Today only, newegg cuts 20% off a selection of Samsung 840 Series Serial ATA 6GB/s 2.5" Internal SSDs via coupon code "SA20MAR", as listed below. With free shipping on all orders, each is at the lowest total price we could find by at least $2 and by as much as $36. The SSDs, with prices after the coupon:

• Samsung 120GB 840 SATA 6Gb/s 2.5" Internal SSD (pictured) for $87.99 ($0.73/GB)
• Samsung 256GB 840 Pro SATA 6Gb/s 2.5" Internal SSD for $199.99 ($0.78/GB)
• Samsung 500GB 840 SATA 6Gb/s 2.5" Internal SSD for $279.99 ($0.56/GB)
• Samsung 500GB 840 SATA 6Gb/s 2.5" Internal SSD w/ RAID Support for $311.99 ($0.62/GB)
• Samsung 512GB 840 Pro Internal SATA 6Gb/s 2.5" SSD for $399.99 ($0.78/GB)