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CPU

Intel

Intel Core i9-9940X X-series Processor

Processor

CPU cores: 14^*
CPU threads: 28^*
Maximum boost clock: 4.4 GHz^*
Thermal design power: 165 W^*

No matched benchmark results are available for this entry yet.

Processing & platform

CPU cores: 14^*
CPU threads: 28^*
Base clock: 3.3 GHz^*
Turbo Boost Max 3.0 frequency: 4.5 GHz^*
Maximum supported memory bandwidth: 85 GB/s^*
Maximum boost clock: 4.4 GHz^*
Socket / package: FCLGA2066^*
Process node: 14 nm^*

Cache hierarchy

Reported cache^*
Size
19.25 MB^*
Level
Reported cache (level unstated)^*
Scope
Intel® Smart Cache^*

Memory & storage

Memory channels: 4^*

Supported memory

DDR4-2666^*

Power specifications

Thermal design power: 165 W^*

System configuration

Detailed specifications

Specifications 1 · 46 fields

AESTech

Yes^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 10^*

AVX512FusedMultiplyAddUnits

2^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 10^*

BornOnDate

Q4'18^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 10^*

Bus

8 GT/s^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 10^*

BusNumPorts

0^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 10^*

Cache

19.25 MB Intel® Smart Cache^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 10^*

ClockSpeed

3.30 GHz^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 10^*

ClockSpeedMax

4.40 GHz^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 10^*

CodeNameText

Products formerly Skylake^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 10^*

CoreCount

14^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 10^*

CpuId

189125^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 10^*

CpuName

Intel® Core™ i9-9940X X-series Processor^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 10^*

ECCMemory

No^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 10^*

EM64

Yes^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 10^*

Embedded

No^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 10^*

ESUDate

Sunday. December 31. 2023^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 10^*

ExecuteDisable

Yes^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 10^*

HyperThreading

Yes^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 10^*

InstructionSetExtensions

Intel® SSE4.1. Intel® SSE4.2. Intel® AVX2. Intel® AVX-512^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 10^*

ItemsIncluded

Please note: The boxed product does not include a fan or heat sink^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 10^*

Lithography

14 nm^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 10^*

MarketSegment

Desktop^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 10^*

MaxCPUs

1^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 10^*

MaxMem

128 GB^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 10^*

MaxMemoryBandwidth

85 GB/s^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 10^*

MaxTDP

165 W^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 10^*

MemoryTypes

DDR4-2666^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 10^*

NumMemoryChannels

4^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 10^*

NumPCIExpressPorts

44^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 10^*

OptaneMemorySupport

Yes^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 10^*

PCIExpressRevision

3.0^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 10^*

ProcessorNumber

i9-9940X^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 10^*

ProductGroup

Intel® Core™ X-series Processors^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 10^*

ScalableSockets

1S Only^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 10^*

ServicingStatus

Baseline Servicing^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 10^*

SocketsSupported

FCLGA2066^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 10^*

SpeedstepTechnology

Yes^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 10^*

StatusCodeText

Discontinued^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 10^*

TBTVersion

2.0^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 10^*

ThermalJunctionRateCode

88°C^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 10^*

ThermalSolutionSpecification

PCG 2017X^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 10^*

ThreadCount

28^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 10^*

TurboBoostMaxTechMaxFreq

4.50 GHz^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 10^*

TurboBoostMaxTechVersion

Yes^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 10^*

VTD

Yes^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 10^*

VTX

Yes^*

Scope and conditions

native_context

member: intel-cpus.csv^*
row: 10^*

Specifications 2 · 7 fields

Processor: Intel Core i9-9940X X-series Processor^*
Status: Launched^*
Release Date: Q4'18^*
Cores: 14^*
Max Turbo Speed: 4.4^* GHz
Base Speed: 3.3^* GHz
Cache Size: 19.25^* MB

Specifications 3 · 13 fields

ClockSpeed: 3.3^* GHz
Cache: 19.25 MB Intel® Smart Cache^*
Bus: 8 GT/s^*
MaxTDP: 165^* W
BornOnDate: Q4'18^*
Model: Intel® Core™ i9-9940X X-series Processor^*
Price: $1387.00^*
MarketSegment: Desktop^*
Lithography: 14^* nm
CoreCount: 14^*
ThreadCount: 28^*
ClockSpeedMax: 4.4^* GHz
TurboBoostMaxTechMaxFreq: 4.5^* GHz

Specifications 4 · 44 fields

Recommended Customer Price

$1387.00^*

Scope and conditions

source_native_row_context

Price scope: Historical source recommendation; not a current retail offer. The original currency notation is retained.^*

Intel® Optane™ Memory Supported ‡

Yes^*

Intel® Turbo Boost Max Technology 3.0 ‡

Yes^*

# of AVX-512 FMA Units

2^*

Intel® AES New Instructions

Yes^*

Execute Disable Bit ‡

Yes^*

Intel® Virtualization Technology (VT-x) ‡

Yes^*

Intel® Virtualization Technology for Directed I/O (VT-d) ‡

Yes^*

Total Cores

14^*

Total Threads

28^*

Processor Base Frequency

3.3^* GHz

Cache

19.25^* MB

Scope and conditions

source_native_row_context

Cache description: Intel® Smart Cache^*
Original declaration: 19.25 MB Intel® Smart Cache^*

Bus Speed

8^* GT/s

TDP

165^* W

Max Turbo Frequency

4.4^* GHz

# of QPI Links

0^*

Intel® Turbo Boost Max Technology 3.0 Frequency ‡

4.5^* GHz

Marketing Status

Discontinued^*

Launch Date

Q4'18^*

Embedded Options Available

No^*

Servicing Status

Baseline Servicing^*

End of Servicing Updates Date

Sunday | December 31 | 2023^*

Included Items

Please note: The boxed product does not include a fan or heat sink^*

Max Memory Size (dependent on memory type)

128^* GB

Memory Types

DDR4-2666^*

Max # of Memory Channels

4^*

Max Memory Bandwidth

85^* GB/s

ECC Memory Supported ‡

No^*

Product Collection

Intel® Core™ X-series Processors^*

Vertical Segment

Desktop^*

Processor Number

i9-9940X^*

PCI Express Revision

3.0^*

Max # of PCI Express Lanes

44^*

Scalability

1S Only^*

Lithography

14^* nm

Sockets Supported

FCLGA2066^*

Max CPU Configuration

1^*

TJUNCTION

88^* °C

Thermal Solution Specification

PCG 2017X^*

Intel® Turbo Boost Technology ‡

2.0^*

Intel® Hyper-Threading Technology ‡

Yes^*

Intel® 64 ‡

Yes^*

Instruction Set Extensions

Intel® SSE4.1 | Intel® SSE4.2 | Intel® AVX2 | Intel® AVX-512^*

Enhanced Intel SpeedStep® Technology

Yes^*

* Provisional data