6.3

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