Comparing: Seagate Momentus ST950032-5AS vs KIOXIA KBG40ZNS512G
In this comparison, we analyze two Disks: Seagate Momentus ST950032-5AS 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.

Seagate Momentus ST950032-5AS
Type: | Disks |
---|---|
Model: | Seagate ST950032-5AS |
Capacity: | 500GB |
Interface: | SATA-II 3Gbps |

KIOXIA KBG40ZNS512G
Type: | Disks |
---|---|
Model: | KIOXIA KBG40ZNS512G |
Capacity: | 512GB |
Interface: | PCIe 3.0 x4 |
Specification Comparison Table
Specification | Seagate Momentus ST950032-5AS | KIOXIA KBG40ZNS512G |
---|---|---|
Brand | Seagate | KIOXIA |
Format | HDD 2.5 | SSD M.2 NVMe 2230 |
Capacity | 500GB | 512GB |
Interface | SATA-II 3Gbps | PCIe 3.0 x4 |
Submission Comparison Table
Benchmark Software | Seagate Momentus ST950032-5AS | KIOXIA KBG40ZNS512G |
---|---|---|
CrystalDiskMark |
Read: 58.09 MB/s Write: 62.91 MB/s |
Read: 1930.16 MB/s Write: 1540.12 MB/s |
About Hardware Seagate Momentus ST950032-5AS
The Seagate ST9500325AS is a 500GB hard disk with a 2.5-inch form factor, designed for laptops and portable devices. It uses a 3Gbps SATA interface and has a rotation speed of 5400 RPM, which provides a balance between low power consumption and sufficient performance for everyday tasks.
With an 8MB buffer cache, this HDD is able to handle data storage needs well, although its read/write speeds are not as fast as modern SSDs. This HDD is suitable for users who need large storage capacity at a more economical price compared to SSDs.
Thursday, 24 November 2022 09:14:30 | 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