Core 2 Duo E8500 vs Xeon E5-4657L v2

Primary details

Comparing Xeon E5-4657L v2 and Core 2 Duo E8500 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	907	2499
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	5.07	1.55
Market segment	Server	Desktop processor
Architecture codename	no data	Wolfdale (2008−2010)
Release date	1 January 2014 (10 years ago)	January 2008 (16 years ago)
Current price	$74	$44

Cost-effectiveness evaluation

Performance per price, higher is better.

Xeon E5-4657L v2 has 227% better value for money than Core 2 Duo E8500.

Detailed specifications

Xeon E5-4657L v2 and Core 2 Duo E8500 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	12 (Dodeca-Core)	2 (Dual-core)
Threads	24	2
Base clock speed	2.4 GHz	3.16 GHz
Boost clock speed	2.9 GHz	3.17 GHz
L1 cache	no data	64 KB
L2 cache	no data	6 MB (shared)
L3 cache	30 MB Intel® Smart Cache	0 KB
Chip lithography	22 nm	45 nm
Die size	no data	107 mm2
Maximum core temperature	81 °C	72 °C
Maximum case temperature (TCase)	no data	72 °C
Number of transistors	no data	410 million
64 bit support	+	+
Windows 11 compatibility	-	-
Unlocked multiplier	No	No
VID voltage range	no data	0.85V-1.3625V

Compatibility

Information on Xeon E5-4657L v2 and Core 2 Duo E8500 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	4	1
Socket	FCLGA2011	LGA775
Power consumption (TDP)	115 Watt	65 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E5-4657L v2 and Core 2 Duo E8500. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® AVX	no data
AES-NI	+	-
Enhanced SpeedStep (EIST)	+	+
Turbo Boost Technology	2.0	-
Hyper-Threading Technology	+	-
TSX	-	no data
Idle States	+	+
Thermal Monitoring	+	+
Demand Based Switching	+	-
PAE	46 Bit	no data
FSB parity	no data	-
Status	Discontinued	Discontinued

Security technologies

Xeon E5-4657L v2 and Core 2 Duo E8500 technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	+
EDB	+	+
Secure Key	+	no data
OS Guard	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon E5-4657L v2 and Core 2 Duo E8500 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon E5-4657L v2 and Core 2 Duo E8500. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3-800, DDR3-1066, DDR3-1333, DDR3-1600, DDR3-1866	DDR1, DDR2, DDR3
Maximum memory size	768 GB	no data
Max memory channels	4	no data
Maximum memory bandwidth	59.7 GB/s	no data
ECC memory support	+	no data

Peripherals

Specifications and connection of peripherals supported by Xeon E5-4657L v2 and Core 2 Duo E8500.

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.

Xeon E5-4657L v2 outperforms Core 2 Duo E8500 by 827% based on our aggregate benchmark results.

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Pros & cons summary

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Performance score	7.51	0.81
Physical cores	12	2
Threads	24	2
Chip lithography	22 nm	45 nm
Power consumption (TDP)	115 Watt	65 Watt

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Should you still have questions on choice between Xeon E5-4657L v2 and Core 2 Duo E8500, ask them in Comments section, and we shall answer.

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