i7-5820K vs Xeon E5-2667 v2

VS

Aggregate performance score

Xeon E5-2667 v2
2013
8 cores / 16 threads, 130 Watt
7.73
+24.7%
Core i7-5820K
2014
6 cores / 12 threads, 140 Watt
6.20

Xeon E5-2667 v2 outperforms Core i7-5820K by a significant 25% based on our aggregate benchmark results.

Primary details

Comparing Xeon E5-2667 v2 and Core i7-5820K processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking9621088
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation1.081.19
Market segmentServerDesktop processor
Power efficiency5.624.19
Architecture codenameIvy Bridge-EP (2013)Haswell-E (2014)
Release date1 September 2013 (11 years ago)1 September 2014 (10 years ago)
Launch price (MSRP)$2,300$410

Cost-effectiveness evaluation

Performance per price, higher is better.

i7-5820K has 10% better value for money than Xeon E5-2667 v2.

Detailed specifications

Xeon E5-2667 v2 and Core i7-5820K 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 cores8 (Octa-Core)6 (Hexa-Core)
Threads1612
Base clock speed3.3 GHz3.3 GHz
Boost clock speed4 GHz3.6 GHz
Bus rate8 GT/s0 GT/s
L1 cache64 KB (per core)64 KB (per core)
L2 cache256 KB (per core)256 KB (per core)
L3 cache20 MB (shared)15 MB (shared)
Chip lithography22 nm22 nm
Die size160 mm2356 mm2
Maximum core temperature74 °C67 °C
Number of transistors1,400 million2,600 million
64 bit support++
Windows 11 compatibility--
Unlocked multiplier-+

Compatibility

Information on Xeon E5-2667 v2 and Core i7-5820K 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 configuration21
SocketFCLGA2011FCLGA2011
Power consumption (TDP)130 Watt140 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E5-2667 v2 and Core i7-5820K. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® AVXIntel® SSE4.2, Intel® AVX2
AES-NI++
AVX++
Enhanced SpeedStep (EIST)++
Turbo Boost Technology2.02.0
Hyper-Threading Technology++
TSX-+
Idle States++
Thermal Monitoring++
Flex Memory Access-no data
Smart Responseno data+
Demand Based Switching+-
PAE46 Bitno data

Security technologies

Xeon E5-2667 v2 and Core i7-5820K technologies aimed at improving security, for example, by protecting against hacks.

TXT++
EDB++
Secure Key+no data
Identity Protection-+
OS Guard+no data

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon E5-2667 v2 and Core i7-5820K are enumerated here.

VT-d++
VT-x++
EPT++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon E5-2667 v2 and Core i7-5820K. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3DDR4
Maximum memory size768 GB64 GB
Max memory channels44
Maximum memory bandwidth59.7 GB/s68 GB/s
ECC memory support+-

Peripherals

Specifications and connection of peripherals supported by Xeon E5-2667 v2 and Core i7-5820K.

PCIe version3.03.0
PCI Express lanes4028

Synthetic benchmark performance

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


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 E5-2667 v2 7.73
+24.7%
i7-5820K 6.20

Passmark

Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.

Xeon E5-2667 v2 12282
+24.8%
i7-5820K 9841

GeekBench 5 Single-Core

GeekBench 5 Single-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses only a single CPU core.

Xeon E5-2667 v2 644
i7-5820K 1171
+81.8%

GeekBench 5 Multi-Core

GeekBench 5 Multi-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses all available CPU cores.

Xeon E5-2667 v2 4012
i7-5820K 5454
+35.9%

Gaming performance

Pros & cons summary


Performance score 7.73 6.20
Recency 1 September 2013 1 September 2014
Physical cores 8 6
Threads 16 12
Power consumption (TDP) 130 Watt 140 Watt

Xeon E5-2667 v2 has a 24.7% higher aggregate performance score, 33.3% more physical cores and 33.3% more threads, and 7.7% lower power consumption.

i7-5820K, on the other hand, has an age advantage of 1 year.

The Xeon E5-2667 v2 is our recommended choice as it beats the Core i7-5820K in performance tests.

Be aware that Xeon E5-2667 v2 is a server/workstation processor while Core i7-5820K is a desktop one.


Should you still have questions on choice between Xeon E5-2667 v2 and Core i7-5820K, ask them in Comments section, and we shall answer.

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Intel Xeon E5-2667 v2
Xeon E5-2667 v2
Intel Core i7-5820K
Core i7-5820K

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Community ratings

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