Hardware Spec Index

Caldera SN-4843 Ultra 1TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN4843-ULTRA · Released 2020 · Updated 2026-10-26

Key facts

Benchmark index7,127 (SSDs scale)
Category rank#12,221
Street price$129
Power7 W (active)
Performance per dollar55.25
Released2020

Specifications

BrandCaldera
ModelCaldera SN-4843 Ultra
Capacity1 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read5,400 MB/s
Sequential write4,300 MB/s
Random 4K read700K IOPS
NAND3D QLC, 238-layer
CacheDRAM-less (HMB)
Endurance200 TBW (0.18 DWPD)
Warranty3 years
HeatsinkNone

Related guides

NVMe SSDs ExplainedM.2 SSD Sizes and KeysSSD Endurance ExplainedDRAM vs DRAM-less SSDsPCIe 4.0 vs PCIe 5.0

Similar SSDs

ModelBenchmarkPriceCompare
Novexa SN-7689 Core 4TB PCIe 4.0 NVMe M.2 2280 SSD10,162$249Compare
Altrix SN-1518 Ti 1TB PCIe 4.0 NVMe M.2 2280 SSD8,586$209Compare
Strivon SN-4885 XT 1TB PCIe 4.0 NVMe M.2 2280 SSD8,534$209Compare
Altrix SN-6049 Max 1TB PCIe 3.0 NVMe M.2 2280 SSD5,635$69Compare
Altrix SN-2504 Max 1TB PCIe 4.0 NVMe M.2 2280 SSD5,467$69Compare
Novexa SN-3499 Ti 4TB PCIe 5.0 NVMe M.2 2280 SSD11,643$429Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Caldera SN-4843 Ultra 1TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/12585656 (accessed 2026-10-26).