Xeon X7542 vs X5687

Primary details

Comparing Xeon X5687 and Xeon X7542 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	1569	not rated
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	3.39	no data
Market segment	Server	Server
Power efficiency	2.43	no data
Architecture codename	Westmere-EP (2010−2011)	no data
Release date	14 February 2011 (13 years ago)	1 January 2010 (14 years ago)
Launch price (MSRP)	$121	no data

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Xeon X5687 and Xeon X7542 basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.

Physical cores	4 (Quad-Core)	no data
Threads	8	no data
Base clock speed	3.6 GHz	2.67 GHz
Boost clock speed	3.86 GHz	2.8 GHz
L1 cache	64 KB (per core)	no data
L2 cache	256 KB (per core)	no data
L3 cache	12 MB (shared)	18 MB L3 Cache
Chip lithography	32 nm	45 nm
Die size	239 mm2	no data
Maximum core temperature	80 °C	69 °C
Number of transistors	1,170 million	no data
64 bit support	+	-
Windows 11 compatibility	-	-

Compatibility

Information on Xeon X5687 and Xeon X7542 compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.

Number of CPUs in a configuration	2	no data
Socket	FCLGA1366,LGA1366	FCLGA1567
Power consumption (TDP)	130 Watt	130 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon X5687 and Xeon X7542. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.2	no data
AES-NI	+	-
Enhanced SpeedStep (EIST)	+	+
Turbo Boost Technology	1.0	1.0
Hyper-Threading Technology	+	no data
Idle States	+	no data
Demand Based Switching	+	no data
PAE	40 Bit	no data

Security technologies

Xeon X5687 and Xeon X7542 technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	no data
EDB	+	+

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon X5687 and Xeon X7542 are enumerated here.

VT-d	+	no data
VT-x	+	+
EPT	+	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon X5687 and Xeon X7542. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	no data
Maximum memory size	288 GB	no data
Max memory channels	3	no data
Maximum memory bandwidth	32 GB/s	no data
ECC memory support	+	-

Peripherals

Specifications and connection of peripherals supported by Xeon X5687 and Xeon X7542.

PCIe version

2.0

no data

Pros & cons summary

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Recency	14 February 2011	1 January 2010
Chip lithography	32 nm	45 nm

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