" Skylake-D" (14 nm)

* All models support: '' MMX, SSE,

SSE2 SSE2 (Streaming SIMD Extensions 2) is one of the Intel SIMD (Single Instruction, Multiple Data) processor supplementary instruction sets first introduced by Intel with the initial version of the Pentium 4 in 2000. It extends the earlier Streamin ...

, SSE3, SSSE3,

SSE4.1 SSE4 (Streaming SIMD Extensions 4) is a SIMD CPU instruction set used in the Intel Core microarchitecture and AMD K10 (K8L). It was announced on September 27, 2006, at the Fall 2006 Intel Developer Forum, with vague details in a white paper; more ...

SSE4.2 SSE4 (Streaming SIMD Extensions 4) is a SIMD CPU instruction set used in the Intel Core microarchitecture and AMD K10 (K8L). It was announced on September 27, 2006, at the Fall 2006 Intel Developer Forum, with vague details in a white paper; more ...

AVX2 Advanced Vector Extensions (AVX) are extensions to the x86 instruction set architecture for microprocessors from Intel and Advanced Micro Devices (AMD). They were proposed by Intel in March 2008 and first supported by Intel with the Sandy Bridge ...

, AVX-512, F16C, Enhanced Intel SpeedStep Technology (EIST), Intel 64, XD bit (an NX bit implementation), TXT, Intel VT-x, Intel EPT, Intel VT-d, Hyper-threading, Turbo Boost, AES-NI,

TSX-NI Transactional Synchronization Extensions (TSX), also called Transactional Synchronization Extensions New Instructions (TSX-NI), is an extension to the x86 instruction set architecture (ISA) that adds hardware transactional memory support, speeding ...

Intel MPX Intel MPX (Memory Protection Extensions) was a set of extensions to the x86 instruction set architecture. With compiler, runtime library and operating system support, Intel MPX claimed to enhance security to software by checking pointer references ...

, Smart Cache, ECC memory.'' * SoC peripherals include 24× USB (10× 3.0, 14× 2.0), 14× SATA 3.0, 4× Integrated

10 GbE 10 Gigabit Ethernet (10GE, 10GbE, or 10 GigE) is a group of computer networking technologies for transmitting Ethernet frames at a rate of 10 gigabits per second. It was first defined by the IEEE 802.3ae-2002 standard. Unlike previous Eth ...

LAN Lan or LAN may also refer to: Science and technology * Local asymptotic normality, a fundamental property of regular models in statistics * Longitude of the ascending node, one of the orbital elements used to specify the orbit of an object in sp ...

(except D-2191), UART,

GPIO A general-purpose input/output (GPIO) is an uncommitted digital signal pin on an integrated circuit or electronic circuit (e.g. MCUs/ MPUs ) board which may be used as an input or output, or both, and is controllable by software. GPIOs have no ...

, and 32 lanes of

PCI Express PCI Express (Peripheral Component Interconnect Express), officially abbreviated as PCIe or PCI-e, is a high-speed serial computer expansion bus standard, designed to replace the older PCI, PCI-X and AGP bus standards. It is the common ...

3.0 in ×16, ×8 and ×4 configurations. * Support for up to 8 DIMMs of

DDR4 Double Data Rate 4 Synchronous Dynamic Random-Access Memory (DDR4 SDRAM) is a type of synchronous dynamic random-access memory with a high bandwidth ("double data rate") interface. Released to the market in 2014, it is a variant of dynamic rando ...

memory, up to 64 GB per DIMM (512 GB). * I (such as D-2161I): Integrated Intel Ethernet * T (such as D-2183T): high temperature support or extended reliability offerings * N (such as D-2187NT): Intel Ethernet and Intel QuickAssist Technology * Package size: 42.5 × 55 mm

Xeon D-21xx (uniprocessor, SoC)

" Skylake-S" (14 nm)

Xeon E3-12xx v5 (uniprocessor)

" Skylake-H" (14 nm)

Xeon E3-15xx v5 (uniprocessor)

" Skylake-W" (14 nm)

Xeon W-21xx (uniprocessor)

* All models support: '' MMX, SSE,

, SSE3, SSSE3,

AVX AVX may refer to: Technology * Advanced Vector Extensions, an instruction set extension in the x86 microprocessor architecture ** AVX2, an expansion of the AVX instruction set ** AVX-512, 512-bit extensions to the 256-bit AVX * AVX Corporation, a m ...

, AVX-512, FMA3, MPX, Enhanced Intel SpeedStep Technology (EIST), Intel 64, XD bit (an NX bit implementation), Intel VT-x, Intel VT-d, Turbo Boost (excluding W-2102 and W-2104), Hyper-threading (excluding W-2102 and W-2104), AES-NI, Intel TSX-NI, Smart Cache.'' * PCI Express lanes: 48 * Supports up to 8 DIMMs of DDR4 memory, maximum 512 GB.

Xeon W-31xx (uniprocessor)

* All models support: '' MMX, SSE,

, SSE3, SSSE3,

, AVX-512, FMA3, MPX, Enhanced Intel SpeedStep Technology (EIST), Intel 64, XD bit (an NX bit implementation), Intel VT-x, Intel VT-d, Turbo Boost, Hyper-threading, AES-NI, Intel TSX-NI, Smart Cache.'' * PCI Express lanes: 48 * Supports up to 12 DIMMs of DDR4 memory, maximum 512 GB. * Xeon W-3175X is the only Xeon with a multiplier unlocked for overclocking

"
Skylake-SP Skylake is the codename used by Intel for a processor microarchitecture that was launched in August 2015 succeeding the Broadwell microarchitecture. Skylake is a microarchitecture redesign using the same 14 nm manufacturing process tech ...
" (14 nm) Scalable Performance

* Support for up to 12 DIMMs of

memory per CPU socket * Xeon Platinum supports up to eight sockets; Xeon Gold supports up to four sockets; Xeon Silver and Bronze support up to two sockets * Xeon Platinum, Gold 61XX, and Gold 5122 have two AVX-512 FMA units per core; Xeon Gold 51XX (except 5122), Silver, and Bronze have a single AVX-512 FMA unit per core * -F: integrated OmniPath fabric * -M: 1536 GB RAM per socket vs 768 GB for non-M SKUs * -P: integrated FPGA * -T: High thermal-case and extended reliability

Xeon Bronze and Silver (dual processor)

* Xeon Bronze 31XX has no HT or Turbo Boost support * Xeon Bronze 31XX supports DDR4-2133 MHz RAM; Xeon Silver 41XX supports DDR4-2400 MHz RAM * Xeon Bronze 31XX and Xeon Silver 41XX support two UPI links at 9.6 GT/s

Xeon Gold (quad processor)

* Xeon Gold 51XX has two UPIs at 10.4 GT/s; Xeon Gold 61XX has three UPIs at 10.4 GT/s * Xeon Gold 51XX support DDR4-2400 MHz RAM (except 5122); Xeon Gold 5122 and 61XX support DDR4-2666 MHz RAM

Xeon Platinum (octa processor)

* Xeon Platinum has three UPIs at 10.4 GT/s. * Xeon Platinum supports DDR4-2666 MHz RAM (except 8136).

Notes

References

{{Intel processors, * Intel Xeon (Skylake)

" Skylake-D" (14 nm)

Xeon D-21xx (uniprocessor, SoC)

" Skylake-S" (14 nm)

Xeon E3-12xx v5 (uniprocessor)

" Skylake-H" (14 nm)

Xeon E3-15xx v5 (uniprocessor)

" Skylake-W" (14 nm)

Xeon W-21xx (uniprocessor)

Xeon W-31xx (uniprocessor)

"Skylake-SP Skylake is the codename used by Intel for a processor microarchitecture that was launched in August 2015 succeeding the Broadwell microarchitecture. Skylake is a microarchitecture redesign using the same 14 nm manufacturing process tech ..." (14 nm) Scalable Performance

Xeon Bronze and Silver (dual processor)

Xeon Gold (quad processor)

Xeon Platinum (octa processor)

Notes

References

"
Skylake-SP Skylake is the codename used by Intel for a processor microarchitecture that was launched in August 2015 succeeding the Broadwell microarchitecture. Skylake is a microarchitecture redesign using the same 14 nm manufacturing process tech ...
" (14 nm) Scalable Performance