Crucial T705 1000GB

The Crucial T705 uses the Phison PS5026-E26 controller paired with Micron’s 232-layer (B58R) TLC NAND, representing a fully vertically integrated flagship solution. It distinguishes itself from its predecessor, Crucial T700 1000GB, by increasing the NAND interface transfer rate to 2400 MT/s, allowing it to nearly saturate the available PCIe 5.0 x4 bandwidth. A dedicated LPDDR4 DRAM cache handles logical-to-physical mapping tables to maintain consistent latency and sustained throughput during write-intensive workstation tasks. Thermal management is a defining operational characteristic: the Phison E26 controller and high-frequency NAND signaling produce significant waste heat, so a robust heatsink (the included active cooler or a high-mass motherboard solution) is mandatory to avoid thermal throttling. Sequential speeds are class-leading, while low queue depth random 4K performance remains bound by current NAND latency. The drive is fully optimized for Microsoft DirectStorage.

Key Specifications

• Interface: PCIe 5.0 x4 / NVMe 2.0
• Controller: Phison PS5026-E26 (12nm process)
• NAND Flash: Micron 232-Layer 3D TLC (B58R)
• DRAM Cache: Yes (LPDDR4)
• Max Sequential Read/Write: 13,600 MB/s / 10,200 MB/s
• Endurance: 600 TBW
• Feature Support: Microsoft DirectStorage, TCG Opal 2.01 Encryption

Hardware Alternatives

• Crucial T700 1000GB: The direct predecessor using the same controller and NAND hardware but operating at slower bus speeds (approx. 2000 MT/s), resulting in lower peak throughput.
• Corsair MP700 PRO / MSI Spatium M580: Hardware relatives utilizing the same Phison E26 controller and Micron 232-layer NAND configuration, offering comparable performance profiles within the Gen 5 ecosystem.
• Samsung 990 PRO 1000GB and Western Digital WD_BLACK SN850X 1000GB: Primary competitors in the high-end enthusiast segment that use proprietary controllers limited to PCIe 4.0, offering lower sequential throughput but competitive random read/write latency profiles.