c i9-7900X specifications
General information
Type
CPU / Microprocessor
Market segment
Desktop
Family
CPU part numbers
CD8067303286804 is an OEM/tray microprocessor
BX80673I97900X is a boxed processor without fan and heatsink (English version)
BXC80673I97900X is a boxed processor without fan and heatsink (Chinese version)
Frequency ?
3300 MHz
Maximum turbo frequency
4500 MHz
Clock multiplier ?
33
Socket 2066 / R4 / LGA2066
S-spec numbers
Architecture / Microarchitecture
Microarchitecture
Skylake
Platform
Basin Falls
Processor c ?
Skylake-X
c steppings ?
H0 (QMWJ)
U0 (SR3L2)
CPUID
50654 (QMWJ)
Manufacturing process
0.014 micron
Data width
64 bit
The number of CPU cores
10
The number of threads
20
Floating Point Unit
Integrated
Level 1 cache size ?
10 x 32 KB 8-way set associative instruction caches
10 x 32 KB 8-way set associative data caches
Level 2 cache size ?
10 x 1 MB 16-way set associative caches
Level 3 cache size
13.75 MB 11-way set associative shared cache
Physical memory
128 GB
Multiprocessing
Uniprocessor
Extensions and Technologies
MMX instructions
SSE / Streaming SIMD Extensions
SSE2 / Streaming SIMD Extensions 2
SSE3 / Streaming SIMD Extensions 3
SSSE3 / Supplemental Streaming SIMD Extensions 3
SSE4 / SSE4.1 + SSE4.2 / Streaming SIMD Extensions 4 ?
AES / Advanced Encryption Standard instructions
AVX / Advanced Vector Extensions
AVX2 / Advanced Vector Extensions 2.0
AVX-512 / Advanced Vector Extensions 512
BMI / BMI1 + BMI2 / Bit Manipulation instructions
F16C / 16-bit Floating-Point conversion instructions
FMA3 / 3-operand Fused Multiply-Add instructions
HT / Hyper-Threading technology ?
VT-x / Virtualization technology ?
VT-d / Virtualization for directed I/O
TBT 3.0 / Turbo Boost technology 3.0 ?
TSX / Transactional Synchronization Extensions
Security Features
NX / XD / Execute disable bit ?
MPX / Memory Protection Extensions
SMAP / Supervisor Mode Access
SMEP / Secure Mode Execution
Low power features
Enhanced / technology ?
Integrated peripherals / components
Integrated graphics
None
Memory controller
The number of controllers: 1
Memory channels: 4
Supported memory: DDR4-2666
Maximum memory bandwidth (GB/s): 85.3
Other peripherals
Direct Media Interface 3.0
PCI Express 3.0 interface (44 lanes)
Electrical / Thermal parameters
Thermal Design Power ?
140 Watt
Notes on c i9-7900X
The processor has unlocked clock multiplier
The maximum operating frequency in Turbo Boost 2.0 mode is 4.3 GHz