IBM 7944E1U User Manual - page 17
Leadership enterprise server with significantly lower cost of ownership in a highly available and
expandable, rack-dense, 1U dual-socket server
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17
Supports 1333MHz with 2 DIMMs per
channel
L5640 and X56xx processors support 2DPC at 1333MHz;
X55xx processors support 2DPC at 1333MHz via the special bid process
Online hot-spare memory supported
No
Memory mirroring supported / # of DIMM
sockets reserved for mirroring
Yes / 1 channel (3 slots per processor) active, 1 spare, 1 unused
# of HDD drive bays total / available
8 / 8 (2.5-inch)
4 / 4 (2.5-inch) with internal optical drive
# of 5.25" bays total / available
1 / 1
Maximum drive capacity
2.5-inch
SAS/SATA
4.0TB (8 x
500GB) hot-swap
2.5-inch
SAS/SATA
2.0TB (4 x
500GB) hot-
swap, with
internal optical
drive
2.5-inch SSD
400GB (8 x
50GB) hot-swap
or simple-swap
2.5-inch SSD
200GB (4 x
50GB) hot-swap
or simple-swap,
with internal
optical drive
Drive capacities supported
2.5-inch HS SAS
500GB – 7.2K
73.4, 146.8, 300GB –
10K
73.4, 146.8GB —15K
2.5-inch HS SATA
160, 500GB – 7.2K
300GB – 10K
2.5-inch HS or SS SSD
50GB
# of HDDs standard
None (all models open bay)
# of optical drives standard
None (optional DVD-RW)
# of diskette drives standard
None (optional)
Storage technology
Hot-swap SAS/SATA; also hot-swap or simple-swap SSD
Integrated disk controller
LSI 1068
# of disk drives supported per port
1
Integrated RAID controller standard
ServeRAID-
BR10il v2 (no
cache)—RAID-
0/1/1E, 3Gbps;
supports 4 drives
(A2x)
ServeRAID-
M1015 (no cache)
optional battery—
RAID-0/1/10;
optional RAID-5
with SED, 6Gbps;
supports 16
drives (B2x, C2x,
D2x, H2x, N2x)
ServeRAID-
M5014 (256MB
cache) optional
battery—RAID-
0/1/10/5/50;
optional RAID-
6/60 with SED,
6Gbps; supports
16 drives (F2x,
G2x)
ServeRAID-
M5015 (512MB
cache) optional
battery—RAID-
0/1/10/5/50;
optional RAID-
6/60 with SED,
6Gbps; supports
16 drives (J2x,
M2x)
Optional internal RAID controllers
supported
ServeRAID-M1015—
RAID-0/1/10 (A2x)
ServeRAID-M5014
(A2x, B2x, C2x, D2x,
H2x, N2x)
ServeRAID-M5015 (A2x,
B2x, C2x, D2x, F2x, G2x,
H2x, N2x)
External disk drives supported
Yes, via the optional 3Gbps ServeRAID-MR10M controller (256MB cache
standard—SAS/SATA; adds RAID-0/1/10/5/50/6/60)
# of adapter slots total / available
2 / 2 (2 / 1 when using the CTO Emulex 10GbE Integrated Virtual Fabric Adapter)
# of PCIe x16 Gen 2 slots (16GBps)
2 via 2 risers (1 full-height/half-length, 1 low-profile/full-length
# of PCIe x8 Gen 2 slots (8GBps)
None
# of PCI-X/133 slots (1GBps)
None standard (1 or 2 via optional risers in place of the PCIe risers)
# of 33MHz legacy PCI slots
None
# of video ports
2 (one front, one rear)
Video controller
Matrox G200eV (in IMM) standard
(NVIDIA FX580, 1800, or 3800 available for CTO and special-bid models)