Caldera SN-4239 Plus 1TB PCIe 4.0 NVMe M.2 2280 SSD
SSDs · Caldera · SKU SN4239-PLUS · Released 2023 · Updated 2026-10-19
Key facts
| Benchmark index | 6,881 (SSDs scale) |
|---|---|
| Category rank | #278 |
| Street price | $119 |
| Power | 8 W (active) |
| Performance per dollar | 57.82 |
| Released | 2023 |
Specifications
| Brand | Caldera |
|---|---|
| Model | Caldera SN-4239 Plus |
| Capacity | 1 TB |
| Form factor | M.2 2280 |
| Interface | PCIe 4.0 x4, NVMe 2.0 |
| Sequential read | 7,300 MB/s |
| Sequential write | 6,900 MB/s |
| Random 4K read | 950K IOPS |
| NAND | 3D QLC, 232-layer |
| Cache | DRAM-less (HMB) |
| Endurance | 200 TBW (0.18 DWPD) |
| Warranty | 3 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 |
|---|---|---|---|
| Caldera SN-8817 Ti 4TB PCIe 4.0 NVMe M.2 2280 SSD | 10,082 | $279 | Compare |
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| Altrix SN-1751 SE 1TB SATA 2.5-inch SSD | 3,576 | $39 | Compare |
| Altrix SN-1191 XT 2TB PCIe 4.0 NVMe M.2 2280 SSD | 6,887 | $129 | Compare |
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| Strivon SN-3328 Plus 1TB PCIe 4.0 NVMe M.2 2280 SSD | 7,824 | $179 | Compare |
Cite this page: Hardware Spec Index, “Caldera SN-4239 Plus 1TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/85644768 (accessed 2026-10-19).