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ADATA Ultimate SU650 240 GB (MAS0902 + Micron B27A)

240 GB
Capacity
MAS0902A-B2C
Controller
TLC
Flash
SATA 6 Gbps
Interface
2.5"
Form Factor

Multiple hardware versions found.

Performance could vary due to unannounced flash/controller changes.

PCB Front
PCB Front
SSD Controller
Controller
NAND Die
NAND Die
The ADATA Ultimate SU650 is a solid-state drive in the 2.5" form factor, launched in 2020. It is only available in the 240 GB capacity listed on this page. With the rest of the system, the ADATA Ultimate SU650 interfaces using a SATA 6 Gbps connection. The SSD controller is the MAS0902A-B2C from MaxioTech, a DRAM cache is not available. ADATA has installed 96-layer TLC NAND flash on the Ultimate SU650, the flash chips are made by Micron. 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 Ultimate SU650 is rated for sequential read speeds of up to 520 MB/s and 320 MB/s write; random IOPS reach up to 40K for reads and 75K for writes.
The SSD's price at launch is unknown. The warranty length is set to three years, which is above average, but shorter than the five years offered by many other vendors. ADATA guarantees an endurance rating of 140 TBW, a good value.

Solid-State-Drive

Capacity: 240 GB
Hardware Versions:
Overprovisioning: 32.5 GB / 14.5 %
Production: Active
Released: 2020
Part Number: ASU650SS-240GT-R
Market: Consumer

Physical

Form Factor: 2.5"
Interface: SATA 6 Gbps
Protocol: AHCI
Power Draw: 0.65 W (Idle)
Unknown (Avg)
Unknown (Max)

Controller

Manufacturer: MaxioTech
Name: MAS0902A-B2C
Architecture: ARM 32-bit
Core Count: Single-Core
Foundry: GF
Process: 40 nm
Flash Channels: 4 @ 667 MT/s
Chip Enables: 8

NAND Flash

Manufacturer: Micron
Name: B27A FortisFlash
Part Number: MT29F512G08EBHBF
Type: TLC
Technology: 96-layer
Speed: 50 MT/s .. 800 MT/s
Capacity: 2 chips @ 1 Tbit
ONFI: 4.0
Topology: Floating Gate
Die Size: 82 mm²
(6.2 Gbit/mm²)
Dies per Chip: 2 dies @ 512 Gbit
Planes per Die: 4
Decks per Die: 2
Word Lines: 106 per NAND String
90.6% Vertical Efficiency
Read Time (tR): 88 µs
Program Time (tProg): 800 µs
Block Erase Time (tBERS): 15 ms
Die Read Speed: 727 MB/s
Die Write Speed: 80 MB/s
Endurance:
(up to)
2000 P/E Cycles
(40000 in SLC Mode)
Page Size: 16 KB
Block Size: 5184 Pages
Plane Size: 236 Blocks

DRAM Cache

Type: None

Performance

Sequential Read: 520 MB/s
Sequential Write: 320 MB/s
Random Read: 40,000 IOPS
Random Write: 75,000 IOPS
Endurance: 140 TBW
Warranty: 3 Years
MTBF: 2.0 Million Hours
Drive Writes Per Day (DWPD): 0.5
SLC Write Cache: Yes

Features

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

Notes

Jun 1st, 2024 10:04 EDT change timezone

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