So sánh core i7 8700k và dual xeon e5-2670

Comparing Core i7-8700K and Xeon E5-2670 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance rankingPlace by popularitynot in top-100not in top-100Value for money14.670.77Market segmentDesktop processorServerSeriesIntel Core i7no dataArchitecture codenameCoffee Lake-S (2017−2018)Sandy Bridge-EP (2012)Release date24 September 2017 (6 years old)6 March 2012 (11 years old)Launch price (MSRP)$359$145Current price$241 (0.7x MSRP)$44 (0.3x MSRP)

Value for money

Performance per price, higher is better.

i7-8700K has 1805% better value for money than Xeon E5-2670.

Technical specs

Core i7-8700K and Xeon E5-2670 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 cores6 (Hexa-Core)8 (Octa-Core)Threads1216Base clock speed3.7 GHz2.6 GHzBoost clock speed4.7 GHz3.3 GHzL1 cache64K (per core)64 KB (per core)L2 cache256K (per core)256 KB (per core)L3 cache12288 KB20480 KB (shared)Chip lithography14 nm32 nmDie size149 mm2435 mm2Maximum core temperature100 °C80 °CMaximum case temperature (TCase)72 °Cno dataNumber of transistorsno data2,270 million64 bit support++Windows 11 compatibility+-Unlocked multiplier+-

Compatibility

Information on Core i7-8700K and Xeon E5-2670 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 configuration12SocketFCLGA1151FCLGA2011Power consumption (TDP)95 Watt115 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-8700K and Xeon E5-2670. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.1, Intel® SSE4.2, Intel® AVX2Intel® AVXAES-NI++AVX++vPro+no dataEnhanced SpeedStep (EIST)++Enhanced SpeedStep (EIST)++Turbo Boost Technology2.02.0Hyper-Threading Technology++TSX+no dataTSX+no dataIdle States++Thermal Monitoring++Flex Memory Accessno data-SIPP+no dataDemand Based Switchingno data+

Security technologies

Core i7-8700K and Xeon E5-2670 technologies aimed at improving security, for example, by protecting against hacks.

TXT++EDB++Secure Key+no dataMPX+no dataIdentity Protection+-SGXYes with Intel® MEno dataOS Guard+no data

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-8700K and Xeon E5-2670 are enumerated here.

AMD-V+no dataVT-d++VT-x++EPT++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-8700K and Xeon E5-2670. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3, DDR4DDR3Maximum memory size128 GB384 GBMax memory channels24Maximum memory bandwidth41.6 GB/s51.2 GB/sECC memory support-+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardIntel UHD Graphics 630no dataMax video memory64 GBno dataQuick Sync Video+no dataClear Video+no dataClear Video HD+no dataGraphics max frequency1.2 GHzno dataInTru 3D+no data

Graphics interfaces

Available interfaces and connections of Core i7-8700K and Xeon E5-2670 integrated GPUs.

Number of displays supported3no data

Graphics image quality

Maximum display resolutions supported by Core i7-8700K and Xeon E5-2670 integrated GPUs, including resolutions over different interfaces.

4K resolution support+no dataMax resolution over HDMI 1.44096 x 2304@24Hzno dataMax resolution over eDP4096 x 2304@60Hzno dataMax resolution over DisplayPort4096 x 2304@60Hzno data

Graphics API support

APIs supported by Core i7-8700K and Xeon E5-2670 integrated GPUs, sometimes API versions are included.

DirectX12no dataOpenGL4.5no data

Peripherals

Specifications and connection of peripherals supported by Core i7-8700K and Xeon E5-2670.

PCIe version3.03.0PCI Express lanes1640

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.

Core i7-8700K outperforms Xeon E5-2670 by 53% in our combined benchmark results.

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.

Benchmark coverage: 67%

Core i7-8700K outperforms Xeon E5-2670 by 53% in Passmark.

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.

Benchmark coverage: 40%

Core i7-8700K outperforms Xeon E5-2670 by 211% in GeekBench 5 Single-Core.

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.

Benchmark coverage: 40%

Core i7-8700K outperforms Xeon E5-2670 by 112% in GeekBench 5 Multi-Core.

Advantages and disadvantages

Performance score 8.94 5.84 Recency 24 September 2017 6 March 2012 Cost $359 $145 Boost clock speed 4700 3300 Base clock speed 3700 2600 Chip lithography 14 nm 32 nm Power consumption (TDP) 95 Watt 115 Watt

The Core i7-8700K is our recommended choice as it beats the Xeon E5-2670 in performance tests.

Be aware that Core i7-8700K is a desktop processor while Xeon E5-2670 is a server/workstation one.

Should you still have questions on choice between Core i7-8700K and Xeon E5-2670, ask them in Comments section, and we shall answer.

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