NVIDIA GeForce GT 620M vs NVIDIA GeForce MX450 25W

VS

NVIDIA GeForce GT 620M NVIDIA GeForce MX450 25W

We compared two Mobile platform GPUs: 1024MB VRAM GeForce GT 620M and 2GB VRAM GeForce MX450 25W to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 620M 's Advantages

Lower TDP (15W vs 25W)

NVIDIA GeForce MX450 25W 's Advantages

Released 8 years late

Boost Clock930MHz

More VRAM (2GB vs 1GB)

Larger VRAM bandwidth (80.00GB/s vs 28.80GB/s)

800 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GT 620M

0.253 TFLOPS

GeForce MX450 25W +558%

1.667 TFLOPS

GeForce GT 620M

VS

GeForce MX450 25W

Graphics Card

Aug 2012

Release Date

Aug 2020

GeForce 600M

Generation

GeForce MX

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x4

Clock Speeds

-

Base Clock

720 MHz

-

Boost Clock

930 MHz

900 MHz

Memory Clock

1250 MHz

Memory

1024MB

Memory Size

2GB

DDR3

Memory Type

GDDR6

128bit

Memory Bus

64bit

28.80GB/s

Bandwidth

80.00GB/s

Render Config

2

SM Count

14

-

Compute Units

-

96

Shading Units

896

16

TMUs

56

4

ROPs

32

-

Tensor Cores

-

RT Cores

-

64 KB (per SM)

L1 Cache

64 KB (per SM)

256 KB

L2 Cache

512 KB

Theoretical Performance

2.640 GPixel/s

Pixel Rate

29.76 GPixel/s

10.56 GTexel/s

Texture Rate

52.08 GTexel/s

-

FP16 (half)

3.333 TFLOPS

253.4 GFLOPS

FP32 (float)

1.667 TFLOPS

21.12 GFLOPS

FP64 (double)

52.08 GFLOPS

Graphics Processor

GF108

GPU Name

TU117

N13P-GLP-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

Board Design

15W

TDP

25W

-

Suggested PSU

-

No outputs

Outputs

No outputs

-

Power Connectors

None

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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