CFD PG5NFZ 4Tb SSD specs

Posted on December 14, 2022 by Raymond Chen

CFD's PG5NFZ NVMe SSD works on PCIe M.2 5.0 bus. More details about this NVMe SSD here.

CFD PG5NFZ 4Tb SSD specs

PG5NFZ (4Tb) produced by CFD is powered by Phison PS5026-E26 controller. The PG5NFZ comes equipped with Micron 3d TLC flash memory. This NVMe besides, available in 1 Tb and 2 Tb capacities.

Performance and benchmarks

Drive use PCIe M.2 5.0 expansion standard with sequential write speeds equals to 9500 MB/s, and maximum read speeds 10000 MB/s. It also has IOPS 1250000 on writing and 1500000 on reading operations.

Endurance and warranty


Category Value
Capacity 4 Tb
Interface M.2 5.0
Controller Phison PS5026-E26
Memory type Micron 3d TLC
DRAM n/a
Read speed (Mb/s) 10000
Write speed (Mb/s) 9500
Read IOPS 1500000
Write IOPS 1250000
Endurance (TBW) n/a
MTBF (million hours) n/a
Warranty (years) n/a


The write speed is 9500 Mbps, that is faster than has other rivals. Weighing all these factors, we highly recommend to purchase CFD PG5NFZ 4Tb for your PC.

+ Pros

  • Excellent writing speed
  • PCIe 5.0
  • Capacity

- Cons

  • None

Buy this or similar SSD:

Video Review

PCIE 5.0 SSDs: Der japanische Händler fordert den Doppelpreis für PCIe 4.0 an


The CFD PG5NFZ has no DRAM in their controller or data about it is unknown. Dynamic random-access memory (DRAM) in their controller help to improve endurance and IOPS.

The CFD PG5NFZ 4Tb due to the high density of memory chips require the installation of extra heat sink. This reduce temperature of the memory chips and controller. Some motherboards designed with thermal pads above or below the drive to enhance performance during heavy loads.

The CFD PG5NFZ 4Tb has maximum write speed 9500 Mb/s, read speed 10000 Mbps. Storage run on Phison PS5026-E26 controller and M.2 5.0 interface standard. The NAND flash memory type is Micron 3d TLC.
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