CPU Wiki

Core i7-9800X

Intel · x86-64 · Intel Socket 2066 · Desktop · 2018

Key facts

Production status: End-of-life
Release date: 2018-10-19
Cores / Threads: 8 / 16
Base clock: 3800 MHz
Turbo clock: 4500 MHz
TDP: 165 W
Process: 14 nm
Codename: Skylake-X
Generation: Core i7 (X-Series 9th Gen)

All available specs

FieldValue
nameCore i7-9800X
SocketIntel Socket 2066
FoundryIntel
Process Size14 nm
PackageFC-LGA2066
MarketDesktop
Production StatusEnd-of-life
Release DateOct 19th, 2018
Part#SREZ9
Frequency3.8 GHz
Turbo Clockup to 4.5 GHz
Base Clock100 MHz
Multiplier38.0x
Multiplier UnlockedYes
CodenameSkylake-X
GenerationCore i7 (X-Series 9th Gen)
Memory SupportDDR4
ECC MemoryNo
# of Cores8
# of Threads16
SMP # CPUs1
Cache L164 KB (per core)
Cache L21 MB (per core)
FeaturesMMX, SSE, SSE2, SSE3, SSSE3, SSE4.2, AVX, AVX2, AVX-512, EIST, Intel 64, XD bit, VT-x, VT-d, HTT, AES-NI, TSX, TXT, CLMUL, FMA3, F16C, BMI1, BMI2, Boost 2.0, Boost 3.0
NotesThis processor comes with an unlocked BCLK multiplier, allowing users to set the multiplier value higher than shipped value, to facilitate better overclocking.
Rated Speed2666 MT/s
Memory BusQuad-channel
Memory Bandwidth85.3 GB/s
tJMax95°C
Launch Price$589
PCI-ExpressGen 3, 44 Lanes (CPU only)
Cache L316.5 MB (shared)
ChipsetX299
Boost 2.0up to 4.4 GHz
Benchmark rank404
Benchmark samples160
Benchmark price305.99
Benchmark categoryDesktop
Benchmark socketFCLGA2066
Benchmark date2018-12-01
Benchmark TDP (W)165
Benchmark base (MHz)3800
Benchmark turbo (MHz)4500
Benchmark cores8
Benchmark threads per core2
Benchmark threads16