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Used - fully functional and tested as working.

Details from Intel Arc below:

Essentials

Product Collection8th Generation Intel® Core™ i7 Processors
Code NameProducts formerly Coffee Lake
Vertical SegmentDesktop
Processor Numberi7-8700
Lithography14 nm
Recommended Customer Price$303.00

CPU Specifications

Total Cores6
Total Threads12
Max Turbo Frequency4.60 GHz
Intel® Turbo Boost Technology 2.0 Frequency‡4.60 GHz
Processor Base Frequency3.20 GHz
Cache12 MB Intel® Smart Cache
Bus Speed8 GT/s
TDP65 W

Supplemental Information

Marketing StatusLaunched
Launch DateQ4'17
Embedded Options AvailableYes
Use ConditionsPC/Client/Tablet
DatasheetView now

Memory Specifications

Max Memory Size (dependent on memory type)128 GB
Memory TypesDDR4-2666
Max # of Memory Channels2
Max Memory Bandwidth41.6 GB/s
ECC Memory Supported ‡No

GPU Specifications

GPU Name‡Intel® UHD Graphics 630
Graphics Base Frequency350 MHz
Graphics Max Dynamic Frequency1.20 GHz
Graphics Video Max Memory64 GB
4K SupportYes, at 60Hz
Max Resolution (HDMI)‡4096 x 2304@24Hz
Max Resolution (DP)‡4096 x 2304@60Hz
Max Resolution (eDP - Integrated Flat Panel)‡4096 x 2304@60Hz
DirectX* Support12
OpenGL* Support4.5
Intel® Quick Sync VideoYes
Intel® InTru™ 3D TechnologyYes
Intel® Clear Video HD TechnologyYes
Intel® Clear Video TechnologyYes
# of Displays Supported ‡3
Device ID0x3E92

Expansion Options

Scalability1S Only
PCI Express Revision3.0
PCI Express Configurations ‡Up to 1x16, 2x8, 1x8+2x4
Max # of PCI Express Lanes16

Package Specifications

Sockets SupportedFCLGA1151
Max CPU Configuration1
Thermal Solution SpecificationPCG 2015C (65W)
TJUNCTION100°C
Package Size37.5mm x 37.5mm

Advanced Technologies

Intel® Optane™ Memory Supported ‡Yes
Intel® Turbo Boost Technology ‡2.0
Intel® Hyper-Threading Technology ‡Yes
Intel® Transactional Synchronization ExtensionsYes
Intel® 64 ‡Yes
Instruction Set64-bit
Instruction Set ExtensionsIntel® SSE4.1, Intel® SSE4.2, Intel® AVX2
Idle StatesYes
Enhanced Intel SpeedStep® TechnologyYes
Thermal Monitoring TechnologiesYes
Intel® Identity Protection Technology ‡Yes

Security & Reliability

Intel vPro® Eligibility ‡Intel vPro® Platform
Intel® AES New InstructionsYes
Secure KeyYes
Intel® Software Guard Extensions (Intel® SGX)Yes with Intel® ME
Intel® Memory Protection Extensions (Intel® MPX)Yes
Intel® OS GuardYes
Intel® Trusted Execution Technology ‡Yes
Execute Disable Bit ‡Yes
Intel® Boot GuardYes
Intel® Stable IT Platform Program (SIPP)Yes
Intel® Virtualization Technology (VT-x) ‡Yes
Intel® Virtualization Technology for Directed I/O (VT-d) ‡Yes
Intel® VT-x with Extended Page Tables (EPT) ‡Yes