Product guide

Superior performance/U in a 4-socket, 2U server with up to 64 processor cores
Please see the Legal Information section for important notices and information.
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x3755 M3 Specifications
Optional systems management
adapter
None
Light path diagnostics support Yes
Predictive Failure Analysis support Processors, memory, HDDs, fans, power supplies
Power supply size 1100W universal, autoswitching
# of power supplies standard /
maximum
1 / 3—22x, 42x, 62x, B2x, D2x, G2x, J2x,
L2x
2 / 3—32x, 52x, 72x, A2x
Hot-swap/redundant power
supported
Yes (with 2 power supplies for 2 processors; 3 power supplies for 4 processors)—via
CTO
# of fans/blowers standard /
maximum
5 / 5 fans (plus one fan per power supply)
Hot-swap/redundant fans supported Yes; nonredundant fans available via CTO
Heat emitted
648 BTUs per hour min. (190 watts) at 110 VAC
3753 BTUs per hour typical (1100 watts) at 110 VAC
5971 BTUs per hour max. (1930 watts) at 110 VAC
6739 BTUs per hour max. (2150 watts) at 220 VAC
Rack mount method Toolless slides and Cable Management Arm (provided standard)
Maximum altitude
7,000 ft;
2,133 m
Operating temperature range
50 – 95º F; 10 – 35º C (up to 3,000 ft /
914.4 m)
50 – 90º F; 10 – 32º C (3,000 ft to 7,000 ft
/ 914.4m to 2,133m)
Dimensions (HWD) / weight
3.43” (87mm) H
17.56” (446mm) W
28.64” (727.5mm) D (without front panel)
29.4” (747mm) D (with front panel)
48.6 (minimum) - 72.7 lb (maximum)
22 - 33 kg
Operating systems supported
Microsoft Windows Server 2008 R2 (Standard//Web/Enterprise/Datacenter) with and
without Hyper-V, Windows PE 3.0, RHEL 5 SE 64-bit with and without Xen, RHEL 6 64-
bit, SLES 10 64-bit, SLES 11 64-bit with and without Xen, VMware ESX/ESXi 4.0 and
vSphere Hypervisor 4.1
Length of limited warranty 3 years (parts and labor)
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The Bottom Line
The x3755 M3 is an extremely powerful system that incorporates leading-edge industry-standard
features and adds IBM-unique innovations:
Performance
• High-throughput processors — Up to four 1.6 to 3.0GHz 8-to-16-core AMD Opteron 6200
series or up to four 1.7 to 2.3GHz 8-to-12-core AMD Opteron 6100 series processors—up to
64 processor cores total (processor-specific)
• Large cache — 512KB of L2 processor cache; 16MB or 12MB of L3 cache (shared) in all
processors
• HyperTransport Technology — High-speed access among processors, memory and I/O
controllers
• Fast memory — Up to 1333MHz PC3-10600 DDR III ECC memory access, low latency, and
two-way interleaving
• Large storage capacity — Up to 24TB of hot-swap SAS/SATA or up to 18TB (CTO only) of
simple-swap SATA
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For terms and conditions or copies of the IBM Statement of Limited Warranty, call 800-772-2227 in the U.S. In Canada call 800-
426-2255. IBM makes no representation or warranty regarding third-party products or services including those designated as
ServerProven or ClusterProven. Telephone support may be subject to additional charges. For warranties including onsite labor, a
technician is sent after IBM attempts to resolve the problem remotely. International warranty service is available in any country in
which this product is sold.