AMD Ryzen Threadripper 1950X vs AMD Ryzen Threadripper 2950X

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Ryzen Threadripper 1950X compared with Ryzen Threadripper 2950X

	AMDRyzen Threadripper 1950X	AMDRyzen Threadripper 2950X
Overview
Released
Released	August 2017	August 2018
Cores and clocks
Cores
Cores	16	16
Threads
Threads	32	32
Base clock
Base clock	3.4 GHz	3.5 GHz
Boost clock
Boost clock	4 GHz	4.4 GHz (better)
L3 cache
L3 cache	32 MB	32 MB
Cores
Cores	Zen architecture; boxed product ID YD195XA8AEWOF. AMD's support page lists 31 July 2017, when pre-orders began; its press release confirms on-shelf availability on 10 August 2017, used here.	Colfax; Zen+ architecture; boxed product ID YD295XA8AFWOF; compatible with X399 motherboards after an appropriate BIOS update
Clocks
Clocks	Precision Boost and XFR supported; AMD states up to 4.2 GHz with XFR under suitable cooling, separate from the published 4.0 GHz maximum boost	Precision Boost 2, XFR2 and Precision Boost Overdrive supported
Cache
Cache	L1 1536 KB; L2 8 MB	L1 1536 KB; L2 8 MB
Graphics and AI
Built-in graphics
Built-in graphics	No	No
Graphics
Graphics	A separate graphics card is required	A separate graphics card is required
Platform
Socket
Socket	sTR4	sTR4
Base power
Base power	180 W	180 W
Unlocked
Unlocked	Yes	Yes
Cooler in the box
Cooler in the box	No	No
Memory support
Memory support	DDR4; four channels; up to 2667 MT/s	DDR4; four channels; up to 2933 MT/s
PCIe
PCIe	PCIe 3.0; 64 lanes	PCIe 3.0; 64 lanes
Process
Process	14 nm	12 nm
Cooler
Cooler	No cooler included; maximum operating temperature 68°C	No cooler included; maximum operating temperature 68°C