NVIDIA GeForce 620M vs AMD Radeon RX 6600M

VS

We compared two Mobile platform GPUs: 1024MB VRAM GeForce 620M and 8GB VRAM Radeon RX 6600M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 620M 's Advantages

Lower TDP (15W vs 100W)

AMD Radeon RX 6600M 's Advantages

Released 9 years and 2 months late

Boost Clock2416MHz

More VRAM (8GB vs 1GB)

Larger VRAM bandwidth (224.0GB/s vs 14.40GB/s)

1696 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 620M

0.24 TFLOPS

Radeon RX 6600M +3507%

8.659 TFLOPS

GeForce 620M

VS

Radeon RX 6600M

Graphics Card

Mar 2012

Release Date

May 2021

GeForce 600M

Generation

Mobility Radeon

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x8

Clock Speeds

-

Base Clock

2068 MHz

-

Boost Clock

2416 MHz

900 MHz

Memory Clock

1750 MHz

Memory

1024MB

Memory Size

8GB

DDR3

Memory Type

GDDR6

64bit

Memory Bus

128bit

14.40GB/s

Bandwidth

224.0GB/s

Render Config

2

SM Count

-

Compute Units

28

96

Shading Units

1792

16

TMUs

112

8

ROPs

64

-

Tensor Cores

-

RT Cores

28

64 KB (per SM)

L1 Cache

128 KB per Array

128 KB

L2 Cache

2 MB

Theoretical Performance

2.500 GPixel/s

Pixel Rate

154.6 GPixel/s

10.00 GTexel/s

Texture Rate

270.6 GTexel/s

-

FP16 (half)

17.32 TFLOPS

240.0 GFLOPS

FP32 (float)

8.659 TFLOPS

20.00 GFLOPS

FP64 (double)

541.2 GFLOPS

Graphics Processor

GF117

GPU Name

Navi 23

N13P-GLP

GPU Variant

-

Fermi 2.0

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

7 nm

0.585 billion

Transistors

11.06 billion

116 mm²

Die Size

237 mm²

Board Design

15W

TDP

100W

-

Suggested PSU

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Features

12 (11_0)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

1.1

OpenCL

2.1

N/A

Vulkan

1.3

2.1

CUDA

-

5.1

Shader Model

6.5

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