ADATA XPG Gammix S5 256Gb NVMe SSD technical specifications

Posted on February 05, 2024 by Raymond Chen

ADATA's XPG Gammix S5 works on PCIe M.2 3.0 x 4 expansion standard. More details about this SSD here.

ADATA XPG Gammix S5 256Gb NVMe SSD technical specifications

XPG Gammix S5 (256Gb) produced by ADATA works on Realtek SM2262ENG   controller. The XPG Gammix S5 comes equipped with Micron TLC flash memory. This NVMe is offered also in 1 Tb and 512 Gb capacities.

🚀 Performance and benchmarks

SSD works on PCIe M.2 3.0 x 4 bus with read speeds 2100 Mbps, and write speeds 1500 Mbps. This model has IOPS 250000 on reading and 240000 on writing operations.

🖥️ Endurance and warranty

ADATA give 5 years warranty for this product. The XPG Gammix S5 has 2 million hours mean time between failure.

📊 Specs

Category Value
Capacity 256 Gb
Interface M.2 3.0 x 4
Controller Realtek SM2262ENG  
Memory type Micron TLC
DRAM n/a
Read speed (Mb/s) 2100
Write speed (Mb/s) 1500
Read IOPS 250000
Write IOPS 240000
Endurance (TBW) n/a
MTBF (million hours) 2
Warranty (years) 5


XPG Gammix S5 (256Gb) produced by ADATA use previous bus standard that is significantly slower than PCIe 4. The maximum write speed is 1500 Mbps, that is slower than has most of competitors. Weighing all these factors, ADATA XPG Gammix S5 256Gb has more cons and we highly do not advise to purchase it.

+ Pros

  • None

- Cons

  • Slow writing speed
  • PCIe 3.0
  • Capacity

🛒 Buy this or similar SSD Storage:

Samsung 980 Pro 2 Tb

-57% $165
List Price: $379.99

Buy on Amazon

✨ Video Review

Unboxing ADATA XPG Gammix S5 512GB NVMe SSD PCIe Gen3x4 M.2

⁉️ FAQ

The XPG Gammix S5 256Gb is DRAMless storage or information about it is not known. Dynamic random-access memory (DRAM) in their controller help to increase I/O performance and endurance.

The XPG Gammix S5 256Gb due to the low density of memory chips able to work without further cooling systems. Some laptops or motherboards from the factory has additional cooling above and below the SSD for improving productivity during times of heavy loads.

The ADATA XPG Gammix S5 has maximum write speed 1500 Mb/s, sequential read speed 2100 Mbps. NVMe run on Realtek SM2262ENG   controller and M.2 3.0 x 4 interface standard. The memory type is Micron TLC.
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