Caldera SN-4988 XT 1TB PCIe 4.0 NVMe M.2 2230 SSD
SSDs · Caldera · SKU SN4988-XT · Released 2022 · Updated 2026-10-23
Key facts
| Benchmark index | 7,803 (SSDs scale) |
|---|---|
| Category rank | #36,485 |
| Street price | $149 |
| Power | 5 W (active) |
| Performance per dollar | 52.37 |
| Released | 2022 |
Specifications
| Brand | Caldera |
|---|---|
| Model | Caldera SN-4988 XT |
| Capacity | 1 TB |
| Form factor | M.2 2230 |
| Interface | PCIe 4.0 x4, NVMe 2.0 |
| Sequential read | 6,500 MB/s |
| Sequential write | 4,700 MB/s |
| Random 4K read | 1,280K IOPS |
| NAND | 3D TLC, 238-layer |
| Cache | DRAM-less (HMB) |
| Endurance | 600 TBW (0.33 DWPD) |
| Warranty | 5 years |
| Heatsink | None |
Related guides
NVMe SSDs ExplainedM.2 SSD Sizes and KeysSSD Endurance ExplainedDRAM vs DRAM-less SSDsPCIe 4.0 vs PCIe 5.0
Similar SSDs
| Model | Benchmark | Price | Compare |
|---|---|---|---|
| Novexa SN-3797 Prime 4TB PCIe 4.0 NVMe M.2 2280 SSD | 14,900 | $499 | Compare |
| Altrix SN-7590 Edge 4TB PCIe 5.0 NVMe M.2 2280 SSD | 10,961 | $309 | Compare |
| Caldera SN-9948 Max 500GB SATA 2.5-inch SSD | 4,406 | $49 | Compare |
| Mirenta SN-2004 Plus 8TB PCIe 5.0 NVMe M.2 2280 SSD | 12,903 | $409 | Compare |
| Strivon SN-6084 Ti 4TB PCIe 5.0 NVMe M.2 2280 SSD | 12,268 | $429 | Compare |
| Caldera SN-1389 Ti 2TB PCIe 4.0 NVMe M.2 2280 SSD | 9,826 | $209 | Compare |
Cite this page: Hardware Spec Index, “Caldera SN-4988 XT 1TB PCIe 4.0 NVMe M.2 2230 SSD”, https://vextor7.com/item/2016040 (accessed 2026-10-23).