NVIDIA GeForce GT 555M vs AMD Radeon RX 6600M

VS

NVIDIA GeForce GT 555M

AMD Radeon RX 6600M

We compared two Mobile platform GPUs: 2GB VRAM GeForce GT 555M 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 GT 555M 's Advantages

Lower TDP (35W vs 100W)

AMD Radeon RX 6600M 's Advantages

Released 9 years and 2 months late

Boost Clock2416MHz

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (224.0GB/s vs 28.80GB/s)

1648 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GT 555M

0.389 TFLOPS

Radeon RX 6600M +2125%

8.659 TFLOPS

GeForce GT 555M

VS

Radeon RX 6600M

Graphics Card

Mar 2012

Release Date

May 2021

GeForce 500M

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

2GB

Memory Size

8GB

DDR3

Memory Type

GDDR6

128bit

Memory Bus

128bit

28.80GB/s

Bandwidth

224.0GB/s

Render Config

-

Compute Units

28

2

SM Count

-

144

Shading Units

1792

24

TMUs

112

16

ROPs

64

-

RT Cores

28

64 KB (per SM)

L1 Cache

128 KB per Array

256 KB

L2 Cache

2 MB

-

L3 Cache

32 MB

Theoretical Performance

2.700 GPixel/s

Pixel Rate

154.6 GPixel/s

16.20 GTexel/s

Texture Rate

270.6 GTexel/s

-

FP16 (half)

17.32 TFLOPS

388.8 GFLOPS

FP32 (float)

8.659 TFLOPS

32.40 GFLOPS

FP64 (double)

541.2 GFLOPS

Board Design

35W

TDP

100W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

GF116

GPU Name

Navi 23

N12E-GE2-A1

GPU Variant

-

Fermi 2.0

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

40 nm

Process Size

7 nm

1.17 billion

Transistors

11.06 billion

238 mm²

Die Size

237 mm²

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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