Editing zhaoxin/kaixian/kx-5540

{{zhaoxin title|KaiXian KX-5540}}
{{chip
|name=KaiXian KX-5540
|image=KX-5540.png
|caption=KX-5540 front
|designer=Zhaoxin
|manufacturer=HLMC
|model number=KX-5540
|part number=KX-5540
|market=Desktop
|market 2=Mobile
|market 3=Embedded
|first announced=December 28, 2017
|first launched=December 28, 2017
|family=KaiXian
|series=KX-5000
|frequency=1,800 MHz
|bus type=PCIe 3.0
|bus links=4
|bus rate=8 GT/s
|isa=x86-64
|isa family=x86
|microarch=WuDaoKou
|process=28 nm
|transistors=2,100,000,000
|technology=CMOS
|die area=187 mm²
|word size=64 bit
|core count=4
|thread count=4
|max cpus=1
|max memory=64 GiB
|tjunc min=0 °C
|tjunc max=90 °C
}}
'''KaiXian KX-5540''' is a {{arch|64}} [[quad-core]] [[x86]] microprocessor designed by [[Zhaoxin]] and introduced in late [[2017]] specifically for the [[Chinese]] market. This processor is fabricated on a [[28 nm process]] based on the {{zhaoxin|WuDaoKou|l=arch}} microarchitecture. The KX-5640 operates at 1.8 GHz with a TDP of ? W and supports up to 64 GiB of dual-channel DDR4-2133 memory. The KX-5540 also incorporates an integrated graphics processor.


{{unknown features}}


== Cache ==
{{main|zhaoxin/microarchitectures/wudaokou#Memory_Hierarchy|l1=WuDaoKou § Cache}}
{{cache size
|l1 cache=256 KiB
|l1i cache=128 KiB
|l1i break=4x32 KiB
|l1i desc=8-way set associative
|l1d cache=128 KiB
|l1d break=4x32 KiB
|l1d desc=8-way set associative
|l2 cache=4 MiB
|l2 break=1x4 MiB
|l2 desc=32-way set associative
}}

== Memory controller ==
{{memory controller
|type=DDR4-2133
|ecc=No
|max mem=64 GiB
|controllers=1
|channels=2
|max bandwidth=31.79 GiB/s
|bandwidth schan=15.89 GiB/s
|bandwidth dchan=31.79 GiB/s
}}
Has subobject "Has subobject" is a predefined property representing a container construct and is provided by Semantic MediaWiki.	KaiXian KX-5540 - Zhaoxin#pcie +
base frequency	1,800 MHz (1.8 GHz, 1,800,000 kHz) +
bus links	4 +
bus rate	8,000 MT/s (8 GT/s, 8,000,000 kT/s) +
bus type	PCIe 3.0 +
clock multiplier	18 +
core count	4 +
designer	Zhaoxin +
die area	187 mm² (0.29 in², 1.87 cm², 187,000,000 µm²) +
family	KaiXian +
first announced	December 28, 2017 +
first launched	December 28, 2017 +
full page name	zhaoxin/kaixian/kx-5540 +
has advanced vector extensions	true +
has advanced vector extensions 2	true +
has ecc memory support	false +
has extended page tables support	true +
has feature	Advanced Vector Extensions +, Advanced Vector Extensions 2 +, Advanced Encryption Standard Instruction Set Extension +, Trusted Execution Technology +, Intel VT-x + and Extended Page Tables +
has intel trusted execution technology	true +
has intel vt-x technology	true +
has second level address translation support	true +
has x86 advanced encryption standard instruction set extension	true +
instance of	microprocessor +
integrated gpu	? +
integrated gpu designer	Zhaoxin +
isa	x86-64 +
isa family	x86 +
l1$ size	256 KiB (262,144 B, 0.25 MiB) +
l1d$ description	8-way set associative +
l1d$ size	128 KiB (131,072 B, 0.125 MiB) +
l1i$ description	8-way set associative +
l1i$ size	128 KiB (131,072 B, 0.125 MiB) +
l2$ description	32-way set associative +
l2$ size	4 MiB (4,096 KiB, 4,194,304 B, 0.00391 GiB) +
ldate	December 28, 2017 +
main image	+
main image caption	KX-5540 front +
manufacturer	HLMC +
market segment	Desktop +, Mobile + and Embedded +
max cpu count	1 +
max junction temperature	363.15 K (90 °C, 194 °F, 653.67 °R) +
max memory	65,536 MiB (67,108,864 KiB, 68,719,476,736 B, 64 GiB, 0.0625 TiB) +
max memory bandwidth	31.79 GiB/s (32,552.96 MiB/s, 34.134 GB/s, 34,134.253 MB/s, 0.031 TiB/s, 0.0341 TB/s) +
max memory channels	2 +
microarchitecture	WuDaoKou +
min junction temperature	273.15 K (0 °C, 32 °F, 491.67 °R) +
model number	KX-5540 +
name	KaiXian KX-5540 +
part number	KX-5540 +
process	28 nm (0.028 μm, 2.8e-5 mm) +
series	KX-5000 +
smp max ways	1 +
supported memory type	DDR4-2133 +
technology	CMOS +
thread count	4 +
transistor count	2,100,000,000 +
word size	64 bit (8 octets, 16 nibbles) +