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SanDisk · PCIe 5.0 · 4000 GB

SANDISK 4TB Optimus GX PRO 8100

M.2 2280 · TLC NAND · LPDDR4X-4266

Performance
97
Perf / price
13
Capacity value
54
Amazon
$1080
$1080
Available on Amazon Updated Aug 16, 2026
Performance96.7
Performance / price13.4
Capacity value53.7

Written analysis

SANDISK 4TB Optimus GX PRO 8100 at a glance

The SANDISK 4TB Optimus GX PRO 8100 is a 4000 GB M.2 2280 SSD using PCIe 5.0 x4, NVMe 2.0. The controller is (SMI) 2508. Flash type is TLC 218-layer. Cache is listed as LPDDR4X-4266.

Rated sequential throughput is 14900 MB/s read and 14000 MB/s write. Random throughput is 2300K read IOPS and 2400K write IOPS. The calculated specification score is 96.7.

Best fit: High-throughput desktop and workstation storage where the platform can use this interface generation.

Endurance and thermals

Rated endurance is 1200 TBW, or approximately 300 TBW per TB of capacity. The listed warranty is 5 years.

Current value

At $1080, the drive costs $270.00 per TB. Performance / price is 13.4 and capacity value is 53.7. Compare these values with nearby drives below; interface generation and headline speed alone do not determine value.

Drive data

Full specifications

Interface, flash, controller, cache, throughput, endurance, power, warranty, and value in one technical sheet.

General

Manufacturer
SanDisk
SSD
SANDISK 4TB Optimus GX PRO 8100
Model
SDSP82400TAN
Capacity
4000 GB
Form factor
M.2 2280
Launch price
Amazon price
$1080
Amazon availability
Available
Price updated
Aug 16, 2026

Performance

Sequential read
14900 MB/s
Sequential write
14000 MB/s
Random read
2300K IOPS
Random write
2400K IOPS

Value

Amazon price
$1080
Price / TB
$270.00
Performance / price
13.4
Capacity value
53.7

Hardware & cache

Interface
PCIe 5.0 x4, NVMe 2.0
Interface generation
PCIe 5.0
Controller
(SMI) 2508
NAND
TLC 218-layer
Process
6
Cache type
LPDDR4X-4266
DRAM
LPDDR4X-4266
DRAM capacity
4096 MB
DRAM speed
4266 MT/s
SLC cache
Dynamic and static

Durability & power

Endurance
1200 TBW
Endurance / TB
300 TBW
Warranty
5 years
Idle power
Active power

Amazon

Price history

Nearby performance

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Discussion

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