Silicon Power P34A80 1000GB

The Silicon Power P34A80 is a high-performance NVMe 1.3 storage solution designed to saturate the bandwidth of the PCIe 3.0 x4 interface. In its reference configuration, the drive utilizes an 8-channel controller architecture—historically the Phison PS5012-E12—paired with 3D TLC NAND and a dedicated DDR4 DRAM buffer for mapping tables, allowing for high sustained sequential throughput and consistent random I/O performance suitable for mixed-use workstation workloads. Field notes: the model has seen significant Bill of Materials revisions with later production runs using controllers such as the Silicon Motion SM2262EN, Realtek RTS5762, or Maxio; thermal characteristics, sustained write speeds after SLC cache exhaustion, and firmware stability can vary by manufacturing batch.

Key Specifications

• Interface: PCIe Gen 3.0 x4 / NVMe 1.3
• Sequential Speeds: Up to 3,400 MB/s Read / 3,000 MB/s Write
• Controller: Variable (Phison PS5012-E12, SM2262EN, or Realtek RTS5762)
• NAND Type: 3D TLC
• DRAM Cache: Yes (Configuration varies by controller mapping)
• Form Factor: M.2 2280 (Double-sided PCB common on 1TB+ Phison variants)
• Endurance Rating: High TBW ratings relative to class (typically ~1665 TBW for original E12 1TB implementations)

Hardware Alternatives

• Sabrent Rocket: These drives represent the primary "hardware clones" of the original P34A80. They share the Phison E12 reference design, utilizing the same underlying firmware logic and Toshiba/Kioxia BiCS TLC NAND, offering nearly identical performance profiles.
• Corsair MP510: These drives represent the primary "hardware clones" of the original P34A80. They share the Phison E12 reference design, utilizing the same underlying firmware logic and Toshiba/Kioxia BiCS TLC NAND, offering nearly identical performance profiles.
• TeamGroup MP34: These drives represent the primary "hardware clones" of the original P34A80. They share the Phison E12 reference design, utilizing the same underlying firmware logic and Toshiba/Kioxia BiCS TLC NAND, offering nearly identical performance profiles.
• ADATA SX8200 Pro: These units utilize the Silicon Motion SM2262EN controller. They are direct competitors to the P34A80's original specification and are structurally identical to the SM2262EN variants of the P34A80 found in some regions.
• HP EX950: These units utilize the Silicon Motion SM2262EN controller. They are direct competitors to the P34A80's original specification and are structurally identical to the SM2262EN variants of the P34A80 found in some regions.
• Samsung 970 EVO Plus: A vertically integrated proprietary competitor. While the P34A80 relies on third-party reference designs, the 970 EVO Plus serves as the performance benchmark for this PCIe 3.0 tier, generally offering more consistent hardware provenance.