Adata Legend 840 1TB Gen4 M.2 NVMe Internal SSD

6,549 (Inclusive of GST)


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Adata Legend 840 1TB Gen4 M.2 NVMe Internal SSD :

Features :

  • PCIe Gen4 x4 interface
  • Excellent read/write performance
  • Heat sink keeps things 15% cooler
  • Great upgrade option for creators
  • High capacities
  • Works with PS5
  • NVMe 1.4 support
  • LDPC & AES 256-bit encryption
  • 5-year warranty

Overview :

A New Era of Creativity
Adata Legend 840 1TB Gen4 uses PCIe Gen4 x4 and NVMe 1.4 to give you stunning performance for seamless creative output. It works with the latest Intel and AMD platforms, including desktop PCs and laptops.

Get Inspired Faster
With read/write speeds of up to 5,000/4,500 MB per second, Adata Legend 840 1TB Gen4 is three times as fast as mainstream PCIe Gen3 SSDs and 15 times faster than SATA SSDs. It’s also backward compatible with current generation PCIe 3.0 platforms for creativity without limitations.

Don’t Just Create. Play a Little too.
Adata Legend 840 1TB Gen4 can also be installed on a PS5 as a secondary drive, giving you more storage space and smoothing game loading.

*This product has been tested and confirmed to be compatible with PS5. Actual speed may vary depending on hardware and software configurations.

**For more about compatibility, please click here.

Cool Creations
Adata Legend 840 1TB Gen4 understated but elegant heat sink design is characterized by an elegant dark gray color scheme with an exquisite gold-colored trimming. The heat sink works to keep temperatures down by 15% for optimal performance and stability.

Seamless Productivity
Creativity can’t wait! Adata Legend 840 1TB Gen4 is equipped with SLC caching and HMB technology (Host Memory Buffer) for uninterrupted productivity. It’s maximum 4K random read/write is up to 650K/600K IOPS for effortless multitasking.

Protecting Your Creations
With LDPC (Low Density Parity Check Code) and AES 256-bit encryption, Adata Legend 840 1TB Gen4 ensures accurate data transmissions and security.

5-Year Warranty
LEGEND series SSDs use only high quality ICs that have been rigorously tested. For further peace of mind, they come backed by a 5-year warranty.

SSD Toolbox
SSD ToolBox automatically ensures you have the latest firmware for optimal performance and allows for the monitoring of drive health and remaining life through Self-Monitoring, Analysis, and Reporting Technology (S.M.A.R.T.) attributes. It also lets you keep track of the current operating temperature, capacity, and total space used.

Specifications :

Capacity 1TB
Form factorM.2 2280
ControllerInnogrit IG5220
Dimensions (L x W x H)80 x 22 x 3.13mm / 3.15 x 0.87 x 0.13inch (with heat sink)
80 x 22 x 2.15mm / 3.15 x 0.87 x 0.09inch (without heat sink)
Weight9g / 0.36oz (with heat sink)
6g / 0.24oz (without heat sink)
InterfacePCIe Gen4 x4
Sequential Read (Max)Up to 5,000MB/s (PC/Laptop)*, Up to 5,000MB/s (PS5)
Sequential Write (Max)Up to 4,500MB/s*
4KB Random Read IOPS(Max)Up to 650K*
4KB Random Write IOPS(Max)Up to 600K*
Operating temperature0°C – 70°C
Storage temperature-40°C – 85°C
Shock resistance1500G/0.5ms
MTBF2,000,000 hours
Terabytes Written (TBW)650TB**
Warranty5-year limited warranty***
Remark* This product is compatible with the latest Intel and AMD platforms and must be used with a motherboard that supports PCIe 4.0 to achieve optimal performance. Actual performance may vary depending on the hardware and software configurations.

* This product is backward compatible with PCIe 3.0. If a third-generation PCIe motherboard is used, this product will be able to achieve sequential read/write speeds of 3400/3000MB per second.

* Test system configuration : M/B: MSI X570 GAMING PLUS, CPU: AMD Ryzen 7 3700X 8-Core Processor @ 3.60GHZ

** The value is the minimum amount of terabyte written that could be reached.

*** The SSD is based on the TBW or Warranty period.

Visit for more details.

Additional information

Weight0.5 kg
Form Factor







1 TB


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