Array Performance Features - IBM ServeRAID M5014 User Manual

3.3.2

Array Performance Features

3-6
Table 3.3 ServeRAID M5014 and ServeRAID M5015 SAS/SATA
Controllers Specifications (Cont.)
Specification
Cache Configuration ServeRAID M5014 - Integrated 256 Mbyte 40-bit Double
Size of Flash ROM
for Firmware
Nonvolatile Random
Access Memory
(NVRAM)
Table 3.4 shows the array performance features for the ServeRAID
M5014 and ServeRAID M5015 SAS/SATA controllers.
Table 3.4

Array Performance Features

Specification
PCI Express Host Data Transfer
Rate
Drive Data Transfer Rate
Maximum Scatter/Gathers
Maximum Size of I/O Requests
Maximum Queue Tags per Drive
Stripe Sizes
Maximum Number of Concurrent
Commands
ServeRAID M5014/M5015 SAS/SATA Controller Characteristics
ServeRAID M5014/M5015 SAS/SATA Controllers
Data Rate II ECC 800 MHz SDRAM
ServeRAID M5015 - Integrated 512 Mbyte 72-bit Double
Data Rate II ECC 800 MHz SDRAM
8 Mbytes
32 Kbytes for storing RAID configuration
ServeRAID M5014/M5015 Controller
5 Gb/s per lane
6.0 Gb/s per lane
26 elements
6.4 Mbytes in 64 Kbyte stripes
As many as the drive can accept
8, 16, 32, 64, or 128 Kbyte
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