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Comparing: SanDisk SD9SB8W512G1001 vs KIOXIA KBG40ZNS512G

In this comparison, we analyze two Disks: SanDisk SD9SB8W512G1001 and KIOXIA KBG40ZNS512G, using synthetic benchmark tests to evaluate their overall performance. This side-by-side comparison helps users understand which hardware delivers better value, speed, and efficiency based on standardized testing. Whether you're building a new system or upgrading an existing one, this benchmark-driven evaluation offers valuable insights to guide your decision.

Hardware Image
SanDisk SD9SB8W512G1001
Type:Disks
Model:SanDisk SD9SB8W512G1001
Capacity:512GB
Interface:SATA-III 6Gbps
See benchmark from SanDisk SD9SB8W512G1001
Hardware Image
KIOXIA KBG40ZNS512G
Type:Disks
Model:KIOXIA KBG40ZNS512G
Capacity:512GB
Interface:PCIe 3.0 x4
See benchmark from KIOXIA KBG40ZNS512G

Specification Comparison Table

This specification comparison presents technical details of several devices or components to help you understand the key differences between each option. Use this table as a reference to determine which device best suits your needs.

Specification SanDisk SD9SB8W512G1001 KIOXIA KBG40ZNS512G
Brand SanDisk KIOXIA
Format SSD 2.5 SSD M.2 NVMe 2230
Capacity 512GB 512GB
Interface SATA-III 6Gbps PCIe 3.0 x4

Submission Comparison Table

This submission comparison table displays the number and details of benchmark data submissions from various devices or components. This information helps you understand the performance based on the benchmarks that have been tested, as well as providing an overview of the consistency and popularity of the available benchmark results.

No. Benchmark Software SanDisk SD9SB8W512G1001 KIOXIA KBG40ZNS512G
1 CrystalDiskMark

Read: 526.70 MB/s

Write: 485.87 MB/s

Read: 1930.16 MB/s

Write: 1540.12 MB/s


Submission Comparison Chart

This chart visualizes the benchmark scores comparison between two hardware devices based on submitted data.


Media Gallery

A collection of photos of tested hardware. These images can help you identify the physical form, model, and variant of the hardware in question. These photos are from our own documentation, and if they are not available we may not be able to document them.


About Hardware SanDisk SD9SB8W512G1001

The SanDisk SD9SB8W512G1001 is a 512GB solid state drive (SSD) that uses a 6Gbps SATA interface, offering significant improvements in read/write speeds over conventional hard disks. The SSD is designed with 3D NAND technology, which provides advantages in durability, power efficiency and storage density, making it an ideal solution for laptop and desktop users who prioritize high performance and system responsiveness.

In performance testing, the SanDisk SD9SB8W512G1001 was able to achieve read speeds of up to 550MB/s and write speeds of up to 500MB/s, making it well suited for multitasking, fast system booting, and processing large files such as videos and project data. This performance helps to reduce application loading time and improve overall productivity

It also features low power consumption, making it ideal for use in laptops to extend battery life. In addition, the design with no moving parts makes it more resistant to shock and vibration, and quieter than HDDs.

With full support for TRIM, S.M.A.R.T. and NCQ, the SanDisk SD9SB8W512G1001 is a great choice for users who want fast, reliable and power-efficient storage in an affordable SATA SSD. It can be used as both a primary drive and an upgrade from an older HDD for a much faster and more efficient computing experience.

Thursday, 23 June 2022 07:42:49 | Update: 1 month ago


About Hardware KIOXIA KBG40ZNS512G

The KIOXIA KBG40ZNS512G is a 512GB internal SSD specifically designed to deliver high performance in space-constrained devices such as ultrabooks, mini PCs and compact desktops. It utilizes a PCIe Gen3 x4 interface and supports the NVMe 1.3 protocol, which significantly speeds up system boot time, application loading and data transfer compared to conventional SATA SSDs.

With an M.2 2230 form factor, the KBG40ZNS512G offers an ultra-compact storage solution while remaining powerful in terms of performance. Thanks to the use of the latest generation 3D NAND flash memory from KIOXIA (formerly Toshiba Memory), this SSD is not only efficient in power consumption, but also provides the durability and reliability required for long-term use in a variety of modern computing scenarios.

In performance testing using a Dell OptiPlex 5090 Tower system with an Intel Core i7-11700 processor, 32GB of RAM and Windows 10 operating system, the SSD recorded read speeds of 1930.16 MB/s and write speeds of 1540.12 MB/s through CrystalDiskMark. These results show that the KBG40ZNS512G is capable of handling heavy workloads such as multitasking, large file transfers, and daily productivity activities with a fast and stable response.

In addition to great performance, this SSD also excels in power efficiency, making it an ideal choice for laptops and portable devices that prioritize battery life without sacrificing speed.

Overall, the KIOXIA KBG40ZNS512G is a best-in-class 2230 NVMe M.2 storage solution, combining high speed, compact design, and high reliability, making it a perfect fit for users who require superior performance in a space-constrained device.

Device test (testbed):

Device: OptiPlex 5090 Tower
CPU: i7-11700
RAM: 32GB
OS: Windows 10

Thursday, 01 June 2023 02:29:06 | Update: 1 month ago