NVIDIA GeForce GT 420M vs NVIDIA GeForce RTX 3080 Ti Max Q

VS

NVIDIA GeForce GT 420M

NVIDIA GeForce RTX 3080 Ti Max Q

We compared two Mobile platform GPUs: 512MB VRAM GeForce GT 420M and 16GB VRAM GeForce RTX 3080 Ti Max Q to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 420M 's Advantages

Lower TDP (23W vs 80W)

NVIDIA GeForce RTX 3080 Ti Max Q 's Advantages

Released 11 years and 4 months late

Boost Clock1125MHz

More VRAM (16GB vs 512GB)

Larger VRAM bandwidth (384.0GB/s vs 25.60GB/s)

7328 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GT 420M

0.192 TFLOPS

GeForce RTX 3080 Ti Max Q +8597%

16.7 TFLOPS

GeForce GT 420M

VS

GeForce RTX 3080 Ti Max Q

Graphics Card

Sep 2010

Release Date

Jan 2022

GeForce 400M

Generation

GeForce 30 Mobile

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

585 MHz

-

Boost Clock

1125 MHz

800 MHz

Memory Clock

1500 MHz

Memory

512MB

Memory Size

16GB

DDR3

Memory Type

GDDR6

128bit

Memory Bus

256bit

25.60GB/s

Bandwidth

384.0GB/s

Render Config

-

2

SM Count

58

96

Shading Units

7424

16

TMUs

232

4

ROPs

96

-

Tensor Cores

232

-

RT Cores

58

64 KB (per SM)

L1 Cache

128 KB (per SM)

256 KB

L2 Cache

4 MB

-

Theoretical Performance

2.000 GPixel/s

Pixel Rate

108.0 GPixel/s

8.000 GTexel/s

Texture Rate

261.0 GTexel/s

-

FP16 (half)

16.70 TFLOPS

192.0 GFLOPS

FP32 (float)

16.70 TFLOPS

16.00 GFLOPS

FP64 (double)

261.0 GFLOPS

Board Design

23W

TDP

80W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

GF108

GPU Name

GA103S

N11P-GE-A1

GPU Variant

GN20-E8-A1

Fermi

Architecture

Ampere

TSMC

Foundry

Samsung

40 nm

Process Size

8 nm

0.585 billion

Transistors

Unknown

116 mm²

Die Size

496 mm²

Graphics Features

12 (11_0)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

1.1

OpenCL

3.0

N/A

Vulkan

1.3

2.1

CUDA

8.6

5.1

Shader Model

6.5

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