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Western Digital Gold DC SN600 960 GB

960 GB
Capacity
WD 20-82-10051-A0
Controller
TLC
Flash
PCIe 3.0 x4
Interface
U.2
Form Factor
NAND Die
NAND Die
The Western Digital Gold DC SN600 is a solid-state drive in the U.2 form factor, launched on March 4th, 2020. It is available in capacities ranging from 960 GB to 7.5 TB. This page reports specifications for the 960 GB variant. With the rest of the system, the Western Digital Gold DC SN600 interfaces using a PCI-Express 3.0 x4 connection. The SSD controller is the 20-82-10051-A0 (DD04A0 FMB1) from WD, a DRAM cache chip is available. Western Digital has installed 96-layer TLC NAND flash on the Gold DC SN600, the flash chips are made by Toshiba. The Gold DC SN600 is rated for sequential read speeds of up to 3,000 MB/s and 1,100 MB/s write; random IO reaches 413K IOPS for read and 44K for writes.
The SSD's price at launch is unknown. The warranty length is set to five years, which is an excellent warranty period. Western Digital guarantees an endurance rating of 1400 TBW, a good value.

Solid-State-Drive

Capacity: 960 GB
Variants: 960 GB 1.9 TB 3.8 TB 7.5 TB
Overprovisioning: 129.9 GB / 14.5 %
Production: Unknown
Released: Mar 4th, 2020
Part Number: WDS960G1D0D
Market: Enterprise

Physical

Form Factor: U.2
Interface: PCIe 3.0 x4
Protocol: NVMe 1.3
Power Draw: 4.6 W (Idle)
Unknown (Avg)
12.0 W (Max)

Controller

Manufacturer: WD
Name: 20-82-10051-A0 (DD04A0 FMB1)
Architecture: ARM 64-bit Cortex-A53
Flash Channels: 8
Controller Features: DRAM (enabled)

NAND Flash

Manufacturer: Toshiba
Name: BiCS4
Type: TLC
Technology: 96-layer
Speed: 800 MT/s
Capacity: Unknown
ONFI: 4.0
Toggle: 3.0
Topology: Charge Trap
Process: 19 nm
Die Size: 86 mm²
(6.0 Gbit/mm²)
Planes per Die: 2
Decks per Die: 2
Word Lines: 109 per NAND String
88.1% Vertical Efficiency
Read Time (tR): 58 µs
Program Time (tProg): 561 µs
Die Read Speed: 551 MB/s
Die Write Speed: 57 MB/s
Endurance:
(up to)
3000 P/E Cycles
(30000 in SLC Mode)
Page Size: 16 KB
Block Size: 1152 Pages
Plane Size: 1822 Blocks

DRAM Cache

Type: DDR4
Capacity: Unknown

Performance

Sequential Read: 3,000 MB/s
Sequential Write: 1,100 MB/s
Random Read: 413,000 IOPS
Random Write: 44,000 IOPS
Endurance: 1400 TBW
Warranty: 5 Years
MTBF: 2.0 Million Hours
Drive Writes Per Day (DWPD): 0.8
Write Cache: N/A

Features

TRIM: Yes
SMART: Yes
Power Loss Protection: Yes
Encryption:
  • AES-256
RGB Lighting: No
PS5 Compatible: No

Notes

NAND Die:

Read latency tR: 58 µs (ABL)
tPROG with ~ 25% Overhead: ~ 750 µs (Avg - 42.7 MB/s per each die)

Jun 1st, 2024 03:31 EDT change timezone

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