Intel Core i9-9920X серии X vs Intel Core i9-9980XE Extreme Edition: comparison

Comparison of Intel Core i9-9920X серии X and Intel Core i9-9980XE Extreme Edition: key differences and a full specification table.

Key differences

Intel Core i9-9920X серии X has a higher base clock (3.5 GHz vs 3 GHz).

At the same time, Intel Core i9-9980XE Extreme Edition has more cores (18 vs 12), more threads (36 vs 24) and a larger L3 cache (24.75 MB vs 19.25 MB).

Both processors match on: maximum clock (4.4 GHz), TDP (165 W), process node (14 nm), maximum memory size (128 GB), memory channels (4), PCIe version (3).

These are specification values: they show differences between the models but do not determine a performance winner. For a specific workload, rely on independent benchmarks.

Key specifications

ParameterIntel Core i9-9920X серии XIntel Core i9-9980XE Extreme Edition
Cores / threads 12 / 24 18 / 36
Max boost clock 4.4 GHz 4.4 GHz
L3 cache 19.25 MB 24.75 MB
TDP 165 W 165 W
Process 14 nm 14 nm

Full specification table

Differing values are highlighted. This is not a better/worse rating: numbers from different architectures are not always comparable.

Parameter Intel Core i9-9920X серии X Intel Core i9-9980XE Extreme Edition
General
Model i9-9920X i9-9980XE
Codename Skylake Skylake
Segment Desktop Desktop
Product line Процессоры Intel Core серии X Процессоры Intel Core серии X
Process 14 nm 14 nm
Launch date Q4 2018 Q4 2018
Status Discontinued Discontinued
Servicing status Baseline Servicing Baseline Servicing
End of servicing updates 12/31/2023 12/31/2023
Embedded options available No No
Box contents Please note: The boxed product does not include a fan or heat sink Please note: The boxed product does not include a fan or heat sink
CPU
Cores 12 18
Threads 24 36
Multithreading (SMT/HT) Yes Yes
Base clock 3.5 GHz 3 GHz
Max boost clock 4.4 GHz 4.4 GHz
Turbo Boost Max 3.0 frequency 4.5 GHz 4.5 GHz
L3 cache 19.25 MB 24.75 MB
Bus speed 8 GT/s 8 GT/s
TDP 165 W 165 W
Turbo Boost Yes (2) Yes (2)
64-bit support Yes Yes
Instruction set extensions SSE4.1, SSE4.2, AVX2, AVX-512 SSE4.1, SSE4.2, AVX2, AVX-512
QPI links 0 0
Memory
Max memory size 128 GB 128 GB
Memory types DDR4 DDR4
Memory channels 4 4
Max memory bandwidth 85 GB/s 85 GB/s
ECC memory supported No No
I/O and interfaces
PCI Express revision 3 3
PCI Express lanes 44 44
Scalability 1S Only 1S Only
Package and thermal
Sockets supported FCLGA2066 FCLGA2066
Max CPU configuration 1 1
TJUNCTION 92 °C 84 °C
Thermal solution specification PCG 2017X PCG 2017X
Security and virtualization
Virtualization (VT-x / AMD-V) Yes Yes
Virtualization for Directed I/O (VT-d) Yes Yes
AES-NI Yes Yes
Execute Disable Bit Yes Yes
Technologies
Enhanced SpeedStep Yes Yes
Turbo Boost Max 3.0 Yes Yes
Optane Memory Supported Yes Yes
AVX-512 FMA units 2 2

Other comparisons