62 IBM eX5 Implementation Guide
Table 3-1 Comparison of the x3850 M2 to the x3850 X5
Subsystem x3850 X5 x3850 M2
CPU card No Voltage Regulator Modules (VRMs),
4 Voltage Regulator Down (VRDs)
Top access to CPUs and CPU card
No Voltage Regulator Down (VRDs),
4 Voltage Regulator Modules (VRMs)
Top access to CPU/VRM and CPU card
Memory Eight memory cards
DDR3 PC3-10600 running at up to 1066
MHz (processor dependent)
Eight DIMMs per memory card
64 DIMMs per chassis, maximum
With the MAX5, 96 DIMMs per chassis
Four memory cards
DDR2 PC2-5300 running at 533 MHz
Eight DIMMs per memory card
32 DIMMs per chassis, maximum
PCIe subsystem Intel 7500 “Boxboro” chip set
All slots PCIe 2.0
Seven slots total at 5 Gb, 5 GHz,
500 MBps per lane
Slot 1 PCIe x16, Slot2 x4 (x8
mechanical), Slots 3 - 7 x8
All slots non-hot-swap
IBM CalIOC2 2.0 chip set
All slots PCIe 1.1
Seven slots total at 2.5 GHz, 2.5 Gb,
250 MBps per lane
Slot 1 x16, slot 2 x8 (x4), slots 3 - 7 x8
Slots 6 - 7 are hot-swap
SAS controller Standard ServeRAID BR10i with
RAID 0 and 1 (most models)
Optional ServeRAID M5015 with
RAID 0, 1, and 5
Upgrade to RAID-6 and encryption
No external SAS port
LSI Logic 1078 with RAID-1
Upgrade key for RAID-5
SAS 4x external port for EXP3000 attach
Ethernet controller BCM 5709 dual-port Gigabit Ethernet,
PCIe 2.0 x4
Dual-port Emulex 10Gb Ethernet adapter
in PCIe slot 7 on all models except ARx
BCM 5709 dual-port Gigabit Ethernet
PCIe 1.1 x4
Video controller Matrox G200 in IMM
16 MB VRAM
ATI RN50 on Remote Supervisor Adapter
(RSA2)
16 MB VRAM
Service processor Maxim VSC452 Integrated BMC (IMM)
Remote presence feature is standard
RSA2 standard
Remote presence feature is optional
Disk drive support Eight 2.5-inch internal drive bays or 16
1.8-inch solid-state drive bays
Support for SATA and SSD
Four 2.5-inch internal drive bays
USB, SuperIO design ICH10 chip set
USB: Six external ports, two internal
No SuperIO
No PS/2 keyboard/mouse connectors
No diskette drive controller
Optional optical drive
ICH7 chip set
USB: Five external ports, one internal
No SuperIO
No PS/2 keyboard/mouse connectors
No diskette drive controller
Fans 2x 120 mm
2x 60 mm
2x 120 mm in power supplies
4x 120 mm
2x 92 mm
2x 80 mm in power supplies
Power supply units 1975 W hot-swap, full redundancy high
voltage, 875 W low voltage
Rear access
Two power supplies standard; two
maximum (most models)
a
a. Configuration restrictions at 110 V
1440 W hot-swap, full redundancy high
voltage, 720 W low voltage
Rear access
Two power supplies standard; two
maximum
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