Chapter 1 Selecting Your Hardware Components; Cpu, Memory, And Storage Matrix - Dell PowerConnect W-Airwave Manual

This overview chapter includes the following topics:
"CPU, Memory, and Storage Matrix" on page 7

"Choosing Your CPU" on page 8

"Choosing Your Memory" on page 9

"Choosing Your RAID Controller" on page 9

"Choosing Your Hard Drives" on page 10


CPU, Memory, and Storage Matrix

The following table lists the recommended specifications for optimum Dell PowerConnect W-AirWave server
performance.
Table 3
Recommended CPU, Memory, and Storage
Managed
Devices
Pilot 1-25
APs
100
200
500
1,000
1,750
2,500
5,000
** Optimized memory can vary depending on the vendor configuration. For more information, contact Dell support at
support.dell.com
NOTE: Ensure that the disk subsystem can sustain these 4KB random write rates. Sustained sequential write rates will not help
because Dell PowerConnect W-AirWave writes are primarily random.
Dell PowerConnect W-AirWave | Server Sizing Guide
Min. Clock
CPU Class Speed
(GHz)
Single Quad Core 3.1
Intel® Xeon I3-2100
Single Quad Core 3.1
Intel® Xeon E3-1220
Single Quad Core 3.3
Intel® Xeon E3-1240
Single Quad Core 3.2
Intel® Xeon W3670
Single Quad Core 3.6
Intel® Xeon X5687
Single Quad Core 3.6
Intel® Xeon X5687
Dual Quad Core 3.6
Intel® Xeon X5687
Dual Hex Core Intel® 3.46
Xeon X5690
.
Chapter 1
Selecting Your Hardware Components
AirWave AirWave
CPUs
Memory Storage
1 8 GB 75 GB
1 8 GB 75 GB
1 8 GB 75 GB
1 12 GB 75 GB
1 16 GB 187 GB
1 24 GB 275 GB
2 32 GB (36 GB 375 GB
optimized**)
2 64 GB (72 GB 600 GB
optimized**)
Sustained
Min. Disk
IOPs
Configura-
Performance
tion
4KB random write
30 (1) 15K SAS
60 (1) 15K SAS
120 (1) 15K SAS
300 (4) 15K SAS in
RAID 1+0
600 (6) 15K SAS in
RAID 1+0
1,000 (8) 15K SAS in
RAID 1+0
1,500 (8) 15K SAS in
RAID 1+0
3,000 (16) 15K SAS
in RAID 1+0
Selecting Your Hardware Components | 7