Intel Optane H20 1Tb NVMe detailed review

Posted on February 05, 2024 by Raymond Chen

Should you buy Intel Optane H20 1Tb and further specifications explore here.

Intel Optane H20 1Tb NVMe detailed review

Intel's 1Tb Optane H20 works on Silicon Motion SM2265. This drive has DRAM 256MB DDR3 and 32GB Optane for mapping data, located on the SSD. The Optane H20 comes equipped with Intel 144L QLC flash memory. This NVMe besides, available in 512 Gb volume sizes.

🚀 Performance and benchmarks

This NVMe works on PCIe M.2 3.0 x 4 bus with sequential read speeds 3000 Mbps, and write speeds equals to 2100 Mbps. Optane H20 has IOPS 65000 on reading and 40000 on writing operations per second.

🖥️ Endurance and warranty

📊 Specs

Category Value
Capacity 1 Tb
Interface M.2 3.0 x 4
Controller Silicon Motion SM2265
Memory type Intel 144L QLC
DRAM 256MB DDR3 and 32GB Optane
Read speed (Mb/s) 3000
Write speed (Mb/s) 2100
Read IOPS 65000
Write IOPS 40000
Endurance (TBW) 370
MTBF (million hours) n/a
Warranty (years) n/a


Optane H20 (1Tb) produced by Intel support previous bus standard that is twice slower than PCIe 4. The maximum write speed is 2100 Mb/s, that is pretty good for this expansion standard. The NVMe provide possibility to write 370 TBW, that is not much in comparison with nearest competitors. Weighing all these factors, Intel Optane H20 1Tb is a well-rounded drive.

+ Pros

  • Good writing speed
  • Capacity

- Cons

  • PCIe 3.0
  • Writing speed

🛒 Buy this or similar SSD Storage:

Samsung 980 Pro 2 Tb

-57% $165
List Price: $379.99

Buy on Amazon

✨ Video Review

Is Intel Optane FINALLY Worth It? Optane H10 Tested!

⁉️ FAQ

The Intel Optane H20 has 256MB DDR3 and 32GB Optane. Dynamic random-access memory (DRAM) in their controller help to improve endurance and input/output performance.

The Intel Optane H20 due to the low density of memory chips able to work without extra cooling systems. Some laptops or motherboards designed with thermal pads above and below the drive for better productivity during times of heavy loads.

The Intel Optane H20 1Tb has sequential write speed 2100 Mb per second, maximum read speed 3000 Mb per second. SSD run on Silicon Motion SM2265 controller and M.2 3.0 x 4 high-speed serial computer expansion bus standard. The NAND memory type is Intel 144L QLC.
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