인텔 커피레이크 8700K 리뷰, 새로운 시대의 왕권 강화

인텔이 마침내 프로세서 시장의 새로운 시대를 알리는 커피레이크 시리즈를 발표했다. 커피레이크는 물리 6코어를 i5 라인으로 투입함으로써 긴 시간동안 i5의 메인스트림이였던 4코어를 넘어선 본격적인 6코어 시대로 진입하는 중요한 이정표가 되는 프로세서

	Intel Core i7-8700K	Intel Core i7-8700	Intel Core i5-8600K	Intel Core i5-8400	Intel Core i3-8350K	Intel Core i3-8100
Socket	LGA 1151	LGA 1151	LGA 1151	LGA 1151	LGA 1151	LGA 1151
Cores/Threads	6 / 12	6 / 12	6 / 6	6 / 6	4 / 4	4 / 4
Base Frequency	3.7 GHz	3.2 GHz	3.6 GHz	2.8 GHz	4.0 GHz	3.6 GHz
Boost Frequency	4.7 GHz	4.6 GHz	4.3 GHz	4.0 GHz	N/A	N/A
Memory Speed	DDR4-2666	DDR4-2666	DDR4-2666	DDR4-2666	DDR4-2400	DDR4-2400
Memory Controller	Dual-Channel	Dual-Channel	Dual-Channel	Dual-Channel	Dual-Channel	Dual-Channel
Unlocked Multiplier	Yes	No	Yes	No	Yes	No
PCIe Lanes	x16 Gen3	x16 Gen3	x16 Gen3	x16 Gen3	x16 Gen3	x16 Gen3
Integrated Graphics	Intel UHD Graphics 630 (up to 1200 MHz)	Intel UHD Graphics 630 (up to 1200 MHz)	Intel UHD Graphics 630 (up to 1150 MHz)	Intel UHD Graphics 630 (up to 1150 MHz)	Intel UHD Graphics 630 (up to 1150 MHz)	Intel UHD Graphics 630 (up to 1150 MHz)
Cache (L2+L3)	13.5MB	13.5MB	10.5MB	10.5MB	9MB	7MB
Architecture	Coffee Lake	Coffee Lake	Coffee Lake	Coffee Lake	Coffee Lake	Coffee Lake
Process	14nm++	14nm++	14nm++	14nm++	14nm++	14nm++
TDP	95W	65W	95W	65W	91W	65W
Price (per 1K Unit)	$359	$303	$257	$182	$168	$117

커피레이크 시리즈 라인업 및 스펙표

i7 = 8700K / 8700 (6코어 12스레드 / 13.5MB L3 캐시)

i5 = 8600K / 8400 (6코어 6스레드 / 10.5MB L3 캐시)

i3 = 8350K / 8100 (4코어 4스레드 / 9MB - 7MB L3 캐시)

프로세서는 모두 14nm++ 공정, LGA 1151 인터페이스, 듀얼 채널 메모리 컨트롤러, 내장 그래픽 탑재

각각의 동작 클럭 (베이스 - 터보 클럭 / 지원 메모리)

i7 8700K = 3.7GHz / 4.7GHz (DDR4 2666)

i7 8700 = 3.2GHz / 4.6GHz (DDR4 2666)

i5 8600K = 3.6GHz / 4.3GHz (DDR4 2666)

i5 8400 = 2.8GHz / 4.0GHz (DDR4 2666)

i3 8350K = 4.0GHz / NA (DDR4 2400)

i3 8100 = 3.6GHz / NA (DDR4 2400)

각각의 표준 TDP

i7 8700K = 95와트

i7 8700 = 65와트

i5 8600K = 95와트

i5 8400 = 65와트

i3 8350K = 91와트

i3 8100 = 65와트

각 제품의 가격은 상위 8700K부터 $359 - $303 - $257 - $182 - $168 - $117

기존 카비레이크와 비슷한 수준의 가격 형성, 높은 경쟁력

새로운 인텔 Z370 칩셋 : 더 많은 코어 및 스마트 캐시, 향상된 오버클럭 능력 등

벤치마크 테스트 시스템

Test System and Configuration
Hardware	Germany Intel Socket 1151 (Z370): Intel Core i7-8700K MSI Z370 Gaming Pro Carbon AC 2x 8GB Corsair Vengeance DDR4-3200 @ 2666 Intel LGA 2066 Intel Core i7-7800X MSI X299 Gaming Pro Carbon AC 4x 4GB G.Skill RipJaws IV DDR4-2600 AMD Socket AM4 Workstation AMD Ryzen 7 1800X, Ryzen 5 1600X MSI X370 Tomahawk 4x 8GB G.Skill TridentZ DDR4-3200 @ 2667 and 3200 Intel LGA 1151 (Z270) Intel Core i7-7700K, Core i5-7600K MSI Z270 Gaming 7 2x 8GB Corsair Vengeance DDR4-3200 @ 2400 and 3200 All Systems GeForce GTX 1080 Founders Edition (Gaming) Nvidia Quadro P6000 (Workstation) 1x 1TB Toshiba OCZ RD400 (M.2, System) 2x 960GB Toshiba OCZ TR150 (Storage, Images) be quiet! Dark Power Pro 11, 850W Power Supply Windows 10 Pro (Creators Update) US Intel Socket 1151 (Z370): Intel Core i7-8700K MSI Z370 Gaming Pro Carbon AC 4x 8GB G.Skill RipJaws V DDR4-3200 @ 2666 and 3200 Intel LGA 2066 Intel Core i7-7800X MSI X299 Gaming Pro Carbon AC 4x 8GB G.Skill RipJaws V DDR4-3200 @ 2666 and 3200 AMD Socket AM4 AMD Ryzen 7 1800X, Ryzen 5 1600X MSI X370 Xpower Gaming Titanium 2x 8GB G.Skill RipJaws V DDR4-3200 @ 2667 and 3200 Intel LGA 1151 (Z270) Intel Core i7-7700K, Core i5-7600K MSI Z270 Gaming M7 2x 8GB G.Skill RipJaws V DDR4-3200 @ 2666 and 3200 All EVGA GeForce GTX 1080 FE 1TB Samsung PM863 SilverStone ST1500, 1500W Windows 10 Creators Update Version 1703
Cooling	Germany Alphacool Eiszeit 2000 Chiller Alphacool Eisblock XPX Thermal Grizzly Kryonaut (For Cooler Switch)
Monitor	Eizo EV3237-BK
PC Case	Lian Li PC-T70 with Extension Kit and Mods Configurations: Open Benchtable, Closed Case
Power Consumption Measurement	Contact-free DC Measurement at PCIe Slot (Using a Riser Card) Contact-free DC Measurement at External Auxiliary Power Supply Cable Direct Voltage Measurement at Power Supply 2x Rohde & Schwarz HMO 3054, 500MHz Digital Multi-Channel Oscilloscope with Storage Function 4x Rohde & Schwarz HZO50 Current Probe (1mA - 30A, 100kHz, DC) 4x Rohde & Schwarz HZ355 (10:1 Probes, 500MHz) 1x Rohde & Schwarz HMC 8012 Digital Multimeter with Storage Function
Thermal Measurement	1x Optris PI640 80Hz Infrared Camera + PI Connect Real-Time Infrared Monitoring and Recording
Acoustic Measurement	NTI Audio M2211 (with Calibration File, Low Cut at 50Hz) Steinberg UR12 (with Phantom Power for Microphones) Creative X7, Smaart v.7 Custom-Made Proprietary Measurement Chamber, 3.5 x 1.8 x 2.2m (L x D x H) Perpendicular to Center of Noise Source(s), Measurement Distance of 50cm Noise Level in dB(A) (Slow), Real-time Frequency Analyzer (RTA) Graphical Frequency Spectrum of Noise