Hardware Spec Index

Novexa SN-6623 Ultra 1TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Novexa · SKU SN6623-ULTRA · Released 2025 · Updated 2026-10-26

Key facts

Benchmark index5,075 (SSDs scale)
Category rank#5,885
Street price$59
Power7 W (active)
Performance per dollar86.02
Released2025

Specifications

BrandNovexa
ModelNovexa SN-6623 Ultra
Capacity1 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read4,800 MB/s
Sequential write4,400 MB/s
Random 4K read1,190K IOPS
NAND3D QLC, 218-layer
CacheDRAM-less (HMB)
Endurance360 TBW (0.33 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

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Cite this page: Hardware Spec Index, “Novexa SN-6623 Ultra 1TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/2653618 (accessed 2026-10-26).