Kingmax PX4480 500Gb NVMe specifications

Posted on November 07, 2022 by Raymond Chen

Should you buy PX4480 (500Gb) produced by Kingmax and more characteristics watch in our article.

Kingmax PX4480 500Gb NVMe specifications

Kingmax's 500Gb PX4480 SSD use Phison PS5016-E16 controller. This NVMe SSD has Dynamic-Random Access Memory SLC Caching DRAM cache to keep a map of where data is located on the storage. The PX4480 comes equipped with 3D Nand memory. SSD also available in 2 Tb and 1 Tb capacities.

Performance and benchmarks

Storage works on PCIe M.2 4.0 x 4 with read speeds 5000 MB/s, and write speeds 4400 MB/s. PX4480 has input/output performance 700000 on writing and 750000 on reading operations.

Endurance and warranty

Kingmax give 3 years warranty for this product that limited by endurance 850 TBW. The PX4480 has 1.7 million hours MTBF.


Category Value
Capacity 500 Gb
Interface M.2 4.0 x 4
Controller Phison PS5016-E16
Memory type 3D Nand
DRAM SLC Caching DRAM cache
Read speed (Mb/s) 5000
Write speed (Mb/s) 4400
Read IOPS 750000
Write IOPS 700000
Endurance (TBW) 850
MTBF (million hours) 1.7
Warranty (years) 3


Kingmax PX4480 500Gb use PCIe 4 that is significantly faster than PCIe Gen3. The sequential write speed is 4400 Mb/s, that is okay for this interface. The NVMe SSD has endurance 850 TBW, that is pretty good against nearest rivals. Overall, our editor advise to have Kingmax PX4480 500Gb for your PC.

+ Pros

  • Good writing speed
  • PCIe 4.0
  • Endurance

- Cons

  • Capacity

Buy this or similar SSD:

Video Review

KINGMAX Announces PX4480 M 2 NVMe PCIe Gen 4 x4 SSD Series


The Kingmax PX4480 has SLC Caching DRAM cache. Dynamic random-access memory (DRAM) makes SSD work faster, but more expensive.

The Kingmax PX4480 500Gb due to the low density of memory chips can run without further cooling systems. Some motherboards designed with thermal pads below or above the drive to improve performance during heavy loads.

The Kingmax PX4480 has write speed 4400 Mbps, maximum read speed 5000 Mbps. It operate on Phison PS5016-E16 controller and M.2 4.0 x 4 interface standard. The memory type is 3D Nand.
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