256GB Transcend NVME PCIe Gen3 x4 220S M.2 2280 Internal SSD w/ Dram


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Product Overview

  • Adopts PCIe Gen3 x4 interface and NVME 1.3 standard
  • Up to 3,500 MB/s read; 2,700 MB/s write
  • 3D NAND flash memory and DDR3 Dram Cache
  • Engineered with LDPC (Low-Density Parity Check) coding  to ensure data integrity; Built-in SLC caching technology for exceptional transfer speeds
  • Engineered thermal throttling mechanism


Transcend's PCIe SSD 220S aims at high-end applications, such as digital audio/video production, gaming, and enterprise use, which require constant processing heavy workloads with no system lags or slowdowns of any kind. Utilizing the PCI Express® Gen3 x4 interface supported by the latest NVMe™ standard, 3D NAND flash memory, an 8-channel controller, and a DRAM cache, the PCIe SSD 220S offers supreme transfer speeds that override others.


Dimensions 80 mm x 22 mm x 3.58 mm (3.15" x 0.87" x 0.14")
Weight 10 g (0.35 oz)
M.2 Type
  • 2280-D2-M (Double-sided)


Bus Interface
  • NVMe PCIe Gen3 x4


Flash Type
  • 3D NAND flash
  • 256 GB/
  • 512 GB/
  • 1 TB/
  • 2 TB

Operating Environment

Operating Temperature 0°C (32°F) ~ 70°C (158°F)
Operating Voltage
  • 3.3V±5%


Sequential Read/Write (CrystalDiskMark)
    • 2 TB
      up to 3,500/2,700 MB/s
    • 1 TB
      up to 3,400/1,900 MB/s
    • 512 GB
      up to 3,300/2,100 MB/s
  • 256 GB
    up to 3,300/1,100 MB/s
4K Random Read/Write (IOmeter)
    • 2 TB
      up to 340,000/310,000 IOPS
    • 1 TB
      up to 300,000/340,000 IOPS
    • 512 GB
      up to 210,000/310,000 IOPS
  • 256 GB
    up to 210,000/290,000 IOPS
Terabytes Written (TBW)
    • 2 TB
      4,400 TBW
    • 1 TB
      2,200 TBW
    • 512 GB
      1,100 TBW
  • 256 GB
    550 TBW
Mean Time Between Failures (MTBF) 2,000,000 hour(s)
Drive Writes Per Day (DWPD) 1.2 (5 yrs)
  • Speed may vary due to host hardware, software, usage, and storage capacity.
  • The workload used to rate DWPD may be different from your actual workload, which may vary due to host hardware, software, usage, and storage capacity.
  • Some motherboards only provide PCIe x2 connections for the M.2 slot, creating a bottleneck on even the fastest drives.


  • CE/
  • FCC/
  • BSMI/
  • KC/
  • RCM
  • Five-year Limited Warranty
Warranty Policy
  • Please click here for more information about the Transcend Warranty Policy.
  • Warranty does not apply when SSD Scope's wear-out indicator displays 0% within the warranty coverage.

System Requirement

Operating System
  • Microsoft Windows 7 (additional driver required)
  • Microsoft Windows 8 (additional driver required)
  • Microsoft Windows 10
  • Linux Kernel 2.6.31 or later
  • Systems for use with the PCIe M.2 SSD must have an M.2 connector with only an M key. B-key connectors are not compatible. Improper insertion may lead to damage. Please click here for more information.


Advanced Garbage Collection
RAID Engine
LDPC Coding