Xeon X5492 vs E5-2650

Primary details

Comparing Xeon E5-2650 and Xeon X5492 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	1294	2006
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	3.34	no data
Market segment	Server	Server
Power efficiency	4.62	1.15
Architecture codename	Sandy Bridge-EP (2012)	no data
Release date	6 March 2012 (12 years ago)	1 July 2008 (16 years ago)
Launch price (MSRP)	$91	no data

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Xeon E5-2650 and Xeon X5492 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	8 (Octa-Core)	no data
Threads	16	no data
Base clock speed	2 GHz	3.4 GHz
Boost clock speed	2.8 GHz	no data
Bus rate	8 GT/s	no data
L1 cache	64 KB (per core)	no data
L2 cache	256 KB (per core)	no data
L3 cache	20480 KB (shared)	12 MB L2 Cache
Chip lithography	32 nm	45 nm
Die size	435 mm2	no data
Maximum core temperature	77 °C	63 °C
Number of transistors	2,270 million	no data
64 bit support	+	+
Windows 11 compatibility	-	-
VID voltage range	no data	0.85V-1.35V

Compatibility

Information on Xeon E5-2650 and Xeon X5492 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	FCLGA2011	LGA771
Power consumption (TDP)	95 Watt	150 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E5-2650 and Xeon X5492. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® AVX	no data
AES-NI	+	-
AVX	+	-
Enhanced SpeedStep (EIST)	+	+
Turbo Boost Technology	2.0	-
Hyper-Threading Technology	+	-
Idle States	+	+
Thermal Monitoring	+	+
Flex Memory Access	-	no data
Demand Based Switching	+	+
FSB parity	no data	+

Security technologies

Xeon E5-2650 and Xeon X5492 technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	-
EDB	+	+

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon E5-2650 and Xeon X5492 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon E5-2650 and Xeon X5492. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	no data
Maximum memory size	384 GB	no data
Max memory channels	4	no data
Maximum memory bandwidth	51.2 GB/s	no data
ECC memory support	+	-

Peripherals

Specifications and connection of peripherals supported by Xeon E5-2650 and Xeon X5492.

PCIe version	3.0	no data
PCI Express lanes	40	no data

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.

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Combined synthetic benchmark score

This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

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Pros & cons summary

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Performance score	4.64	1.83
Recency	6 March 2012	1 July 2008
Chip lithography	32 nm	45 nm
Power consumption (TDP)	95 Watt	150 Watt

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Should you still have questions on choice between Xeon E5-2650 and Xeon X5492, ask them in Comments section, and we shall answer.

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