Head to head

Crucial T705 2TB vs Western Digital WD Black SN7100 2 TB

Our pick

Western Digital WD Black SN7100 2 TB

M.2 NVMe SSDs

Why this one

Choose the 2TB SN7100 for a larger file collection in a compatible M.2 2280 PCIe Gen4 slot.¹
It combines five-year warranty coverage with a 1,200TB rated write allowance; check the exact warranty terms against your expected writes.¹²

Read the review

Product photographs. Not to scale.

What Crucial T705 2TB offers

The Crucial T705 2TB provides 2TB for a PCIe Gen5 M.2 2280 build. Its published transfer results were measured fresh out of the box in CrystalDiskMark at queue depth 512, with write cache enabled and Windows 11 Core isolation disabled.³⁴⁵⁶ This version has no heatsink, so plan cooling before installation.⁴

What differs

Specification	Crucial T705 2TB	Western Digital WD Black SN7100 2 TB
Capacity	2,048 GB⁵	2,000 GB¹
PCIe generation	Gen5³	Gen4¹
Random read	1,550,000 IOPS⁶	1,000,000 IOPS¹
DRAM cache	Yes⁶	No¹

More details

Specification	Crucial T705 2TB	Western Digital WD Black SN7100 2 TB
Sequential read speed	14,500 MB/s (Environment: Windows 11 Core isolation disabled for performance measurement. Fresh out-of-box (FOB) state is assumed.; Test method: Typical I/O performance as measured using CrystalDiskMark® with a queue depth of 512 and write cache enabled.)⁴	7,250 MB/s¹
Endurance	1,200 TB⁴	1,200 TB²
Sequential write speed	12,700 MB/s (Environment: Windows 11 Core isolation disabled for performance measurement. Fresh out-of-box (FOB) state is assumed.; Test method: Typical I/O performance as measured using CrystalDiskMark® with a queue depth of 512 and write cache enabled.)⁴	6,900 MB/s¹
Flash cell type	Tlc³	Tlc¹
Warranty	5 years³	5 years¹
Hardware encryption	Yes⁶	Not published
M.2 form factor	M.2 2280⁶	M.2 2280¹