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{{amd title|Ryzen 7 3800X}}
 
{{amd title|Ryzen 7 3800X}}
 
{{chip
 
{{chip
 +
|future=Yes
 
|name=Ryzen 7 3800X
 
|name=Ryzen 7 3800X
 
|no image=Yes
 
|no image=Yes
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|manufacturer=TSMC
 
|manufacturer=TSMC
 
|model number=3800X
 
|model number=3800X
−
|part number=100-000000025
 
−
|part number 2=100-100000025BOX
 
 
|market=Desktop
 
|market=Desktop
 
|first announced=May 27, 2019
 
|first announced=May 27, 2019
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|microarch=Zen 2
 
|microarch=Zen 2
 
|core name=Matisse
 
|core name=Matisse
−
|core stepping=B0
 
 
|process=7 nm
 
|process=7 nm
−
|process 2=12 nm
 
 
|technology=CMOS
 
|technology=CMOS
−
|mcp=Yes
 
−
|die count=2
 
 
|word size=64 bit
 
|word size=64 bit
 
|core count=8
 
|core count=8
 
|thread count=16
 
|thread count=16
−
|max memory=128 GiB
 
 
|max cpus=1
 
|max cpus=1
 
|tdp=105 W
 
|tdp=105 W
−
|package name 1=amd,socket am4
+
|package module 1={{packages/amd/socket am4}}
−
|predecessor=2700X
 
−
|predecessor link=amd/ryzen_7/2700x
 
−
|successor=5800X
 
−
|successor link=amd/ryzen_7/5800x
 
 
}}
 
}}
−
'''Ryzen 7 3800X''' is a {{arch|64}} [[octa-core]] high-end performance [[x86]] desktop microprocessor introduced by [[AMD]] in mid-[[2019]]. Fabricated on TSMC's [[7 nm process]] based on the {{amd|Zen 2|Zen 2 microarchitecture|l=arch}}, this processor operates at 3.9 GHz with a [[TDP]] of 105 W and a {{amd|Precision Boost|Boost}} frequency of up to 4.5 GHz. The 3800X supports up to 128 GiB of dual-channel DDR4-3200 memory.
+
'''Ryzen 7 3800X''' is a {{arch|64}} [[octa-core]] high-end performance [[x86]] desktop microprocessor introduced by [[AMD]] in mid-[[2019]]. Fabricated on TSMC's [[7 nm process]] based on the {{amd|Zen 2|Zen 2 microarchitecture|l=arch}}, this processor operates at 3.9 GHz with a [[TDP]] of 105 W and a {{amd|Precision Boost|Boost}} frequency of up to 4.5 GHz.
  
 
== Cache ==
 
== Cache ==
 
{{main|amd/microarchitectures/zen 2#Memory_Hierarchy|l1=Zen 2 § Cache}}
 
{{main|amd/microarchitectures/zen 2#Memory_Hierarchy|l1=Zen 2 § Cache}}
 
{{cache size
 
{{cache size
−
|l1 cache=512 KiB
+
|l1 cache=768 KiB
−
|l1i cache=256 KiB
+
|l1i cache=512 KiB
−
|l1i break=8x32 KiB
+
|l1i break=8x64 KiB
−
|l1i desc=8-way set associative
+
|l1i desc=4-way set associative
 
|l1d cache=256 KiB
 
|l1d cache=256 KiB
 
|l1d break=8x32 KiB
 
|l1d break=8x32 KiB
 
|l1d desc=8-way set associative
 
|l1d desc=8-way set associative
 +
|l1d policy=write-back
 
|l2 cache=4 MiB
 
|l2 cache=4 MiB
 
|l2 break=8x512 KiB
 
|l2 break=8x512 KiB
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|l2 policy=write-back
 
|l2 policy=write-back
 
|l3 cache=32 MiB
 
|l3 cache=32 MiB
−
|l3 break=2x16 MiB
+
|l3 break=2x8 MiB
 
}}
 
}}
  
 
== Memory controller ==
 
== Memory controller ==
 
{{memory controller
 
{{memory controller
−
|type=DDR4-3600
+
|type=DDR4-3200
−
|ecc=Yes
+
|max mem=64 GiB
−
|max mem=128 GiB
 
 
|channels=2
 
|channels=2
 
|max bandwidth=47.68 GiB/s
 
|max bandwidth=47.68 GiB/s
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== Expansions ==
 
== Expansions ==
−
In addition to the x4 lanes that are reserved for the chipset, the Ryzen 7 3800X has x16 for a [[discrete graphics processor]] and x4 for storage (NVMe or 2 ports SATA Express).
+
In addition to the x4 lanes that are reserved for the chipset, the Ryen 7 3800X has x16 for a [[discrete graphics processor]] and x4 for storage (NVMe or 2 ports SATA Express).
 
{{expansions main
 
{{expansions main
 
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Retrieved from "https://en.wikichip.org/wiki/amd/ryzen_7/3800x"
Facts about "Ryzen 7 3800X - AMD"
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Ryzen 7 3800X - AMD#pcie +
base frequency3,900 MHz (3.9 GHz, 3,900,000 kHz) +
core count8 +
core nameMatisse +
core steppingB0 +
designerAMD +
die count2 +
familyRyzen 7 +
first announcedMay 27, 2019 +
first launchedJuly 7, 2019 +
full page nameamd/ryzen 7/3800x +
has advanced vector extensionstrue +
has advanced vector extensions 2true +
has amd amd-v technologytrue +
has amd amd-vi technologytrue +
has amd extended frequency range 2true +
has amd precision boost 2true +
has amd sensemi technologytrue +
has ecc memory supporttrue +
has featureAdvanced Vector Extensions +, Advanced Vector Extensions 2 +, Advanced Encryption Standard Instruction Set Extension +, SenseMI Technology +, Extended Frequency Range 2 + and Precision Boost 2 +
has locked clock multiplierfalse +
has simultaneous multithreadingtrue +
has x86 advanced encryption standard instruction set extensiontrue +
instance ofmicroprocessor +
is multi-chip packagetrue +
isax86-64 +
isa familyx86 +
l1$ size512 KiB (524,288 B, 0.5 MiB) +
l1d$ description8-way set associative +
l1d$ size256 KiB (262,144 B, 0.25 MiB) +
l1i$ description8-way set associative +
l1i$ size256 KiB (262,144 B, 0.25 MiB) +
l2$ description8-way set associative +
l2$ size4 MiB (4,096 KiB, 4,194,304 B, 0.00391 GiB) +
l3$ size32 MiB (32,768 KiB, 33,554,432 B, 0.0313 GiB) +
ldateJuly 7, 2019 +
manufacturerTSMC +
market segmentDesktop +
max cpu count1 +
max memory131,072 MiB (134,217,728 KiB, 137,438,953,472 B, 128 GiB, 0.125 TiB) +
max memory bandwidth47.68 GiB/s (48,824.32 MiB/s, 51.196 GB/s, 51,196.01 MB/s, 0.0466 TiB/s, 0.0512 TB/s) +
max memory channels2 +
microarchitectureZen 2 +
model number3800X +
nameRyzen 7 3800X +
packageOPGA-1331 +
part number100-000000025 + and 100-100000025BOX +
process7 nm (0.007 μm, 7.0e-6 mm) + and 12 nm (0.012 μm, 1.2e-5 mm) +
release price$ 399.00 (€ 359.10, £ 323.19, ¥ 41,228.67) +
series3000 +
smp max ways1 +
socketSocket AM4 +
supported memory typeDDR4-3600 +
tdp105 W (105,000 mW, 0.141 hp, 0.105 kW) +
technologyCMOS +
thread count16 +
turbo frequency4,500 MHz (4.5 GHz, 4,500,000 kHz) +
word size64 bit (8 octets, 16 nibbles) +