Product comparison · 2 servers

Acer AR TK.R5300.121 server Rack (2U) Intel® Xeon® 5000 Sequence E5645 vs Acer AR TK.R5300.125 server Rack (2U) Intel® Xeon® 5000 Sequence E5645

106specifications compared
2differ
104identical
1known for one product only

Key differences

HDD size
- AR TK.R5300.121 server Rack (2U) Intel® Xeon® 5000 Sequence E5645:3.5"
- AR TK.R5300.125 server Rack (2U) Intel® Xeon® 5000 Sequence E5645:2.5"
Number of HDDs supported
- AR TK.R5300.121 server Rack (2U) Intel® Xeon® 5000 Sequence E5645:8
- AR TK.R5300.125 server Rack (2U) Intel® Xeon® 5000 Sequence E5645:16

Side by side

Differences highlightedShow differences only

Comparison of TK.R5300.121, TK.R5300.125
107 specifications	A Acer AR TK.R5300.121 server Rack (2U) Intel® Xeon® 5000 Sequence E5645 Model TK.R5300.121 View product	B Acer AR TK.R5300.125 server Rack (2U) Intel® Xeon® 5000 Sequence E5645 Model TK.R5300.125 View product
Processoridentical
Processor manufacturer	Intel	Intel
Processor family	Intel® Xeon® 5000 Sequence	Intel® Xeon® 5000 Sequence
Processor model	E5645	E5645
Processor frequency	2.4 GHz	2.4 GHz
Processor boost frequency	2.67 GHz	2.67 GHz
Processor cores	6	6
Processor cache	12 MB	12 MB
Motherboard chipset	Intel® 5520	Intel® 5520
Memory channels supported by processor	Triple	Triple
Number of processors installed	1	1
Thermal Design Power (TDP)	80 W	80 W
Processor cache type	Smart Cache	Smart Cache
System bus rate	5.86 GT/s	5.86 GT/s
Bus type	QPI	QPI
CPU multiplier (bus/core ratio)	18	18
ECC supported by processor	Yes	Yes
Embedded options available	Yes	Yes
Execute Disable Bit	Yes	Yes
FSB Parity	No	No
Idle States	Yes	Yes
Maximum internal memory supported by processor	288 GB	288 GB
Maximum number of SMP processors	2	2
Memory bandwidth supported by processor (max)	32 GB/s	32 GB/s
Memory clock speeds supported by processor	800,1066,1333 MHz	800,1066,1333 MHz
Memory types supported by processor	DDR3-SDRAM	DDR3-SDRAM
Number of QPI links	2	2
Physical Address Extension (PAE)	40 bit	40 bit
Processor codename	Westmere EP	Westmere EP
Processor lithography	32 nm	32 nm
Processor operating modes	64-bit	64-bit
Processor package size	42.5 X 45 mm	42.5 X 45 mm
Processor series	Intel Xeon 5600 Series	Intel Xeon 5600 Series
Processor socket	Socket B (LGA 1366)	Socket B (LGA 1366)
Processor threads	12	12
Stepping	B1	B1
Supported instruction sets	SSE4.2	SSE4.2
Tcase	76.2 °C	76.2 °C
Thermal Monitoring Technologies	No	No
Conflict-Free processor	No	No
Memoryidentical
Internal memory	12 GB	12 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
ECC	Yes	Yes
Memory layout (slots x size)	3 x 4 GB	3 x 4 GB
Memory slots	18	18
Maximum internal memory	192 GB	192 GB
Storage2 differ
HDD interface	Serial ATA, Serial Attached SCSI (SAS)	Serial ATA, Serial Attached SCSI (SAS)
HDD sizeDiffers	3.5"	2.5"
Number of HDDs supportedDiffers	8	16
RAID support	Yes	Yes
RAID levels	0, 1, 5, 10	0, 1, 5, 10
Hot-swap	Yes	Yes
Optical drive type	DVD-RW	DVD-RW
Graphicsidentical
Maximum graphics card memory	16 MB	16 MB
Networkidentical
Cabling technology	10/100/1000Base-T(X)	10/100/1000Base-T(X)
Ethernet LAN	Yes	Yes
Ethernet interface type	Gigabit Ethernet	Gigabit Ethernet
LAN controller	Intel® 82576EB	Intel® 82576EB
Ports & interfacesidentical
Ethernet LAN (RJ-45) ports	5	5
USB 2.0 ports quantity	4	4
PS/2 ports quantity	2	2
Serial ports quantity	1	1
VGA (D-Sub) ports quantity	2	2
Expansion slotsidentical
PCI Express x4 slots	5	5
PCI Express x8 slots	1	1
PCI Express slots versionKnown for one	Unknown — not stated by the source	2.0
Designidentical
Chassis type	Rack (2U)	Rack (2U)
Softwareidentical
Operating system installed	No	No
Compatible operating systems	Windows Server 2008 Windows Server 2008 R2 Windows Server 2003 Red Hat Enterprise Linux 5.4 SUSE Linux Enterprise Server 11 VMware ESXi 4 VMware ESX 4 Citrix XenServer 5.6	Windows Server 2008 Windows Server 2008 R2 Windows Server 2003 Red Hat Enterprise Linux 5.4 SUSE Linux Enterprise Server 11 VMware ESXi 4 VMware ESX 4 Citrix XenServer 5.6
Bundled software	Acer Smart Setup, Acer Smart Manager	Acer Smart Setup, Acer Smart Manager
Processor special featuresidentical
CPU configuration (max)	2	2
Enhanced Intel SpeedStep Technology	Yes	Yes
Intel 64	Yes	Yes
Intel Clear Video Technology	No	No
Intel Demand Based Switching	Yes	Yes
Intel Dual Display Capable Technology	No	No
Intel Enhanced Halt State	Yes	Yes
Intel FDI Technology	No	No
Intel Fast Memory Access	No	No
Intel Flex Memory Access	No	No
Intel Rapid Storage Technology	No	No
Intel Trusted Execution Technology	Yes	Yes
Intel VT-x with Extended Page Tables (EPT)	Yes	Yes
Intel Virtualization Technology (VT-x)	Yes	Yes
Intel Virtualization Technology for Directed I/O (VT-d)	Yes	Yes
Intel® AES New Instructions (Intel® AES-NI)	Yes	Yes
Intel® Anti-Theft Technology (Intel® AT)	No	No
Intel® Clear Video HD Technology (Intel® CVT HD)	No	No
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)	No	No
Intel® Hyper Threading Technology (Intel® HT Technology)	Yes	Yes
Intel® InTru™ 3D Technology	No	No
Intel® Insider™	No	No
Intel® My WiFi Technology (Intel® MWT)	No	No
Intel® Quick Sync Video Technology	No	No
Intel® Turbo Boost Technology	1.0	1.0
Intel® Wireless Display (Intel® WiDi)	No	No
Processor ARK ID	48768	48768
Poweridentical
Redundant power supply (RPS) support	Yes	Yes
Number of power supply units	2	2
Power supply	720 W	720 W
Certificatesidentical
Energy efficiency class	A	A
Certification	FCC (Class A) CE BSMI (Class A) UL/cUL CB	FCC (Class A) CE BSMI (Class A) UL/cUL CB
Weight & dimensionsidentical
Width	438.4 mm	438.4 mm
Depth	705 mm	705 mm
Height	88.1 mm	88.1 mm
Packaging contentidentical
Cables included	AC	AC
Keyboard included	No	No
Mouse included	No	No

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

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