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Kioxia BG7 256GB specifications and in-depth review

Kioxia BG7 256GB

Manufacturer: Kioxia

The Kioxia BG7 256GB is a high-performance NVMe SSD designed for users seeking fast storage solutions. With a compact M.2 form factor, it offers impressive speed and reliability for a variety of computing needs. The drive features sequential read speeds of up to 6400 MB/s, making it a solid choice for demanding applications.

In terms of technical specifications, the BG7 supports the latest PCIe 4.0 interface, ensuring fast data transfer rates. It uses TLC NAND technology for its internal storage and is equipped with an HMB (Host Memory Buffer) for improved performance. The drive operates within a maximum temperature of 70°C and is backed by a 5-year warranty period.

Pros
  • Offers a high sequential read speed of up to 6400 MB/s, improving file transfer speeds.
  • Supports PCIe 4.0, ensuring faster data transfer capabilities compared to older versions.
  • Equipped with HMB (Host Memory Buffer) for enhanced performance during heavy workloads.
  • Backed by a 5-year warranty, providing long-term reliability for users.
Cons
  • Does not include an integrated heatsink, which may limit cooling during intensive usage.
  • Lacks RGB lighting, which could be a downside for users seeking aesthetic customization.
  • Storage capacity is limited to 256GB, which may not meet the needs of users requiring larger storage.
Who is this for?

The Kioxia BG7 256GB is ideal for users who need fast and reliable storage for everyday computing tasks, gaming, or content creation. With its high sequential read speeds of up to 6400 MB/s, it excels in handling large file transfers and quick boot times. It is well-suited for gamers and professionals who benefit from the PCIe 4.0 interface, offering faster data access and enhanced performance for gaming or creative applications.

Who is this NOT for?

This SSD may not be the best choice for users requiring substantial storage space or those working with large datasets. With a capacity of only 256GB, it may not meet the needs of content creators or professionals with heavy storage demands. Additionally, the absence of an integrated heatsink could lead to thermal throttling in high-intensity use cases, such as video editing or extensive gaming sessions, where heat management is a concern.

Read speed:

sequential read speed 6400 MB/s
random read speed 500000 IOPS

The Kioxia BG7 256GB offers impressive read speeds, including a sequential read speed of up to 6400 MB/s, ensuring fast data access during large file transfers. Additionally, the drive features a random read speed of 500,000 IOPS, allowing for quick retrieval of smaller, scattered files, enhancing overall system responsiveness.

Write speed:

sequential write speed 4000 MB/s
random write speed 850000 IOPS

The Kioxia BG7 256GB delivers solid write performance, with a sequential write speed of up to 4000 MB/s for efficient handling of large data transfers. Additionally, the drive offers a random write speed of 850,000 IOPS, ensuring fast and responsive performance for operations involving smaller, random data writes.

Benchmarks:

General info:

type M2
SSD cache HMB (Host Memory Buffer)
Is an NVMe SSD ✓
NVMe version 2
internal storage 256GB
release date January 2026
SSD storage type TLC
PCI Express (PCIe) version 4
warranty period 5 years
Has an integrated heatsink ✕
maximum operating temperature 70 °C
has RGB lighting ✕

The Kioxia BG7 256GB is an M.2 form factor NVMe SSD, offering a storage capacity of 256GB. It utilizes TLC NAND technology and supports PCIe 4.0 for fast data transfer speeds. The drive includes an HMB (Host Memory Buffer) for enhanced performance and operates within a maximum temperature of 70°C. It does not feature an integrated heatsink or RGB lighting, and is backed by a 5-year warranty for peace of mind.

Final Verdict

The Kioxia BG7 256GB is a solid choice for users seeking fast and reliable NVMe storage with impressive sequential read speeds of up to 6400 MB/s and PCIe 4.0 support. While its 256GB capacity may limit those with larger storage needs, it offers excellent performance for general computing, gaming, and creative applications. Overall, it is a dependable SSD with strong performance for users looking to upgrade to PCIe 4.0 speeds, though those requiring more storage or enhanced thermal management may need to consider alternatives.