Differences What are the advantages of each

Front view of Intel Pro 1500

Reasons to consider the
Intel Pro 1500

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Much faster random write 80,000 IOPS vs 11,500 IOPS Around 7x faster random write
Front view of Intel DC S3500

Reasons to consider the
Intel DC S3500

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Much higher capacity 800 GB vs 120 GB Around 6.8x higher capacity
Much larger cache 1,024 MB vs 0 MB Compared to all SSDs, 1,024 MB cache is just OK
Significantly higher MTBF 2,000,000 hours vs 1,200,000 hours More than 65% higher MTBF
Significantly faster random read 75,000 IOPS vs 41,000 IOPS Around 85% faster random read

Features Key features of the Pro 1500  vs DC S3500 

random read

Pro 1500
41,000 IOPS
DC S3500
75,000 IOPS

random write

Pro 1500
80,000 IOPS
DC S3500
11,500 IOPS

sequential read

Pro 1500
540 MB/s
DC S3500
500 MB/s

sequential write

Pro 1500
490 MB/s
DC S3500
450 MB/s

Specifications Full list of technical specs

storage

Pro 1500  vs
DC S3500 
Capacity 120 GB 800 GB
Cache 0 MB 1,024 MB
Interface SATA III Rev. 3 SATA III
Interface speed 6 Gbit/s 6 Gbit/s
Controller SandForce 2281 Intel PC29AS21BA0
Memory type MLC MLC
NAND process size 20 nm 20 nm
Maximum shock force 1,500G 1,000G

form factor

Pro 1500  vs
DC S3500 
Form factor 2.5" 2.5"
Mfg warranty 5 years 5 years
Thickness 7 mm 8 mm
Weight 78 g 72 g

manufacturer performance

Sequential read 540 MB/s 500 MB/s
Sequential write 490 MB/s 450 MB/s
Random read 41,000 IOPS 75,000 IOPS
Random write 80,000 IOPS 11,500 IOPS
Power consumption (Idle) 0.13 Watts 0.65 Watts
Power consumption (Active) 0.2 Watts 5 Watts
MTBF 1,200,000 hours 2,000,000 hours

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