AMD Ryzen 7 1700X vs Intel Core i7-3970X

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Ryzen 7 1700X compared with Core i7-3970X

	AMDRyzen 7 1700X	IntelCore i7-3970X
Overview
Released
Released	March 2017	November 2012
Cores and clocks
Cores
Cores	8 (better)	6
Threads
Threads	16 (better)	12
Base clock
Base clock	3.4 GHz	3.5 GHz
Boost clock
Boost clock	3.8 GHz	4 GHz (better)
L3 cache
L3 cache	16 MB (better)	15 MB
Cores
Cores	Zen; Summit Ridge; simultaneous multithreading	Sandy Bridge-E; 6 cores with Hyper-Threading. The unlocked multiplier is confirmed by the exact-model reviews.
Clocks
Clocks	Up to 3.8 GHz boost; unlocked for overclocking	Turbo Boost 2.0 up to 4.00 GHz. November retail availability is established by Golem’s 14 November 2012 report of the exact model being offered by German retailers; Intel gives Q4 2012. An exact maker first-sale day was not established.
Cache
Cache	L1 768 KB; L2 4 MB; L3 16 MB	–
Graphics and AI
Built-in graphics
Built-in graphics	No	No
Graphics
Graphics	A separate graphics card is required	No processor graphics, confirmed by Intel’s exact-model comparison-chart row; a separate graphics solution is required.
Platform
Socket
Socket	AM4	LGA2011
Base power
Base power	95 W	150 W
Unlocked
Unlocked	Yes	Yes
Cooler in the box
Cooler in the box	No	No
Memory support
Memory support	DDR4; 2 memory channels; up to 2667 MT/s	Four channels of DDR3-1066/1333/1600; maximum bandwidth 51.2 GB/s; no ECC. Current Intel ARK gives an anomalous 64.45 GB maximum memory size; that literal wording is retained here without treating it as a reliable numeric limit.
PCIe
PCIe	PCIe 3.0 x16	40 CPU lanes; PCIe 2.0 according to the current Intel specification page.
Chipsets
Chipsets	–	X79 and LGA2011, confirmed by the exact-model reviews.
Process
Process	14 nm CPU cores	32 nm; Sandy Bridge-E. Package size 52.5 × 45.0 mm.
Cooler
Cooler	Retail boxed processor has no cooler; AMD lists Wraith Max for the separate multipack version; Tjmax 95°C	Intel explicitly excludes a fan and heatsink from the boxed product; a separate compatible cooler is required.