AMD Radeon RX 6650M XT vs NVIDIA GeForce RTX 3080 Ti Mobile

VS

AMD Radeon RX 6650M XT

NVIDIA GeForce RTX 3080 Ti Mobile

We compared two Mobile platform GPUs: 8GB VRAM Radeon RX 6650M XT and 16GB VRAM GeForce RTX 3080 Ti Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6650M XT 's Advantages

Boost Clock has increased by 92% (2416MHz vs 1260MHz)

NVIDIA GeForce RTX 3080 Ti Mobile 's Advantages

More VRAM (16GB vs 8GB)

Larger VRAM bandwidth (512.0GB/s vs 256.0GB/s)

5376 additional rendering cores

Lower TDP (115W vs 120W)

Score

Benchmark

FP32 (float)

Radeon RX 6650M XT

9.896 TFLOPS

GeForce RTX 3080 Ti Mobile +89%

18.71 TFLOPS

Radeon RX 6650M XT

VS

GeForce RTX 3080 Ti Mobile

Graphics Card

Jan 2022

Release Date

Jan 2022

Mobility Radeon

Generation

GeForce 30 Mobile

Mobile

Type

Mobile

PCIe 4.0 x8

Bus Interface

PCIe 4.0 x16

Clock Speeds

2068 MHz

Base Clock

810 MHz

2416 MHz

Boost Clock

1260 MHz

2000 MHz

Memory Clock

2000 MHz

Memory

8GB

Memory Size

16GB

GDDR6

Memory Type

GDDR6

128bit

Memory Bus

256bit

256.0GB/s

Bandwidth

512.0GB/s

Render Config

32

Compute Units

-

SM Count

58

2048

Shading Units

7424

128

TMUs

232

64

ROPs

96

-

Tensor Cores

232

32

RT Cores

58

128 KB per Array

L1 Cache

128 KB (per SM)

2 MB

L2 Cache

4 MB

32 MB

L3 Cache

-

Theoretical Performance

154.6 GPixel/s

Pixel Rate

121.0 GPixel/s

309.2 GTexel/s

Texture Rate

292.3 GTexel/s

19.79 TFLOPS

FP16 (half)

18.71 TFLOPS

9.896 TFLOPS

FP32 (float)

18.71 TFLOPS

618.5 GFLOPS

FP64 (double)

292.3 GFLOPS

Board Design

120W

TDP

115W

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

Navi 23

GPU Name

GA103S

-

GPU Variant

GN20-E8-A1

RDNA 2.0

Architecture

Ampere

TSMC

Foundry

Samsung

7 nm

Process Size

8 nm

11.06 billion

Transistors

Unknown

237 mm²

Die Size

496 mm²

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

8.6

6.5

Shader Model

6.5

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