Best 128GB ADATA TLC SSDs
There are 9 128GB ADATA TLC SSDs compared here. The fastest is the ADATA XPG SX6000 Lite at 1800 MB/s read at 128GB, and the highest-rated for endurance is the ADATA SU800 (1600 TBW). Sequential reads across the group span 520–1800 MB/s at 128GB.
Why this configuration
A 128GB ADATA TLC SSD is a mainstream all-rounder. TLC balances speed, endurance and price for general use. ADATA specifically tends to be chosen here for its firmware track record and warranty support.
At 128GB this is really a boot or cache drive rather than a main library.
Usually chosen for: everyday desktop and laptop storage.
Good fit: everyday all-rounder use, from OS drive to game library.
Ranked list
Speeds on this page are the manufacturer's 128GB ratings where published (5 of 9 drives), not the family headline figure. 2 of the 9 are rated slower at 128GB than at their fastest capacity. Rated writes at 128GB run 300–600 MB/s.
| # | Model | Tier | Controller | Read MB/s (at 128GB) | TBW | |
|---|---|---|---|---|---|---|
| 1 |  ADATA SU800 128GB, 250GB, 500GB, 1TB, 2TB | Mid-range | Silicon Motion SM2258G (1-Core, Cl | 560 | 1600 | Check price on Amazon |
| 2 |  ADATA ULTIMATE SU800 M.2 128GB, 250GB, 500GB, 1TB | Mid-range | Silicon Motion SM2258 | 560 | 800 | Find on Amazon |
| 3 |  ADATA SU650 128GB, 250GB, 500GB, 60GB, 960GB, 1.92TB | Value | SILICON MOTION SM2258XT ou Maxio M | 520* | 1120 | Check price on Amazon |
| 4 |  ADATA XPG SX6000 Lite 128GB, 250GB, 500GB, 1TB | Value | Realtek’s RTS5763DL | 1800 | 480 | Find on Amazon |
| 5 |  ADATA XPG GAMMIX S10 128GB, 250GB, 500GB, 1TB | Value | Silicon Motion SM2260 (Dual ARM Co | 660 | 640 | Find on Amazon |
| 6 |  ADATA XPG GAMMIX SX7000 128GB, 250GB, 500GB, 1TB | Value | Silicon Motion SM2260 (Dual ARM Co | 660 | 640 | Find on Amazon |
| 7 |  ADATA SP550 128GB, 250GB, 500GB, 960GB | Value | Silicon Motion SM2256K | 560* | 360 | Find on Amazon |
| 8 |  ADATA ULTIMATE SU650 M.2 128GB, 250GB, 500GB | Value | Maxio MAS0902A controller | 550* | 210 | Find on Amazon |
| 9 |  ADATA SP580 128GB, 250GB, 500GB, 960GB | Value | Marvell 88NV1120 | 520* | 200 | Find on Amazon |
* family rating — the manufacturer does not publish a 128GB figure for this drive.
The parts, explained
128GB suits a boot drive or a light secondary disk.
TLC NAND is the mainstream choice — a solid balance of endurance, speed and cost.
Staying with ADATA means consistent firmware, tooling and warranty handling across the range.