AMD Radeon RX 6650M XT vs NVIDIA GeForce GTX 780M

VS

AMD Radeon RX 6650M XT NVIDIA GeForce GTX 780M

We compared two Mobile platform GPUs: 8GB VRAM Radeon RX 6650M XT and 4GB VRAM GeForce GTX 780M 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 8 years and 8 months late

Boost Clock has increased by 203% (2416MHz vs 797MHz)

More VRAM (8GB vs 4GB)

Larger VRAM bandwidth (256.0GB/s vs 160.0GB/s)

512 additional rendering cores

Lower TDP (120W vs 122W)

Score

Benchmark

FP32 (float)

Radeon RX 6650M XT +304%

9.896 TFLOPS

GeForce GTX 780M

2.448 TFLOPS

Radeon RX 6650M XT

VS

GeForce GTX 780M

Graphics Card

Jan 2022

Release Date

May 2013

Mobility Radeon

Generation

GeForce 700M

Mobile

Type

Mobile

PCIe 4.0 x8

Bus Interface

MXM-B (3.0)

Clock Speeds

2068 MHz

Base Clock

771 MHz

2416 MHz

Boost Clock

797 MHz

2000 MHz

Memory Clock

1250 MHz

Memory

8GB

Memory Size

4GB

GDDR6

Memory Type

GDDR5

128bit

Memory Bus

256bit

256.0GB/s

Bandwidth

160.0GB/s

Render Config

-

SM Count

-

32

Compute Units

-

2048

Shading Units

1536

128

TMUs

128

64

ROPs

32

-

Tensor Cores

-

32

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per SMX)

2 MB

L2 Cache

512 KB

Theoretical Performance

154.6 GPixel/s

Pixel Rate

25.50 GPixel/s

309.2 GTexel/s

Texture Rate

102.0 GTexel/s

19.79 TFLOPS

FP16 (half)

-

9.896 TFLOPS

FP32 (float)

2.448 TFLOPS

618.5 GFLOPS

FP64 (double)

102.0 GFLOPS

Graphics Processor

Navi 23

GPU Name

GK104

-

GPU Variant

N14E-GTX-A2

RDNA 2.0

Architecture

Kepler

TSMC

Foundry

TSMC

7 nm

Process Size

28 nm

11.06 billion

Transistors

3.54 billion

237 mm²

Die Size

294 mm²

Board Design

120W

TDP

122W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.1

OpenCL

3.0

1.3

Vulkan

1.1

-

CUDA

3.0

6.5

Shader Model

5.1

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