Silicon Power P34A60 512GB

The Silicon Power P34A60 512GB is an entry-level NVMe drive built on a DRAM-less architecture that uses the Host Memory Buffer (HMB) feature to reduce latency. The drive is typically based on a 4-channel controller—most commonly the Silicon Motion SM2263XT—paired with 3D TLC NAND. By using HMB, the controller accesses a portion of system RAM to manage the logical-to-physical address translation layer, improving random I/O performance over legacy SATA SSDs without a dedicated DRAM package. Silicon Power employs a variable bill of materials for the P34A60, so controller and NAND pairing can differ between batches (some iterations use the Phison E13T). The drive is almost always single-sided, improving compatibility with thin laptops and ultrabooks.

Key Specifications

• Interface: PCIe Gen 3.0 x4 / NVMe 1.3
• Max Sequential Speeds: 2200 MB/s Read, 1600 MB/s Write
• Controller: Silicon Motion SM2263XT or Phison E13T (Variable)
• NAND Type: 3D TLC
• Caching: Host Memory Buffer (HMB) / SLC Cache
• Endurance: 300 TBW
• Form Factor: Single-sided M.2 2280

Hardware Alternatives

• TeamGroup MP33: This drive serves as a close hardware relative, frequently utilizing the same SM2263XT reference design and offering nearly identical throughput and endurance characteristics.
• Crucial P2: A direct competitor in the DRAM-less Gen 3 segment; later versions shifted to QLC NAND, giving the TLC-based P34A60 a sustained write and endurance advantage over those specific units.
• WD Blue SN550: Occupies the same performance tier but differentiates itself by using a proprietary SanDisk/Western Digital in-house controller and a static SLC cache design.