NVIDIA GeForce RTX 2080 Mobile vs AMD Radeon RX 6650M XT

VS

NVIDIA GeForce RTX 2080 Mobile

AMD Radeon RX 6650M XT

We compared two Mobile platform GPUs: 8GB VRAM GeForce RTX 2080 Mobile 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 Mobile 's Advantages

Larger VRAM bandwidth (448.0GB/s vs 256.0GB/s)

896 additional rendering cores

AMD Radeon RX 6650M XT 's Advantages

Released 3 years late

Boost Clock has increased by 52% (2416MHz vs 1590MHz)

Lower TDP (120W vs 150W)

Score

Benchmark

FP32 (float)

GeForce RTX 2080 Mobile

9.362 TFLOPS

Radeon RX 6650M XT +5%

9.896 TFLOPS

GeForce RTX 2080 Mobile

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

1380 MHz

Base Clock

2068 MHz

1590 MHz

Boost Clock

2416 MHz

1750 MHz

Memory Clock

2000 MHz

Memory

8GB

Memory Size

8GB

GDDR6

Memory Type

GDDR6

256bit

Memory Bus

128bit

448.0GB/s

Bandwidth

256.0GB/s

Render Config

-

Compute Units

32

46

SM Count

-

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

-

L3 Cache

32 MB

Theoretical Performance

101.8 GPixel/s

Pixel Rate

154.6 GPixel/s

292.6 GTexel/s

Texture Rate

309.2 GTexel/s

18.72 TFLOPS

FP16 (half)

19.79 TFLOPS

9.362 TFLOPS

FP32 (float)

9.896 TFLOPS

292.6 GFLOPS

FP64 (double)

618.5 GFLOPS

Board Design

150W

TDP

120W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

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

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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