Caldera SN-4978 Edge 1TB PCIe 4.0 NVMe M.2 2280 SSD
SSDs · Caldera · SKU SN4978-EDGE · Released 2024 · Updated 2026-10-26
Key facts
| Benchmark index | 5,859 (SSDs scale) |
|---|---|
| Category rank | #24,376 |
| Street price | $79 |
| Power | 5 W (active) |
| Performance per dollar | 74.16 |
| Released | 2024 |
Specifications
| Brand | Caldera |
|---|---|
| Model | Caldera SN-4978 Edge |
| Capacity | 1 TB |
| Form factor | M.2 2280 |
| Interface | PCIe 4.0 x4, NVMe 2.0 |
| Sequential read | 5,900 MB/s |
| Sequential write | 5,300 MB/s |
| Random 4K read | 1,190K IOPS |
| NAND | 3D TLC, 218-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-9200 XT 8TB PCIe 5.0 NVMe M.2 2280 SSD | 14,518 | $539 | Compare |
| Strivon SN-3149 Prime 2TB PCIe 4.0 NVMe M.2 2280 SSD | 10,592 | $269 | Compare |
| Altrix SN-3118 SE 2TB PCIe 4.0 NVMe M.2 2280 SSD | 10,286 | $259 | Compare |
| Altrix SN-9117 Pro 2TB PCIe 4.0 NVMe M.2 2280 SSD | 11,090 | $339 | Compare |
| Caldera SN-9672 SE 1TB PCIe 4.0 NVMe M.2 2280 SSD | 6,003 | $89 | Compare |
| Novexa SN-1974 Ultra 8TB PCIe 4.0 NVMe M.2 2280 SSD | 14,650 | $599 | Compare |
Cite this page: Hardware Spec Index, “Caldera SN-4978 Edge 1TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/1216237 (accessed 2026-10-26).