The SanDisk Optimus 5100 M.2 2280 2TB PCI-Express 4.0 x4 QLC 3D CBA NAND Internal Solid State Drive (SSD) SDSP51200TAN-000E0 costs $0.3440/GB while the Silicon Power 2TB SSD 3D NAND A55 SLC Cache Performance Boost SATA III 2.5" 7mm (0.28") SSD Internal Solid State Drive (SU002TBSS3A55S25EC) costs $0.1050/GB. Silicon Power 2TB SSD 3D NAND A55 SLC Cache Performance Boost SATA III 2.5" 7mm (0.28") SSD Internal Solid State Drive (SU002TBSS3A55S25EC) offers 69% better value per gigabyte as of June 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.

SanDisk Optimus 5100 M.2 2280 2TB PCI-Express 4.0 x4 QLC 3D CBA NAND Internal Solid State Drive (SSD) SDSP51200TAN-000E0 vs Silicon Power 2TB SSD 3D NAND A55 SLC Cache Performance Boost SATA III 2.5" 7mm (0.28") SSD Internal Solid State Drive (SU002TBSS3A55S25EC) — Which Is Better Value?

Specification Comparison

SpecSanDisk Optimus 5100 M.2 2280 2TB PCI-Express 4.0 x4 QLC 3D CBA NAND Internal Solid State Drive (SSD) SDSP51200TAN-000E0Silicon Power 2TB SSD 3D NAND A55 SLC Cache Performance Boost SATA III 2.5" 7mm (0.28") SSD Internal Solid State Drive (SU002TBSS3A55S25EC)
BrandSanDiskSP Silicon Power
Capacity2TB2 TB
$/GB$0.3440$0.1050
Price$688.00$209.97
RetailerNeweggAmazon
CategorySSDs & NVMe DrivesSSDs & NVMe Drives
Subcategoryssdssd

Price Across Retailers

SanDisk Optimus 5100 M.2 2280 2TB PCI-Express 4.0 x4 QLC 3D CBA NAND Internal Solid State Drive (SSD) SDSP51200TAN-000E0

Newegg$0.3440//GB
$688.00Buy

Silicon Power 2TB SSD 3D NAND A55 SLC Cache Performance Boost SATA III 2.5" 7mm (0.28") SSD Internal Solid State Drive (SU002TBSS3A55S25EC)

Amazon$0.1050//GB
$209.97Buy

Which Should You Buy?

Based on current pricing data, the Silicon Power 2TB SSD 3D NAND A55 SLC Cache Performance Boost SATA III 2.5" 7mm (0.28") SSD Internal Solid State Drive (SU002TBSS3A55S25EC) offers better value at $0.1050//GB compared to the SanDisk Optimus 5100 M.2 2280 2TB PCI-Express 4.0 x4 QLC 3D CBA NAND Internal Solid State Drive (SSD) SDSP51200TAN-000E0 at $0.3440//GB — that's roughly 69% less per gigabyte.

The best deal for the Silicon Power 2TB SSD 3D NAND A55 SLC Cache Performance Boost SATA III 2.5" 7mm (0.28") SSD Internal Solid State Drive (SU002TBSS3A55S25EC) is $209.97 at Amazon, while the SanDisk Optimus 5100 M.2 2280 2TB PCI-Express 4.0 x4 QLC 3D CBA NAND Internal Solid State Drive (SSD) SDSP51200TAN-000E0 starts at $688.00 at Newegg.

However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each SanDisk Optimus 5100 M.2 2280 2TB PCI-Express 4.0 x4 QLC 3D CBA NAND Internal Solid State Drive (SSD) SDSP51200TAN-000E0 and Silicon Power 2TB SSD 3D NAND A55 SLC Cache Performance Boost SATA III 2.5" 7mm (0.28") SSD Internal Solid State Drive (SU002TBSS3A55S25EC) product page for detailed specifications and price history.

Frequently Asked Questions

Is SanDisk Optimus 5100 M.2 2280 2TB PCI-Express 4.0 x4 QLC 3D CBA NAND Internal Solid State Drive (SSD) SDSP51200TAN-000E0 or Silicon Power 2TB SSD 3D NAND A55 SLC Cache Performance Boost SATA III 2.5" 7mm (0.28") SSD Internal Solid State Drive (SU002TBSS3A55S25EC) a better deal?

As of June 2026, Silicon Power 2TB SSD 3D NAND A55 SLC Cache Performance Boost SATA III 2.5" 7mm (0.28") SSD Internal Solid State Drive (SU002TBSS3A55S25EC) offers better value at $0.1050//GB compared to SanDisk Optimus 5100 M.2 2280 2TB PCI-Express 4.0 x4 QLC 3D CBA NAND Internal Solid State Drive (SSD) SDSP51200TAN-000E0 at $0.3440//GB. That is approximately 69% better value per gigabyte.

What is the price per GB of SanDisk Optimus 5100 M.2 2280 2TB PCI-Express 4.0 x4 QLC 3D CBA NAND Internal Solid State Drive (SSD) SDSP51200TAN-000E0?

The SanDisk Optimus 5100 M.2 2280 2TB PCI-Express 4.0 x4 QLC 3D CBA NAND Internal Solid State Drive (SSD) SDSP51200TAN-000E0 is currently priced at $0.3440/GB ($688.00 for 2TB) at Newegg.

Where can I buy Silicon Power 2TB SSD 3D NAND A55 SLC Cache Performance Boost SATA III 2.5" 7mm (0.28") SSD Internal Solid State Drive (SU002TBSS3A55S25EC) for the cheapest price?

The cheapest price for the Silicon Power 2TB SSD 3D NAND A55 SLC Cache Performance Boost SATA III 2.5" 7mm (0.28") SSD Internal Solid State Drive (SU002TBSS3A55S25EC) is $209.97 at Amazon, which works out to $0.1050/GB.

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