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Specifications 34
Specification E500 P411 P421
RAID levels**
RAID 0, 1, 1+0, and 5 RAID 0, 1, 1+0, 5, 50, 6, and
60
RAID 0, 1, 1 (ADM), 1+0, 10
(ADM), 5, 50, 6, and 60
Battery kit option part
number
Battery pack 383280-B21;
battery cable 417836-B21
462969-B21 —
Cache module
40-bit wide, 256-MiB BBWC 40-bit wide, 256-MiB BBWC
72-bit wide, 512-MiB BBWC
72-bit wide, 1-GiB FBWC
72-bit wide, 1-GiB FBWC
72-bit wide, 2-GiB FBWC
I/O connection to the
system board
PCIe x8 edge connector PCIe 2.0 x8 edge connector PCIe 3.0 x8 edge connector
*These dimensions exclude the board bracket.
**RAID levels 5 and 50 require an installed cache module. RAID levels 1 (ADM), 10 (ADM), 6, and 60 require an
installed cache module and SAAP. To download SAAP, see the HP website (http://www.hp.com/go/SAAP).
P400, P410, and P420 specifications
Specification P400 P410 P420
Board type
Low-profile, PCIe stand-up
board
Low-profile, PCIe stand-up
board
Low-profile, PCIe stand-up
board
Dimensions, cm*
16.8 x 7.0 x 1.8
16.8 x 7.0 x 1.8
16.8 x 6.9 x 1.7
Dimensions, in*
6.6 x 2.8 x 0.7 6.6 x 2.8 x 0.7 6.6 x 2.7 x 0.6
Maximum number of
physical drives
8 external Without cache, 8 internal
With cache, 8 internal or up
to 24 internal with an
expander card
27 internal
Maximum power required
(approximate)
14 W 12 W 14 W
RAID levels**
RAID 0, 1, 1+0, 5, and 6 RAID 0, 1, 1+0, 5, 50, 6, and
60
RAID 0, 1, 1 (ADM), 1+0,10
(ADM), 5, 50, 6, and 60
Battery kit option part
number
Battery pack 390936-001;
battery cable 399034-001
462969-B21
—
Cache module
40-bit wide, 256-MiB BBWC 40-bit wide, 256-MiB BBWC
72-bit wide, 512-MiB BBWC
72-bit wide, 1-GiB FBWC
72-bit wide, 1-GiB FBWC
72-bit wide, 2-GiB FBWC
I/O connection to the
system board
PCIe x8 edge connector PCIe 2.0 x8 edge connector PCIe 3.0 x8 edge connector
*These dimensions exclude the board bracket.
**RAID levels 5 and 50 require an installed cache module. RAID levels 1 (ADM), 10 (ADM), 6, and 60 require an
installed cache module and SAAP. To download SAAP, see the HP website (http://www.hp.com/go/SAAP).
P212 and P222 specifications
Specification P212 P222
Board type
Low-profile, PCIe stand-up board Low-profile, PCIe stand-up board
Dimensions, cm*
16.8 x 7.0 x 1.8 16.8 x 6.9 x 1.7
Dimensions, in*
6.6 x 2.8 x 0.7 6.6 x 2.7 x 0.6
Maximum number of
physical drives
Without cache: 4 internal + 1 tape
external
With cache: 4 internal + 50 external
114 (14 internal + 100 external)