CPU Wiki

Core i7-7820X

Intel · x86-64 · Intel Socket 2066 · Desktop · 2017

Key facts

Production status: End-of-life
Release date: 2017-06-26
Cores / Threads: 8 / 16
Base clock: 3600 MHz
Turbo clock: 4500 MHz
TDP: 140 W
Process: 14 nm
Codename: Skylake-X
Generation: Core i7 (X-Series 7th Gen)

All available specs

FieldValue
nameCore i7-7820X
SocketIntel Socket 2066
FoundryIntel
Process Size14 nm
PackageFC-LGA2066
MarketDesktop
Production StatusEnd-of-life
Release DateJun 26th, 2017
Part#SR3L5
Frequency3.6 GHz
Turbo Clockup to 4.5 GHz
Base Clock100 MHz
Multiplier36.0x
Multiplier UnlockedYes
CodenameSkylake-X
GenerationCore i7 (X-Series 7th 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
tJMax99°C
Launch Price$599
PCI-ExpressGen 3, 28 Lanes (CPU only)
Cache L311 MB (shared)
ChipsetX299
Boost 2.0up to 4.3 GHz
Benchmark rank434
Benchmark samples935
Benchmark price709
Benchmark categoryDesktop
Benchmark socketFCLGA2066
Benchmark date2017-06-01
Benchmark TDP (W)140
Benchmark base (MHz)3600
Benchmark turbo (MHz)4300
Benchmark cores8
Benchmark threads per core2
Benchmark threads16