Superimposition MaterialFunctional Overdraft Chip
Functional Overdraft Chip is a 3★ material in Honkai: Star Rail — see how to get it, its use, and related items right below on this page.
Functional Overdraft Chip is a material ★3 in Honkai: Star Rail. This item is not currently used to level up any character or Light Cone.
Last updated: 30/07/2026
The figures on this page come directly from gamevika's internal game data store (counted/read straight from the real records), not an estimate or copy from elsewhere.
Description
After attacking the enemy target, the wearer consumes their own HP and greatly Advances their action Forward.
Lore
A game item in Aetherium Wars. Aether Spirits will gain a special enhanced ability after equipping it.
Stats
| Rarity | ★★★ |
| Type | Superimposition Material |
| Stack limit | 100 |
Official names in every language
| Tiếng Việt | Chip Bội Chi Tính Năng |
| English | Functional Overdraft Chip |
| 日本語 | チップ「オーバードライブ」 |
| 한국어 | 성능 초과 인출 칩 |
| 繁體中文 | 性能透支晶片 |
| 简体中文 | 性能透支芯片 |
Same-type items
FAQ
What is Functional Overdraft Chip?
After attacking the enemy target, the wearer consumes their own HP and greatly Advances their action Forward.
Where do you get Functional Overdraft Chip?
Official drop/source data for Functional Overdraft Chip isn't published yet — check back after the next data sync.
What type of item is Functional Overdraft Chip?
Functional Overdraft Chip is a 3★ material in Honkai: Star Rail, in the “Superimposition Material” category.
What is Functional Overdraft Chip used for?
Functional Overdraft Chip currently isn't listed as required by any character ascension, Light Cone ascension, or crafting recipe in official data.