Best 4TB PCIe 5.0 TLC DRAM SSDs
There are 12 4TB PCIe 5.0 TLC DRAM SSDs compared here. The fastest is the Corsair MP700 Pro XT at 14900 MB/s read at 4TB. Sequential reads across the group span 11700–14900 MB/s at 4TB.
Why this configuration
A 4TB PCIe 5.0 TLC DRAM SSD is a flagship configuration — about the fastest consumer storage you can buy today. Gen5 roughly doubles Gen4 sequential bandwidth, which shows up in large file copies, near-instant level loading and heavy content work; the trade-offs are more heat and a higher price.
4TB starts to replace juggling several smaller drives.
Usually chosen for: enthusiasts, streamers and creators building a no-compromise rig — plus PS5 owners who want headroom.
Good fit: everyday all-rounder use, from OS drive to game library; workstation and creative loads that hammer random I/O.
Look elsewhere for: small-form-factor or laptop builds with poor M.2 cooling.
Ranked list
Speeds on this page are the manufacturer's 4TB ratings where published (12 of 12 drives), not the family headline figure. Rated writes at 4TB run 9500–14500 MB/s.
| # | Model | Tier | Controller | Read MB/s (at 4TB) | TBW | |
|---|---|---|---|---|---|---|
| 1 | Corsair MP700 Pro XT 1TB, 2TB, 4TB | High-end | Phison E28 | 14900 | — | Check price on Amazon |
| 2 | Crucial T710 1TB, 2TB, 4TB | High-end | Silicon Motion SM2508 | 14900 | — | Check price on Amazon |
| 3 | PNY CS3250 1TB, 2TB, 4TB | High-end | Phison E28 | 14900 | — | Check price on Amazon |
| 4 | Western Digital Black SN8100 1TB, 2TB, 4TB, 8TB | High-end | Silicon Motion SM2508 (SanDisk-bra | 14900 | — | Check price on Amazon |
| 5 | Samsung 9100 Pro 1TB, 2TB, 4TB, 8TB | High-end | Samsung Presto (S4LY027) | 14700 | — | Check price on Amazon |
| 6 | Crucial T705 1TB, 2TB, 4TB | High-end | Phison E26 | 14500 | — | Check price on Amazon |
| 7 | Kioxia Exceria Pro G2 1TB, 2TB, 4TB | High-end | Silicon Motion SM2508 | 14400 | — | Check price on Amazon |
| 8 | Kingston Fury Renegade G5 1TB, 2TB, 4TB, 8TB | High-end | Silicon Motion SM2508 | 14200 | — | Check price on Amazon |
| 9 | Lexar NM1090 Pro 1TB, 2TB, 4TB | High-end | Silicon Motion SM2508 | 14000 | — | Check price on Amazon |
| 10 | Patriot Viper PV553 1TB, 2TB, 4TB | High-end | Phison E26 | 12400 | — | Check price on Amazon |
| 11 | Crucial T700 1TB, 2TB, 4TB | High-end | Phison E26 | 11700 | — | Check price on Amazon |
| 12 | TeamGroup T-Force Z540 1TB, 2TB, 4TB | High-end | Phison E26 | 11700 | — | Check price on Amazon |
The parts, explained
4TB handles big Steam libraries, video projects and archives.
PCIe 5.0 x4 pushes past 12,000 MB/s, though the quickest drives run hot and usually want a heatsink.
TLC NAND is the mainstream choice — a solid balance of endurance, speed and cost.
An onboard DRAM cache keeps the flash mapping table on the drive, holding random performance steady under sustained load.
Common questions
Do I need a heatsink for a PCIe 5.0 drive?
Usually yes — Gen5 controllers run hot and can throttle without cooling. Many motherboards now ship with an M.2 heatsink that does the job.