---
title: "Gigabits to Megabytes — Gb to MB converter"
description: "1 gigabit = 125 megabytes. Convert gigabits to megabytes with a full conversion table, the exact formula, and a calculator for any value."
url: https://atoneplace.net/convert/gigabits-to-mb/
site: "At One Place"
---

# Gigabits to megabytes

**1 gigabit in megabytes: 1 Gb = 125 MB**

MB = Gb × 125

To convert gigabits to megabytes, multiply by 125. The table below gives the values people look up most often, and the converter works for any number.

## Gigabits to megabytes table

*Common gigabit values converted to megabytes.*

| Gigabits | Megabytes |
| --- | --- |
| 1 Gb | 125 |
| 2 Gb | 250 |
| 3 Gb | 375 |
| 4 Gb | 500 |
| 5 Gb | 625 |
| 10 Gb | 1,250 |
| 15 Gb | 1,875 |
| 20 Gb | 2,500 |
| 25 Gb | 3,125 |
| 30 Gb | 3,750 |
| 40 Gb | 5,000 |
| 50 Gb | 6,250 |
| 75 Gb | 9,375 |
| 100 Gb | 12,500 |
| 250 Gb | 31,250 |
| 500 Gb | 62,500 |
| 1,000 Gb | 125,000 |

## How the conversion works

The relationship is MB = Gb × 125. Both units measure data, so the conversion is a fixed factor that never changes.

> Megabyte: Decimal: 1,000,000 bytes.

## Common questions

### How many megabytes are in one gigabit?

One gigabit equals 125 megabytes. MB = Gb × 125.

### How do you convert gigabits to megabytes?

Use MB = Gb × 125. So 10 Gb is 1,250 MB.

### How many gigabits are in one megabyte?

One megabyte equals 0.008 gigabits, which is the reverse of the conversion above.

### Is there more than one kind of megabyte?

Decimal: 1,000,000 bytes.

## Related pages

- [Megabytes to Gigabits](https://atoneplace.net/convert/mb-to-gigabits/)
- [Gigabits to Bytes](https://atoneplace.net/convert/gigabits-to-bytes/)
- [Gigabits to Kilobytes](https://atoneplace.net/convert/gigabits-to-kb/)
- [Gigabits to Gigabytes](https://atoneplace.net/convert/gigabits-to-gb/)
- [Gigabits to Terabytes](https://atoneplace.net/convert/gigabits-to-tb/)
- [Gigabits to Bits](https://atoneplace.net/convert/gigabits-to-bits/)
- [Gigabits to Megabits](https://atoneplace.net/convert/gigabits-to-megabits/)

## Sources

- Guide for the Use of the International System of Units (SP 811) — NIST (https://www.nist.gov/pml/special-publication-811) [Public domain (US Government)]
- The International System of Units (SI Brochure) — Bureau International des Poids et Mesures (https://www.bipm.org/en/publications/si-brochure)
- Calculated on this page — At One Place (/about/)