The Western Digital WD_Blue SN580 M.2 2280 2TB PCI-Express 4.0 x4 TLC Internal Solid State Drive (SSD) WDS200T3B0E costs $0.1306/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 20% better value per gigabyte as of June 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
Western Digital WD_Blue SN580 M.2 2280 2TB PCI-Express 4.0 x4 TLC Internal Solid State Drive (SSD) WDS200T3B0E 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
| Spec | Western Digital WD_Blue SN580 M.2 2280 2TB PCI-Express 4.0 x4 TLC Internal Solid State Drive (SSD) WDS200T3B0E | Silicon Power 2TB SSD 3D NAND A55 SLC Cache Performance Boost SATA III 2.5" 7mm (0.28") SSD Internal Solid State Drive (SU002TBSS3A55S25EC) |
|---|---|---|
| Brand | Western Digital | SP Silicon Power |
| Capacity | 2TB | 2 TB |
| $/GB | $0.1306 | $0.1050 |
| Price | $261.20 | $209.97 |
| Retailer | Newegg | Amazon |
| Category | SSDs & NVMe Drives | SSDs & NVMe Drives |
| Subcategory | ssd | ssd |
Price Across Retailers
Western Digital WD_Blue SN580 M.2 2280 2TB PCI-Express 4.0 x4 TLC Internal Solid State Drive (SSD) WDS200T3B0E
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 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 Western Digital WD_Blue SN580 M.2 2280 2TB PCI-Express 4.0 x4 TLC Internal Solid State Drive (SSD) WDS200T3B0E at $0.1306//GB — that's roughly 20% 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 Western Digital WD_Blue SN580 M.2 2280 2TB PCI-Express 4.0 x4 TLC Internal Solid State Drive (SSD) WDS200T3B0E starts at $261.20 at Newegg.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each Western Digital WD_Blue SN580 M.2 2280 2TB PCI-Express 4.0 x4 TLC Internal Solid State Drive (SSD) WDS200T3B0E 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 Western Digital WD_Blue SN580 M.2 2280 2TB PCI-Express 4.0 x4 TLC Internal Solid State Drive (SSD) WDS200T3B0E 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 Western Digital WD_Blue SN580 M.2 2280 2TB PCI-Express 4.0 x4 TLC Internal Solid State Drive (SSD) WDS200T3B0E at $0.1306//GB. That is approximately 20% better value per gigabyte.
What is the price per GB of Western Digital WD_Blue SN580 M.2 2280 2TB PCI-Express 4.0 x4 TLC Internal Solid State Drive (SSD) WDS200T3B0E?
The Western Digital WD_Blue SN580 M.2 2280 2TB PCI-Express 4.0 x4 TLC Internal Solid State Drive (SSD) WDS200T3B0E is currently priced at $0.1306/GB ($261.20 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.