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.

SanDisk SD9SB8W512G1001
Type: | Disks |
---|---|
Model: | SanDisk SD9SB8W512G1001 |
Capacity: | 512GB |
Interface: | SATA-III 6Gbps |

KIOXIA KBG40ZNS512G
Type: | Disks |
---|---|
Model: | KIOXIA KBG40ZNS512G |
Capacity: | 512GB |
Interface: | PCIe 3.0 x4 |
Specification Comparison Table
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
Benchmark Software | SanDisk SD9SB8W512G1001 | KIOXIA KBG40ZNS512G |
---|---|---|
CrystalDiskMark |
Read: 526.70 MB/s Write: 485.87 MB/s |
Read: 1930.16 MB/s Write: 1540.12 MB/s |
About Hardware SanDisk SD9SB8W512G1001
The SanDisk SD9SB8W512G1001 is a 512GB SSD with a 6Gbps SATA interface, which offers a significant improvement in read/write speeds over conventional HDDs. With 3D NAND technology, this SSD has better endurance and lower power consumption, making it ideal for laptops and PCs that require high responsiveness.
The read speed of this SSD can reach up to 550MB/s, while the write speed can reach 500MB/s, making it suitable for multitasking, fast system booting and large file processing.
Thursday, 23 June 2022 07:42:49 | Update: 1 month ago
About Hardware KIOXIA KBG40ZNS512G
The KIOXIA KBG40ZNS512G is a 512GB NVMe SSD designed for high-performance computing in ultrabooks, compact desktops, and other space-constrained devices. Utilizing the PCIe Gen3 x4 interface and NVMe 1.3 protocol, it delivers significantly faster read and write speeds compared to traditional SATA SSDs, ensuring quick system boot-ups and efficient data transfers.
With a compact M.2 2230 form factor, this SSD is ideal for devices requiring high-speed storage in a small footprint. Built with KIOXIA’s advanced 3D NAND flash memory, the KBG40ZNS512G offers reliability, power efficiency, and enhanced durability, making it a solid choice for users seeking a balance between performance and energy consumption.
Thursday, 01 June 2023 02:29:06 | Update: 1 month ago