Goodram IRDM Ultimate X 512Gb NVMe tech specifications

Posted on November 22, 2022 by Raymond Chen

Goodram's IRDM Ultimate X internal SSD use PCIe M.2 4.0 x 4 bus. Read below about this SSD here.

Goodram IRDM Ultimate X 512Gb NVMe tech specifications

Goodram's 512Gb IRDM Ultimate X NVMe SSD is powered by Phison PS5016-E16 controller. The IRDM Ultimate X comes equipped with Toshiba 3D TLC memory. Goodram IRDM Ultimate X is offered also in 3 capacities: 1 Tb, 500 Gb and 2 Tb volume sizes.

Performance and benchmarks

Storage works on PCIe M.2 4.0 x 4 interface with maximum read speeds 5000 Mbps, and write speeds 4500 Mbps. IRDM Ultimate X has IOPS 750000 on reading and 700000 on writing operations.

Endurance and warranty

Manufacturer provide 5 years warranty period that limited by 3600 Total Bytes Written.


Category Value
Capacity 512 Gb
Interface M.2 4.0 x 4
Controller Phison PS5016-E16
Memory type Toshiba 3D TLC
DRAM n/a
Read speed (Mb/s) 5000
Write speed (Mb/s) 4500
Read IOPS 750000
Write IOPS 700000
Endurance (TBW) 3600
MTBF (million hours) n/a
Warranty (years) 5


IRDM Ultimate X (512Gb) produced by Goodram use PCIe Gen4 that is twice faster than PCIe 3.0. The maximum write speed is 4500 Mbps, that is okay for this expansion standard. The drive can write 3600 TBW, that is excellent compared to closest rivals. On balance, our editor strongly recommend to have Goodram IRDM Ultimate X 512Gb for your PC.

+ Pros

  • Good writing speed
  • PCIe 4.0
  • Endurance

- Cons

  • Capacity

Buy this or similar SSD:

Video Review

Goodram PCIe 4 x4 NVMe M.2 SSD, 500GB, 1TB and 2TB IRDM Ultimate X


The Goodram IRDM Ultimate X 512Gb has no dynamic random-access memory (DRAM) in their controller or data about it is unknown. Dynamic Random-Access Memory in their controller help to increase input/output performance and endurance.

The Goodram IRDM Ultimate X due to the low density of memory chips able to work without further heat sinks. Some laptops or motherboards from the factory has thermal pads below or above the storage for improving performance during times of high loads.

The IRDM Ultimate X 512Gb has write speed 4500 Mb per second, maximum read speed 5000 Mb/s. Storage operate on Phison PS5016-E16 controller and M.2 4.0 x 4 interface standard. The NAND memory type is Toshiba 3D TLC.
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