Tech Bargains, 2013-11-15 04:40 EST Western Digital Blue WD10EZEX 1TB SATA 3.5in Internal Hard Drive $59.99 Free Shipping at Newegg
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Dealnews - Today's Edition, 2013-11-14 16:54 EST Western Digital 4TB SATA 6Gbps Internal Hard Drive for $170 + free shipping
For its newsletter subscribers only, Newegg offers the Western Digital 4TB Serial ATA 6Gbps Internal Hard Drive, model no. WD40EFRX, for $199.99. Coupon code "EMCWDRED22" cuts it to $169.99. With free shipping, that's $0.04/GB, $10 under our mention from two weeks ago and the lowest total price we've seen for this model. (It's a current price low by $25.) It features a 64MB cache. Deal ends November 14.

Tech Bargains, 2013-11-13 05:25 EST Western Digital Red 4TB Internal SATA Hard Drive (NAS Optimised) $179.99 at Newegg
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Tech Bargains, 2013-11-11 14:40 EST Seagate Solid State Hybrid 1TB 3.5in Internal SATA Hard Drive $84.99 Free Shipping at Newegg
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Uberi, 2013-11-14 17:06 EST Toshiba 1TB 7200RPM Internal Hard Drive for $39.99 Shipped
Toshiba 1TB 7200RPM Internal Hard Drive for $39.99 shipped after a $30 rebate.  Here is a screenshot for your reference.  It features 7200 RPM, 32MB cache, and SATA 6Gb/s interface.  Most places have it for about $69.