Xeon E7320 vs Core i7-5820K

Primary details

Comparing Core i7-5820K and Xeon E7320 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	1001	2407
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	2.16	0.01
Market segment	Desktop processor	Server
Architecture codename	Haswell-E (2014)	no data
Release date	1 September 2014 (9 years ago)	1 July 2007 (17 years ago)
Launch price (MSRP)	$410	no data
Current price	$247 (0.6x MSRP)	$1614

Cost-effectiveness evaluation

Performance per price, higher is better.

i7-5820K has 21500% better value for money than Xeon E7320.

Detailed specifications

Core i7-5820K and Xeon E7320 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	6 (Hexa-Core)	no data
Threads	12	no data
Base clock speed	3.3 GHz	2.13 GHz
Boost clock speed	3.6 GHz	no data
L1 cache	64 KB (per core)	no data
L2 cache	256 KB (per core)	no data
L3 cache	15 MB (shared)	4 MB L2 Cache
Chip lithography	22 nm	65 nm
Die size	356 mm2	no data
Maximum core temperature	67 °C	66 °C
Number of transistors	2,600 million	no data
64 bit support	+	+
Windows 11 compatibility	-	-
Unlocked multiplier	Yes	No
VID voltage range	no data	1.0V-1.5V

Compatibility

Information on Core i7-5820K and Xeon E7320 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	1	no data
Socket	FCLGA2011	PGA604,PPGA604
Power consumption (TDP)	140 Watt	80 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-5820K and Xeon E7320. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.2, Intel® AVX2	no data
AES-NI	+	no data
AVX	+	no data
Enhanced SpeedStep (EIST)	+	+
Turbo Boost Technology	2.0	-
Hyper-Threading Technology	+	-
TSX	+	no data
Idle States	+	+
Thermal Monitoring	+	+
Smart Response	+	no data
Demand Based Switching	-	+
FSB parity	no data	+
Status	Discontinued	Discontinued

Security technologies

Core i7-5820K and Xeon E7320 technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	-
EDB	+	+
Identity Protection	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-5820K and Xeon E7320 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-5820K and Xeon E7320. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4	no data
Maximum memory size	64 GB	no data
Max memory channels	4	no data
Maximum memory bandwidth	68 GB/s	no data
ECC memory support	-	no data

Peripherals

Specifications and connection of peripherals supported by Core i7-5820K and Xeon E7320.

PCIe version	3.0	no data
PCI Express lanes	28	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.

Core i7-5820K outperforms Xeon E7320 by 569% based on our aggregate benchmark results.

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Pros & cons summary

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Performance score	6.36	0.95
Recency	1 September 2014	1 July 2007
Chip lithography	22 nm	65 nm
Power consumption (TDP)	140 Watt	80 Watt

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Should you still have questions on choice between Core i7-5820K and Xeon E7320, ask them in Comments section, and we shall answer.

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