Samsung 640GB 5400RPM HM641JI SATA 8MB 2.5" Laptop Hard Drive
This page is affiliate-supported. Prices and availability can change after the last marketplace refresh.
About this product
This is an internal 2.5-inch Samsung laptop hard drive with a 640 GB storage capacity. It features a 5400 RPM rotation speed and an 8 MB cache, connecting via a SATA interface. Designed for laptops, Macs, and PCs, it offers a hybrid HDD/SSD feature, suggesting some level of flash memory integration for potentially faster performance. The unit is blue and comes with a 6-month manufacturer warranty.
Our take
If you're looking to upgrade an older laptop or need a modest capacity boost, this Samsung 640GB drive could be a consideration. The 5400 RPM speed is standard for laptop drives, and the 8MB cache is pretty basic, but it gets the job done for general use. It's listed as having a hybrid feature, which implies some performance benefit over a purely mechanical drive, but for a modern system, I'd probably lean towards a full SSD. The 6-month warranty is a bit on the shorter side, so keep that in mind. Overall, it's a functional replacement or upgrade for legacy systems.
Pros & Cons
Pros
- 640 GB storage capacity
- 2.5-inch laptop form factor
- Hybrid (HDD/SSD) feature
- Compatible with Laptop, Mac, PC
Cons
- 5400 RPM rotation speed is slower
- Only 8 MB cache
- Shorter 6 Months Manufacturer Warranty
Specifications
- Country of Origin China
- Compatible With Laptop, Mac, PC
- Color Blue
- MPN ST500LM012, HM641JI
- Rotation Speed 5400 RPM
- Brand Samsung
Show all 18 specifications
- Form Factor
- 2.5 in
- Type
- Internal Laptop Drive
- Unit Type
- Unit
- Drive Type(s) Supported
- HDD
- Manufacturer Warranty
- 6 Months
- Model
- HM641JI
- Storage Format
- HDD Only
- Features
- Hybrid (HDD/SSD)
- Storage Capacity
- 640 GB
- Interface
- SATSA
- Cache
- 8 MB
- UPC
- 0102646146309
![320GB 2.5" SATA Hard-Drive HDD [Toshiba WD Hitachi Samsung]](/products/320gb-2-5-sata-hard-drive-hdd-toshiba-wd-hitachi-samsung-178093606901-55072dfd69.webp)
