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Samsung 845DC PRO Enterprise SSD Review

By: Paul Alcorn | SSDs in IT/Datacenter | Posted: Aug 27, 2014 6:01 pm
TweakTown Rating: 96%Manufacturer: Samsung







This test consists of Database and On-Line Transaction Processing (OLTP) workloads. OLTP is the processing of transactions such as credit cards and high frequency trading in the financial sector. Databases are the bread and butter of many enterprise deployments. These demanding 8k random workloads with a 66 percent read and 33 percent write distribution bring even the best solutions down to Earth.


The Samsung 845DC PRO averages 34,610 IOPS, followed closely by the DC S3700 with 32,820 IOPS within a tighter performance envelope. The 845DC EVO has a very consistent average of 19,678 IOPS at 256 OIO, and the Micron M500DC averages 21,133 IOPS with significant variability.






The drives separate themselves into two classes with the two drives with lower write endurance, the Micron M500DC and the 845DC EVO, to the left.




The 845DC PRO averages a mere 2.39 watts, the 845DC EVO averages 3.55 watts, the M500DC averages 2.76 watts, and the DC S3700 averages 3.30 watts.




The 845DC PRO averages 14,474 IOPS per watt, the 845DC EVO averages 5,465 IOPS per watt, the M500DC averages 7,676 IOPS per watt, and the DC S3700 averages 10,629 IOPS per watt.



Web Server






The Web Server workload is read-only with a wide range of file sizes. Web servers are responsible for generating content users view over the Internet, much like the very page you are reading. The speed of the underlying storage system has a massive impact on the speed and responsiveness of the server hosting the website.


The 845DC EVO leverages its excellent performance in pure read environments to deliver an impressive 28,054 IOPS at 256 OIO. The 845DC PRO follows with 26,474 IOPS. The M500DC averages 18,650 IOPS, falling to the DC S3700 average of 24,551 IOPS.








The 845DC PRO continues the power-sipping trend with 2.97 watts, the 845DC EVO averages 3.55 watts, the M500DC averages 3.21 watts, and the DC S3700 requires 3.85 watts during the fileserver workload.




The 845DC PRO averages 4,326 IOPS per watt, the 845DC EVO scores M500DC scores 1,965 IOPS per watt, and the DC S3700 scores 2,096 IOPS per watt.

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