Silicon Power XS70 1TB NVMe M.2 PCIe 4.0 SSD Review

SSDs are now getting faster and faster with each passing month and more brands are releasing their versions of the M.2 PCIe 4.0 SSD that can surpass 7000MB/s speeds. Silicon Power joined this group of manufacturers with the XS70, rated at up to 7300MB/s! This seems to be the maximum for the current generation of SSDs, and the next step will be support for PCIe 5.0 (Gen5), which we can already see on some single Z690 motherboard, and these new SSDs shoulbe be released around next year. However, let’s focus on the fastest SSDs on the current market so the XS70 from Silicon Power.

Let’s begin with specifications and features, and later, we will test the performance of the 1TB version of the XS70 M.2 SSD on the latest motherboard with the Z690 chipset.


Key Features:

  • PCIe Gen 4×4 interface with read speeds up to 7,300MB/s and write speeds up to 6,800MB/s
  • Compatible with PlayStation 5 for additional storage expansion
  • Unique heatsink design provides maximum heat dissipation and thermal management
  • NVMe 1.4 support allows for higher performance, lower latency, and lower power consumption
  • Available in massive storage capacity options ranging from 1TB to 4TB
  • Supports DRAM Cache Buffer for improved sequential read/write and random read/write performance
  • Supports LDPC and RAID engine technology for enhanced data integrity and stability
  • Small form factor M.2 2280 (80mm) allows for easy installation in laptops and small form factor PC systems


You can buy the Silicon Power XS70 1TB NVMe M.2 PCIe Gen4x4 for around USD $129.99 from Amazon –


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About Bartosz Waluk 474 Articles
Bartosz Waluk aka Woomack is from Poland. He's been interested in computer hardware and extreme overclocking for over 15 years. Bartosz has also over 12 years experience in IT what includes sales, technical support and computer building ... but not only. He joined the Funky Kit team in January 2013.