Dell Perc 6i Manual

  
Dell PowerEdge RAID 
Controller Cards 
H700 and H800  
Technical Guide 
 
 
Enterprise-class 
controllers  
designed for 
performance, 
reliability, and 
fault tolerance.  

Dell 
DELL PERC H700 and H800 Technical Guide   2 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
This document is for informational purposes only. Dell reserves the right to make changes without 
further notice to any products herein. The content provided is as is and without express or implied 
warranties of any kind.  
Dell, PowerEdge, PowerVault, and OpenManage are trademarks of Dell, Inc. Microsoft and Windows 
are either registered trademarks or trademarks of Microsoft Corporation in the...

Dell 
DELL PERC H700 and H800 Technical Guide   3 
Table of Contents 
1 Product Comparison ........................................................................................... 5 
1.1 Overview .................................................................................................. 5 
1.2 PERC H700 Model Overview ............................................................................. 6 
1.3 PERC H800 Model Overview...

Dell 
DELL PERC H700 and H800 Technical Guide   4 
5.3.5 RAID 10 (Striping over Mirrored Sets) ......................................................... 25 
5.3.6 RAID 50 (Striping Across RAID 5) ............................................................... 26 
5.3.7 RAID 60 (Striping Across RAID 6) ............................................................... 27 
Appendix A. Additional Resources .......................................................................... 29 
 
Tables 
Table 1....

Dell 
DELL PERC H700 and H800 Technical Guide   5 
1 Product Comparison 
1.1 Overview 
The PERC H700 (internal) and PERC H800 (external) RAID controllers mark the next stage in the 
evolution of the Dell™ PowerEdge™ RAID controller portfolio with the introduction of 6Gb/s SAS (SAS 
2.0). PERC H700 and H800 will be supported in PowerEdge 11th Generation servers. The PERC H700 is 
follow-on to the PERC 6/I, and the PERC H800 is the follow-on to the PERC 6/E. 
Table 1. Comparison of PERC H700 and PERC H800...

Dell 
DELL PERC H700 and H800 Technical Guide   6 
1.2 PERC H700 Overview 
The PERC H700 internal host-RAID product offers three different models to support 11th Generation 
Dell PowerEdge servers: 
 The PERC H700 Integrated card with two x4 internal mini-SAS ports supports the PCIe 2.0 x8 
host interface. Cache options include standard 512 MB with battery backup unit (BBU), 512 MB 
non-volatile (NV) cache, or 1 GB non-volatile cache. The PERC H700 Integrated card is 
installed in the dedicated internal...

Dell 
DELL PERC H700 and H800 Technical Guide   7 
 
Figure 2. PERC H700 Modular 
 
 
1.3 PERC H800 Overview 
The PERC H800 external host-RAID product is supported with 11th Generation Dell PowerEdge servers 
for expanding storage to the Dell™ PowerVault™ MD1200 and MD1220 6Gb/s SAS enclosures. 
The PERC H800 Adapter with two x4 external mini-SAS ports supports the PCIe 2.0 x8 host interface. 
Cache options include the standard 512 MB transportable battery backup unit (TBBU) and the 
transportable 512 MB...

Dell 
DELL PERC H700 and H800 Technical Guide   8 
 
Figure 3. PERC H800 Adapter 
 
   

Dell 
DELL PERC H700 and H800 Technical Guide   9 
2 New Features 
2.1 Overview 
The PERC H700 and PERC H800 offer the new CacheCade feature: 
• Produces cost-effective performance scaling for database-type applications  
• Offloads Random Reads to Dell-qualified Enterprise SSD configured as CacheCade SSD 
• Has a standard feature of 1 GB NV cache (PERC H700/H800) 
The PERC H700 and PERC H800 continue to offer the following features: 
• 512 MB and 1 GB non-volatile cache (not supported on H700 modular)...

Dell 
DELL PERC H700 and H800 Technical Guide   10 
Other new features of the 6Gb/s SAS controllers will offer improved signal integrity and additional 
safeguards to enhance data protection with support for SED (Self-Encrypting Drive) technology. 
Table 2. 6Gb/s SAS (SAS 2.0) Features 
 DAS-based  
Server Storage 
6Gb/s Throughput  
3Gb/s Compatible  
Standard Mini-SAS Connectors (SFF-8087 
and SFF-8088) 
 
DFE (Decision Feedback Equalization) 
improved signaling 
 
SSC (Spread Spectrum Clocking)...