Xeon E5-2418L vs X5550

Primary details

Comparing Xeon X5550 and Xeon E5-2418L processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	1956	1826
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	0.32	no data
Market segment	Server	Server
Power efficiency	1.90	4.19
Architecture codename	Gainestown (2009−2010)	Sandy Bridge-EN (2012)
Release date	30 March 2009 (15 years ago)	14 May 2012 (12 years ago)
Launch price (MSRP)	$62	no data

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Xeon X5550 and Xeon E5-2418L 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)	4 (Quad-Core)
Threads	8	8
Base clock speed	2.66 GHz	2 GHz
Boost clock speed	3.06 GHz	2.1 GHz
L1 cache	64 KB (per core)	64 KB (per core)
L2 cache	256 KB (per core)	256 KB (per core)
L3 cache	8 MB (shared)	10240 KB (shared)
Chip lithography	45 nm	32 nm
Die size	263 mm2	294 mm2
Maximum core temperature	75 °C	no data
Number of transistors	731 million	1,270 million
64 bit support	+	+
Windows 11 compatibility	-	-

Compatibility

Information on Xeon X5550 and Xeon E5-2418L 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	2
Socket	FCLGA1366,PLGA1366	1356
Power consumption (TDP)	95 Watt	50 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon X5550 and Xeon E5-2418L. You'll probably need this information if you require some particular technology.

AES-NI	-	+
AVX	-	+
Enhanced SpeedStep (EIST)	+	+
Turbo Boost Technology	1.0	no data
Hyper-Threading Technology	+	+
Idle States	+	no data
Demand Based Switching	+	no data
PAE	40 Bit	no data

Security technologies

Xeon X5550 and Xeon E5-2418L technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	+
EDB	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon X5550 and Xeon E5-2418L are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon X5550 and Xeon E5-2418L. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR3
Maximum memory size	144 GB	no data
Max memory channels	3	no data
Maximum memory bandwidth	32 GB/s	no data
ECC memory support	+	-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

N/A

no data

Peripherals

Specifications and connection of peripherals supported by Xeon X5550 and Xeon E5-2418L.

PCIe version

2.0

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	1.98	2.30
Recency	30 March 2009	14 May 2012
Chip lithography	45 nm	32 nm
Power consumption (TDP)	95 Watt	50 Watt

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Should you still have questions on choice between Xeon X5550 and Xeon E5-2418L, ask them in Comments section, and we shall answer.

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