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LuJiaZui µarch
General Info
Arch Type	CPU
Designer	Zhaoxin
Manufacturer	TSMC
Introduction	2019
Process	16 nm
Core Configs	2, 4, 8
Pipeline
Type	Superscalar
OoOE	Yes
Speculative	Yes
Reg Renaming	Yes
Instructions
ISA	x86-64
Succession
WuDaoKou

LuJiaZui is the successor to WuDaoKou, a 16 nm x86 microarchitecture designed by Zhaoxin for mainstream laptops, desktops, and servers.

Etymology

As with prior microarchitectures, LuJiaZui is named after the Lujiazui station of the Shanghai Metro. The station is located in the highly prosperous Pudong district of Shanghai.

Brands

Family	Series	Description
KaiXian	KX (6000)	Desktop, Laptops
Kaisheng	KH (30000)	Storage, Servers

Process Technology

Lujiazui is manufactured on TSMC's 16 nm FinFET process.

Architecture

Key changes from WuDaoKou

• 16 nm FinFET (from 28 nm)
• 1.5x performance (SPEC CPU2006 Int)
• Higher clock speed
• Improved memory controller
  • Support for up to 3200 MT/s (from 2400 MT/s)

This list is incomplete; you can help by expanding it.

All LuJiaZui Processors

	List of LuJiaZui-based Processors
	Main processor
Model	Family	Launched	Cores	L2	Frequency	Max Memory	ECC
KX-U6880	KaiXian		8	8 MiB 8,192 KiB 8,388,608 B 0.00781 GiB	3 GHz 3,000 MHz 3,000,000 kHz	64 GiB 65,536 MiB 67,108,864 KiB 68,719,476,736 B 0.0625 TiB	✘
Count: 1