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Compare SANDISK Optimus GX PRO 8100 1TB vs Seagate IronWolf 125 500GB

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  3. SANDISK Optimus GX PRO 8100 1TB 🆚 Seagate IronWolf 125 500GB
The main differences between SANDISK Optimus GX PRO 8100 1TB and Seagate IronWolf 125 500GB are in Capacity, Interface, NVME and Form Factor.
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SANDISK Optimus GX PRO 8100 1TB NVMe PCIe Gen5 x4 M.2-2280 SDSP82100TAN-000E0
SANDISK Optimus GX PRO 8100 1TB
Seagate IronWolf 125 500GB NAS 2.5" SATA 6Gb/s 0.7 DWPD Endurance (ZA500NM1A002)
Seagate IronWolf 125 500GB
Prices
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In Stock
$349.99
In Stock
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$349.99
In Stock
$349.99
Last updated 32 minutes ago.
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Prices
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Out of Stock
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$64.99
Out of Stock
+ $3.99 Shipping
$89.99
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$89.99
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* Product prices and availability are subject to change frequently. Any price and availability information displayed on Amazon at the time of purchase will apply.
Brand
SanDisk
Brand
Seagate
Model
  • SDSP82100TAN-000E0
  • SDSP82100TAN
Model
ZA500NM1A002
Release Date
📅 February 2026
Release Date
-
* First availability for purchase, it may not correspond to the actual market launch date.
User reviews
User reviews
★★★★☆
(12 reviews)
Price history
View Details ►
Price history
View Details ►
Price/GB
$0.35
Price/GB
$0.13
GB/$1
2.86
GB/$1
7.69
Series
-
Series
IronWolf 125
Capacity
1000 GB
Capacity
500 GB
Interface
PCIe Gen5 x4
Interface
SATA 6 Gb/s
NVME
Yes
NVME
No
Form Factor
M.2-2280
Form Factor
2.5"
NAND Flash Type
-
NAND Flash Type
3D TLC
Max Sequential Read
-
Max Sequential Read
Up to 560 MB/s
Max Sequential Write
-
Max Sequential Write
Up to 540 MB/s
MTBF
-
MTBF
1,800,000 hours

Comparison and key differences summary

Reasons to buy the SANDISK Optimus GX PRO 8100 1TB:

  • More Capacity (+500 GB available)
  • Newer interface (PCIe Gen5 x4)

Buy now

Reasons to buy the Seagate IronWolf 125 500GB:

  • 81% cheaper, you can save $285.00

Buy now

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