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Xraydisk SSD 1 TB

1 TB
Capacity
YS9082HP
Controller
TLC
Flash
SATA 6 Gbps
Interface
2.5"
Form Factor

Multiple hardware versions found.

Performance could vary due to unannounced flash/controller changes.

SSD Controller
Controller
NAND Die
NAND Die
The Xraydisk SSD is a solid-state drive in the 2.5" form factor. It is only available in the 1 TB capacity listed on this page. With the rest of the system, the Xraydisk SSD interfaces using a SATA 6 Gbps connection. The SSD controller is the YS9082HP from Yeestor, a DRAM cache is not available. Xraydisk has installed 232-layer TLC NAND flash on the SSD, the flash chips are made by SpecTek. Please note that this SSD is sold in multiple variants with different NAND flash or controller, which could affect performance, the "Notes" section at the end of this page has more info. To improve write speeds, a pseudo-SLC cache is used, so bursts of incoming writes are soaked up more quickly. The SSD is rated for sequential read speeds of up to 550 MB/s and 490 MB/s write.
At its launch, the SSD was priced at 36 USD. The warranty length is set to three years, which is above average, but shorter than the five years offered by many other vendors. The TBW rating for the Xraydisk SSD 1 TB is unknown.

Solid-State-Drive

Capacity: 1 TB (1024 GB)
Overprovisioning: 70.3 GB / 7.4 %
Production: Active
Released: Unknown
Price at Launch: 36 USD
Part Number: YS9082HP + SpecTek B58R
Market: Consumer

Physical

Form Factor: 2.5"
Interface: SATA 6 Gbps
Protocol: AHCI
Power Draw: Unknown

Controller

Manufacturer: Yeestor
Name: YS9082HP
Architecture: ARM 32-bit Cortex-R5
Core Count: Dual-Core
Foundry: TSMC
Process: 40 nm
Flash Channels: 4 @ 400 MT/s
Chip Enables: 4

NAND Flash

Manufacturer: SpecTek
Name: B58R
Part Number: PF858
Rebranded: FBMB58R1T0KLBAHJ4
Type: TLC
Technology: 232-layer
Speed: 2400 MT/s
Capacity: 8 chips @ 1 Tbit
ONFI: 5.0
Topology: Replacement Gate
Die Size: 70 mm²
(14.6 Gbit/mm²)
Dies per Chip: 1 die @ 1 Tbit
Planes per Die: 6
Decks per Die: 2
Word Lines: 253 per NAND String
91.7% Vertical Efficiency
Block Erase Time (tBERS): 15 ms
Page Size: 16 KB
Block Size: 2784 Pages
Plane Size: 3402 Blocks

DRAM Cache

Type: None

Performance

Sequential Read: 550 MB/s
Sequential Write: 490 MB/s
Random Read: Unknown
Random Write: Unknown
Endurance: Unknown
Warranty: 3 Years
SLC Write Cache: Yes

Features

TRIM: Yes
SMART: Yes
Power Loss Protection: No
Encryption:
  • No
RGB Lighting: No
PS5 Compatible: No

Notes

NAND Die:

Typically lower endurance than FortisFlash
2-Deck design with 116 word line per deck
Programming Throughput - not confirmed, calculated by estimated tPROG
tPROG - Estimated, not confirmed

Jun 1st, 2024 17:35 EDT change timezone

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