NVIDIA GeForce RTX 2080 Max Q vs AMD Radeon RX 6650M XT

VS

NVIDIA GeForce RTX 2080 Max Q AMD Radeon RX 6650M XT

We compared two Mobile platform GPUs: 8GB VRAM GeForce RTX 2080 Max Q and 8GB VRAM Radeon RX 6650M XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 2080 Max Q 's Advantages

Larger VRAM bandwidth (384.0GB/s vs 256.0GB/s)

896 additional rendering cores

Lower TDP (80W vs 120W)

AMD Radeon RX 6650M XT 's Advantages

Released 3 years late

Boost Clock has increased by 121% (2416MHz vs 1095MHz)

Score

Benchmark

FP32 (float)

GeForce RTX 2080 Max Q

6.447 TFLOPS

Radeon RX 6650M XT +53%

9.896 TFLOPS

GeForce RTX 2080 Max Q

VS

Radeon RX 6650M XT

Graphics Card

Jan 2019

Release Date

Jan 2022

GeForce 20 Mobile

Generation

Mobility Radeon

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x8

Clock Speeds

735 MHz

Base Clock

2068 MHz

1095 MHz

Boost Clock

2416 MHz

1500 MHz

Memory Clock

2000 MHz

Memory

8GB

Memory Size

8GB

GDDR6

Memory Type

GDDR6

256bit

Memory Bus

128bit

384.0GB/s

Bandwidth

256.0GB/s

Render Config

46

SM Count

-

Compute Units

32

2944

Shading Units

2048

184

TMUs

128

64

ROPs

64

368

Tensor Cores

-

46

RT Cores

32

64 KB (per SM)

L1 Cache

128 KB per Array

4 MB

L2 Cache

2 MB

Theoretical Performance

70.08 GPixel/s

Pixel Rate

154.6 GPixel/s

201.5 GTexel/s

Texture Rate

309.2 GTexel/s

12.89 TFLOPS

FP16 (half)

19.79 TFLOPS

6.447 TFLOPS

FP32 (float)

9.896 TFLOPS

201.5 GFLOPS

FP64 (double)

618.5 GFLOPS

Graphics Processor

TU104

GPU Name

Navi 23

N18E-G3-A1

GPU Variant

-

Turing

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

12 nm

Process Size

7 nm

13.6 billion

Transistors

11.06 billion

545 mm²

Die Size

237 mm²

Board Design

80W

TDP

120W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Features

12 Ultimate (12_2)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

3.0

OpenCL

2.1

1.3

Vulkan

1.3

7.5

CUDA

-

6.6

Shader Model

6.5

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