Caldera SN-3503 XT 1TB PCIe 4.0 NVMe M.2 2280 SSD
SSDs · Caldera · SKU SN3503-XT · Released 2021 · Updated 2026-10-25
Key facts
| Benchmark index | 5,343 (SSDs scale) |
|---|---|
| Category rank | #28,070 |
| Street price | $69 |
| Power | 7 W (active) |
| Performance per dollar | 77.43 |
| Released | 2021 |
Specifications
| Brand | Caldera |
|---|---|
| Model | Caldera SN-3503 XT |
| Capacity | 1 TB |
| Form factor | M.2 2280 |
| Interface | PCIe 4.0 x4, NVMe 2.0 |
| Sequential read | 6,200 MB/s |
| Sequential write | 4,900 MB/s |
| Random 4K read | 1,200K IOPS |
| NAND | 3D QLC, 218-layer |
| Cache | DRAM-less (HMB) |
| Endurance | 360 TBW (0.33 DWPD) |
| Warranty | 3 years |
| Heatsink | Heatsink edition available |
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 |
|---|---|---|---|
| Altrix SN-3921 Pro 4TB PCIe 4.0 NVMe M.2 2280 SSD | 11,250 | $329 | Compare |
| Altrix SN-7716 Ti 500GB SATA 2.5-inch SSD | 3,640 | $39 | Compare |
| Altrix SN-3411 Prime 8TB PCIe 4.0 NVMe M.2 2280 SSD | 13,099 | $489 | Compare |
| Novexa SN-1926 Max 1TB PCIe 4.0 NVMe M.2 2280 SSD | 8,969 | $189 | Compare |
| Strivon SN-3047 Core 8TB PCIe 5.0 NVMe M.2 2280 SSD | 12,070 | $409 | Compare |
| Altrix SN-3038 Ti 500GB SATA 2.5-inch SSD | 4,421 | $49 | Compare |
Cite this page: Hardware Spec Index, “Caldera SN-3503 XT 1TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/41499779 (accessed 2026-10-25).