Best 250GB PCIe 3.0 ADATA DRAM-less SSDs
There are 5 250GB PCIe 3.0 ADATA DRAM-less SSDs compared here. The fastest is the ADATA FALCON at 3100 MB/s read, and the highest-rated for endurance is the ADATA XPG GAMMIX S5 (1200 TBW). Sequential reads across the group span 1800–3100 MB/s at 250GB.
Why this configuration
A 250GB PCIe 3.0 ADATA DRAM-less SSD is an affordable NVMe step up from SATA. Gen3 is roughly six times SATA's throughput yet often costs little more, making it the easy default for a first NVMe drive or a laptop that only supports Gen3. ADATA specifically tends to be chosen here for its firmware track record and warranty support.
250GB covers an OS and core apps with little room for a large game library.
Usually chosen for: budget builders, laptop upgraders and anyone leaving SATA behind.
Good fit: value builds and gaming where cost per gigabyte matters.
Look elsewhere for: databases, virtual machines and other sustained random-write workloads.
Ranked list
Speeds on this page are the manufacturer's 250GB ratings where published (1 of 5 drives), not the family headline figure.
| # | Model | Tier | Controller | Read MB/s (at 250GB) | TBW | |
|---|---|---|---|---|---|---|
| 1 |  ADATA FALCON 250GB, 500GB, 1TB, 2TB | Mid-range | Realtek RTS5762DL (Dual Core, 8-Ch | 3100* | 1200 | Find on Amazon |
| 2 |  ADATA XPG SX6000 PRO 250GB, 500GB, 1TB | Value | Realtek’s RTS5763DL | 2100* | 600 | Find on Amazon |
| 3 |  ADATA XPG GAMMIX S5 250GB, 500GB, 1TB, 2TB | Value | Realtek’s RTS5763DL | 2100* | 1200 | Find on Amazon |
| 4 |  ADATA XPG SX6000 Lite 128GB, 250GB, 500GB, 1TB | Value | Realtek’s RTS5763DL | 1800* | 480 | Find on Amazon |
| 5 |  ADATA SWORDFISH 250GB, 500GB, 1TB, 2TB | Value | Realtek RTS5763DL (Dual Core, 8-Ch | 1800 | 960 | Find on Amazon |
* family rating — the manufacturer does not publish a 250GB figure for this drive.
The parts, explained
250GB fits an OS plus core apps.
PCIe 3.0 x4 reaches about 3,500 MB/s — plenty for everyday use and gaming, and cheaper than Gen4.
DRAM-less drives use the Host Memory Buffer (HMB) instead — cheaper, and fine for everyday use and gaming, with a small penalty under heavy random writes.
Staying with ADATA means consistent firmware, tooling and warranty handling across the range.
Common questions
Is a DRAM-less 250GB SSD good enough?
For gaming and everyday use, yes — HMB covers those workloads well. If you run sustained heavy random writes (databases, VMs), a drive with a DRAM cache stays more consistent.