List of Storage hierarchy media with costs

Purpose	Persistent	Removable	Access Pattern	Example	Units Per Package	Individual Item Capacity	Total Capacity	Unit Cost	Total Cost	Cost ($) Per [$/TB]
Semireliable Web Server Random access memory			Random	2 GB Registered Non-ECC RDIMM	1	0.002 TB	0.002 TB	$30	$30	$15000
Reliable Server Memory			Random	16 GB Registered RDIMM	1	0.016 TB	0.016 TB	$450	$450	$28125
Server SSD			Random	64 GB SLC	1	0.064 TB	0.064 TB	$733	$733	$11453
Nearline Server Hard Drive			Random	3.5" SATA 7.2k RPM	1
Nearline Server Hard Drive			Random	2.5" SATA 7.2k RPM	1
Crucial Server Hard Drive			Random	3.5" SAS 10k RPM	1
Crucial Server Hard Drive			Random	2.5" SAS 10k RPM
Reliable Cloud Server		Import/Export Service	Web Service	Amazon S3 < 1 TB	1	0.001 TB	Unlimited	$0.140	$0+	$140
Reliable Cloud Server		Import/Export Service	Web Service	Amazon S3 > 5000 TB	5000000	0.001 TB	Unlimited	$0.055	$423265+	$55
Best-Effort Cloud Server		Import/Export Service	Web Service	Amazon S3 RRS < 1 TB	1	0.001 TB	Unlimited	$0.093	$0+	$93
Best-Effort Cloud Server		Import/Export Service	Web Service	Amazon S3 RRS > 5000 TB	1	0.001 TB	Unlimited	$0.037	$280510+	$37
Desktop Hard Drive			Random	3.5" SATA 10k RPM	20	3 TB	60 TB	$49.50	$990	$16.5
Laptop SSD			Random	64 GB MLC	1	0.064 TB	0.064 TB	$174	$174	$2718
Laptop Hard Drive			Random	2.5" SATA 7.2k RPM
Server Backup Tape Media			Sequential	LTO-4	20	0.8 TB	16 TB	$42	$840	$53
Fourth-Generation Disc Media			Random	BD-R	50	0.050 TB	2.50 TB	$13.44	$672	$268
Third-Generation Disc Media			Random	DVD-R	600	0.0047 TB	2.82 TB	$0.20	$120	$43
Second-Generation Disc Media			Random	CD-R	X00	0.00072 TB	. TB	$	$	$
Floppy			Random	1.44" HD/DS	100	0.00000144 TB	0.000144 TB	$0.19	$19	$131944
Paper	Somewhat	Mostly	Avoid the edges	1 page Size A4	200000	0.0000005 TB	0.1 TB	$0.008	$1,599	$15990