Product guide

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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15
IBM System x3550 M2 Specifications
Machine type 7946-1xx, 2xx, 3xx, 4xx, 5xx, 6xx, 7xx, 9xx
Form factor
1U
Processor type
Four-core Xeon
2.0GHz E5504 (24x), 2.13GHz E5506
(3Ax), 2.26GHz E5520 (32x, 44x),
2.26GHz L5520 (42x, 4Lx), 2.4GHz
E5530 (54x), 2.53GHz E5540 (64x),
2.66GHz X5550 (74x, 76x), 2.93GHz
X5570 (94x/96x), other processors via
CTO
Two-core Xeon
1.86GHz E5502 (12x)
Maximum processor power draw
60W
(42X/4Lx)—L5530
supported via
CTO
80W
(12x, 24x, 3Ax,
32
x
/
4
4x
, 5
4x
,6
4x
)
95W (74x/76x, 94x/96x)
QuickPath Interconnect (QPI) speed
(gigatransfers per second)
4.8Gtps (12x, 24x, 3Ax)
5.86Gtps
(32x/44x,
42
x
/4
Lx
, 5
4x
,
6
4x
)
6.4Gtps
(74x/76x,
94
x
/9
6x
)
# of processors standard / maximum
2 / 2 (76x, 96x) 1 / 2 (all other models)
Internal L3 cache
4MB (1 x 4MB shared cache)
12x, 24x, 3Ax
8MB (1 x 8MB shared cache)
32x/44x, 42x/4Lx, 54x, 64x, 74x/76x,
94x/96x
Chipset
Intel 5520
Standard memory
9
(128GB maximum)
16GB
(4 x 4GB)
(76x, 96x)
8GB
(2 x 4GB)
(64x)
4GB (2 x 2GB)
(24x, 44x, 4Lx,
54x, 64)
4GB
(1 x 4GB)
(74x/94x)
2GB (2 x 1GB)
(12x, 3Ax, 32x,
42x)
Standard memory type Registered PC3-10600 DDR III ECC (Chipkill protection with x4 DIMMs)
Memory interleaving
Yes (four-way using multiples of 4 DIMMs; two-way otherwise)
DIMM capacities supported
1GB, 2GB, 4GB, 8GB
# of DIMM sockets total / available
16 (8 per processor)
Memory mirroring supported / # of
DIMM sockets reserved for mirroring
Yes / 4
# of drive bays total / available 6 / 6 (all models)
# of HDD drive bays total / available 6 / 6 2.5-inch (all models)
# of 5.25" bays total / available
1 / 0 (12x, 3Ax, 32x/44x, 42x, 76x, 96x)—optical drive standard
1 / 1 (24x, 4Lx, 54x, 64x, 74x, 94x)—optical drive optional
# of optical drives standard
1 CD-RW/DVD-RW
Multi-burner
(44x, 76x, 96x)
1 CD-RW/DVD-ROM
Combo
(12x, 3Ax, 32x, 42x)
None
(optional for 24x, 4Lx, 54x,
64x, 74x, 94x
Maximum drive capacity
2.5-inch SAS/SATA
3.0TB (6 x 500GB) hot-swap
2.5-inch SSD
300GB (6 x 50GB) hot-swap
Drive capacities supported
2.5-inch SAS
500GB 7.2K
73.4, 146.8, 300GB10K
73.4 ,146.8GB15K
2.5-inch SATA
160, 500GB7.2K
300GB10K
2.5-inch SSD
50GB
# of HDDs standard
None (all models open bay)
# of diskette drives standard
None (optional)
9
Maximum memory and disk capacity may require the replacement of standard components with the largest supported component
available.