AMD Radeon RX 6650M vs NVIDIA GeForce RTX 4080 Mobile

VS

AMD Radeon RX 6650M NVIDIA GeForce RTX 4080 Mobile

We compared two Mobile platform GPUs: 8GB VRAM Radeon RX 6650M and 12GB VRAM GeForce RTX 4080 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6650M 's Advantages

Boost Clock has increased by 45% (2416MHz vs 1665MHz)

NVIDIA GeForce RTX 4080 Mobile 's Advantages

Released 1 years late

More VRAM (12GB vs 8GB)

Larger VRAM bandwidth (432.0GB/s vs 256.0GB/s)

5632 additional rendering cores

Lower TDP (110W vs 120W)

Score

Benchmark

FP32 (float)

Radeon RX 6650M

8.659 TFLOPS

GeForce RTX 4080 Mobile +185%

24.72 TFLOPS

Blender

Radeon RX 6650M

909

GeForce RTX 4080 Mobile +563%

6033

Radeon RX 6650M

VS

GeForce RTX 4080 Mobile

Graphics Card

Jan 2022

Release Date

Jan 2023

Mobility Radeon

Generation

GeForce 40 Mobile

Mobile

Type

Mobile

PCIe 4.0 x8

Bus Interface

PCIe 4.0 x16

Clock Speeds

2068 MHz

Base Clock

1290 MHz

2416 MHz

Boost Clock

1665 MHz

2000 MHz

Memory Clock

2250 MHz

Memory

8GB

Memory Size

12GB

GDDR6

Memory Type

GDDR6

128bit

Memory Bus

192bit

256.0GB/s

Bandwidth

432.0GB/s

Render Config

-

SM Count

58

28

Compute Units

-

1792

Shading Units

7424

112

TMUs

232

64

ROPs

80

-

Tensor Cores

232

28

RT Cores

58

128 KB per Array

L1 Cache

128 KB (per SM)

2 MB

L2 Cache

48 MB

Theoretical Performance

154.6 GPixel/s

Pixel Rate

133.2 GPixel/s

270.6 GTexel/s

Texture Rate

386.3 GTexel/s

17.32 TFLOPS

FP16 (half)

24.72 TFLOPS

8.659 TFLOPS

FP32 (float)

24.72 TFLOPS

541.2 GFLOPS

FP64 (double)

386.3 GFLOPS

Graphics Processor

Navi 23

GPU Name

AD104

-

GPU Variant

GN21-X9

RDNA 2.0

Architecture

Ada Lovelace

TSMC

Foundry

TSMC

7 nm

Process Size

4 nm

11.06 billion

Transistors

35.8 billion

237 mm²

Die Size

295 mm²

Board Design

120W

TDP

110W

-

Suggested PSU

-

No outputs

Outputs

Portable Device Dependent

None

Power Connectors

None

Graphics Features

12 Ultimate (12_2)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.1

OpenCL

3.0

1.3

Vulkan

1.3

-

CUDA

8.9

6.5

Shader Model

6.7

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