NVIDIA GeForce GT 420M vs NVIDIA GeForce MX450 30.5W 10Gbps

VS

NVIDIA GeForce GT 420M

NVIDIA GeForce MX450 30.5W 10Gbps

We compared two Mobile platform GPUs: 512MB VRAM GeForce GT 420M and 2GB VRAM GeForce MX450 30.5W 10Gbps 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 31W)

NVIDIA GeForce MX450 30.5W 10Gbps 's Advantages

Released 9 years and 11 months late

Boost Clock1575MHz

More VRAM (2GB vs 512GB)

Larger VRAM bandwidth (80.00GB/s vs 25.60GB/s)

800 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GT 420M

0.192 TFLOPS

GeForce MX450 30.5W 10Gbps +1369%

2.822 TFLOPS

GeForce GT 420M

VS

GeForce MX450 30.5W 10Gbps

Graphics Card

Sep 2010

Release Date

Aug 2020

GeForce 400M

Generation

GeForce MX

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x4

Clock Speeds

-

Base Clock

1395 MHz

-

Boost Clock

1575 MHz

800 MHz

Memory Clock

1250 MHz

Memory

512MB

Memory Size

2GB

DDR3

Memory Type

GDDR6

128bit

Memory Bus

64bit

25.60GB/s

Bandwidth

80.00GB/s

Render Config

-

2

SM Count

14

96

Shading Units

896

16

TMUs

56

4

ROPs

32

-

64 KB (per SM)

L1 Cache

64 KB (per SM)

256 KB

L2 Cache

512 KB

-

Theoretical Performance

2.000 GPixel/s

Pixel Rate

50.40 GPixel/s

8.000 GTexel/s

Texture Rate

88.20 GTexel/s

-

FP16 (half)

5.645 TFLOPS

192.0 GFLOPS

FP32 (float)

2.822 TFLOPS

16.00 GFLOPS

FP64 (double)

88.20 GFLOPS

Board Design

23W

TDP

31W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

GF108

GPU Name

TU117

N11P-GE-A1

GPU Variant

N18S-G5

Fermi

Architecture

Turing

TSMC

Foundry

TSMC

40 nm

Process Size

12 nm

0.585 billion

Transistors

4.7 billion

116 mm²

Die Size

200 mm²

Graphics Features

12 (11_0)

DirectX

12 (12_1)

4.6

OpenGL

4.6

1.1

OpenCL

3.0

N/A

Vulkan

1.3

2.1

CUDA

7.5

5.1

Shader Model

6.6

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