Intel Core i7 7820X

Specification

Series Core i7
CPU core Skylake-X
CPU socket 2066
Clock frequency 3.6 GHz
Cores 8 cores
Threads 16
Lithography 14 nm

Processor

Microarchitecture
Skylake
Max. turbo clock frequency
4.5 GHz
Multiplier
36
Bus type
DMI 3.0
Front side bus
100 MHz
Integrated memory controller
DDR4-2666
Thermal design power
140 W
Amount of PCIe lanes
28
HyperThreading
yes
Multiplier unlocked
yes
CPU revision
U0
Memory channels
4
ECC supported
yes
Bus rate
4 × 8 GT/s
Chipset
Lewisburg
Max Memory
128 GB
Word size
64 bit

Cache

L1 cache
512 kB
L2 cache
8192 kB
L3 cache
11 MB

Video

Integrated graphics
no
Intel Quick Sync
no

Supported x86 Extensions & Processor Features

MMX
yes
SSE
yes
SSE2
yes
SSE3
yes
SSE4.1
yes
SSE4.2
yes
x86-64
yes
XD-bit
yes
AES-NI
yes
AVX
yes
AVX2
yes
AVX-512
yes
SSE4A
no
SSSE3
yes
AES
yes
BMI
no
IPT
no
BMI1
yes
BMI2
yes
SHA
no
F16C
yes
FMA3
yes
AMD64
no
EVP
no
AMD-V
no
Precision Boost
no
SMEP
no
SMAP
no
EMMX
yes
ABM
yes
RdRand
yes
ADX
yes
CLMUL
yes
x86-16
yes
x86-32
yes
Real
yes
Protected
yes
SMM
yes
FPU
yes
NX
yes
SMT
no
AMD-Vi
no
SenseMI
no
Secure Key
no
SGX
no
HT
yes

Product

Product code
CD8067303611000
BX80673I77820X
BXC80673I77820X
Brand
Intel
EAN code
0675901482257
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