Toshiba Kioxia BG4 Series 256GB SSD KBG40ZNS256G NVMe M.2 2230 PCI-E drive

Toshiba / Kioxia BG4 Series KBG40ZNS256G / FWJTG 256GB M.2 2230 PCI-e Gen3 x4 NVMe Solid State Drive – Brand New OEM
Toshiba / Kioxia Client SSDs
Leveraging state-of-the-art BiCS FLASH™ 3D flash memory with in-house designed controllers and firmware, TOSHIBA / KIOXIA client SSDs come in a variety of form factors, including a compact and lightweight “single-package SSD.”
They also offer a variety of capacities, performance and  security options, and are well-suited for mobile computing, desktop PCs and workstations.
In a compact, single-package form factor and based on 96-layer BiCS FLASH™ 3D flash memory, the BG4 Series is designed for thin and light performance-oriented use cases, such as ultra-mobile PCs, IoT devices and data center server boot. Available in capacities up to 1 TB, this series features Host Memory Buffer (HMB), PCIe® Gen3 x4 interface and supports the NVMe™ command set.
Toshiba / Kioxia M.2 2230 256GB NVMe SSD
Model Number KBG40ZNS256G
Main Specification
Interface PCIe Gen3 8 Gb/s, up to 4 lanes
Form Factor M.2 2230
Capacity 256GB
Performance
Sequential Read MB/s up to (Q=32, T=1) 2200
Sequential Write MB/s up to (Q=32, T=1) 1400
Physical Dimensions
Length 30.15 mm
Width 22.15 mm
Height 2.23mm