AMD Radeon RX 6650M XT vs NVIDIA GeForce 820M

VS

AMD Radeon RX 6650M XT

NVIDIA GeForce 820M

We compared two Mobile platform GPUs: 8GB VRAM Radeon RX 6650M XT and 2GB VRAM GeForce 820M 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 6 years and 10 months late

Boost Clock2416MHz

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (256.0GB/s vs 28.83GB/s)

1664 additional rendering cores

NVIDIA GeForce 820M 's Advantages

Lower TDP (45W vs 120W)

Score

Benchmark

FP32 (float)

Radeon RX 6650M XT +1490%

9.896 TFLOPS

GeForce 820M

0.622 TFLOPS

Radeon RX 6650M XT

VS

GeForce 820M

Graphics Card

Jan 2022

Release Date

Mar 2015

Mobility Radeon

Generation

GeForce 800M

Mobile

Type

Mobile

PCIe 4.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

2068 MHz

Base Clock

-

2416 MHz

Boost Clock

-

2000 MHz

Memory Clock

901 MHz

Memory

8GB

Memory Size

2GB

GDDR6

Memory Type

DDR3

128bit

Memory Bus

128bit

256.0GB/s

Bandwidth

28.83GB/s

Render Config

32

Compute Units

-

2048

Shading Units

384

128

TMUs

32

64

ROPs

16

-

32

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per SMX)

2 MB

L2 Cache

256 KB

32 MB

L3 Cache

-

Theoretical Performance

154.6 GPixel/s

Pixel Rate

6.480 GPixel/s

309.2 GTexel/s

Texture Rate

25.92 GTexel/s

19.79 TFLOPS

FP16 (half)

-

9.896 TFLOPS

FP32 (float)

622.1 GFLOPS

618.5 GFLOPS

FP64 (double)

25.92 GFLOPS

Board Design

120W

TDP

45W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

Navi 23

GPU Name

GK107

-

RDNA 2.0

Architecture

Kepler

TSMC

Foundry

TSMC

7 nm

Process Size

28 nm

11.06 billion

Transistors

1.27 billion

237 mm²

Die Size

118 mm²

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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