Samsung 990 Pro 4Tb NVMe specs

Posted on February 05, 2024 by Raymond Chen

Should you buy Samsung 990 Pro 4Tb and other characteristics explore on this site.

Samsung 990 Pro 4Tb NVMe specs

Samsung 990 Pro 4Tb use Samsung Pascal controller. The NVMe SSD write a data location map on DRAM LPDDR4 to launch a programs without delays. The 990 Pro comes equipped with Samsung 3D TLC memory. This drive is offered also in 2 Tb and 1 Tb capacities.

🚀 Performance and benchmarks

NVMe SSD use PCIe M.2 4.0 x 4 expansion standard with maximum read speeds 7400 MB/s, and sequential write speeds 6900 MB/s. It also has IOPS 4000000 on writing and 1000000 on reading operations.

🖥️ Endurance and warranty

Manufacturer give 5 years of warranty that limited by endurance 2400 Total Bytes Written.

📊 Specs

Category Value
Capacity 4 Tb
Interface M.2 4.0 x 4
Controller Samsung Pascal
Memory type Samsung 3D TLC
Read speed (Mb/s) 7400
Write speed (Mb/s) 6900
Read IOPS 1000000
Write IOPS 4000000
Endurance (TBW) 2400
MTBF (million hours) n/a
Warranty (years) 5


990 Pro (4Tb) produced by Samsung may work on PCIe Gen4 that is twice faster than PCIe 3. The write speed is 6900 Mbps, that is faster than has most of competitors. The NVMe has endurance 2400 TBW, that is bad compared to closest rivals. When everything is weighed in the balance, our editor strongly recommend to have Samsung 990 Pro 4Tb for your PC.

+ Pros

  • Excellent writing speed
  • PCIe 4.0
  • Capacity

- Cons

  • Writing speed

🛒 Buy this or similar SSD Storage:

Samsung 980 Pro 2 Tb

-57% $165
List Price: $379.99

Buy on Amazon

✨ Video Review

Samsung 990 PRO NVMe SSD Review - Versus 22 Other Drives

⁉️ FAQ

The Samsung 990 Pro has LPDDR4. DRAM in their controller help to improve endurance and IOPS.

The Samsung 990 Pro 4Tb due to the high density of memory chips requires installation of extra heat sink. It will lower temperature of the controller and memory. Some motherboards or laptops already has thermal pads above and below the SSD to improve productivity during times of high loads.

The Samsung 990 Pro has maximum write speed 6900 Mb/s, read speed 7400 Mb per second. SSD operate on Samsung Pascal controller and M.2 4.0 x 4 interface standard. The NAND memory type is Samsung 3D TLC.
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