The following is a list of Intel Xeon microprocessors.

Nehalem-based Xeons

Xeon 3000-series (uniprocessor)

"Lynnfield" (45 nm) 
 Based on Nehalem microarchitecture
 Uni-processor only
 All models except X3430 support Hyper-Threading
 All models support: MMX, XD bit, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, x64, SpeedStep, Turbo Boost, Smart Cache, VT-x, EPT, VT-d, TXT, ECC
 Die size: 296 mm2
 Steppings: B1

"Bloomfield" (45 nm) 
 Based on Nehalem microarchitecture
 Uni-processor only
 Quad Core models support: Hyper-Threading, Turbo Boost
 All models support: MMX, XD bit, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, x64, SpeedStep, Smart Cache, VT-x, EPT, ECC
 Die size: 263 mm2
 Steppings: D0

"Jasper Forest" (45 nm) 
 Based on Nehalem microarchitecture
 Uni-processor only
 LC3528 supports: Hyper-Threading, Turbo Boost
 All models support: MMX, XD bit, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, x64, SpeedStep, Smart Cache, VT-x, EPT, VT-d, ECC
 Die size: 263 mm2
 Steppings: B0

"Clarkdale" (MCP, 32 nm) 
 Based on Westmere microarchitecture
 Uni-processor only
 L3406 supports Hyper-Threading, Turbo Boost
 All models support: MMX, XD bit, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, x64, SpeedStep, Smart Cache, VT-x, EPT, VT-d, TXT, ECC
 Die size: 81 mm2 (CPU Component)
 Steppings: C2

"Gulftown" (32 nm) 
 Based on Westmere microarchitecture
 Uniprocessor-only systems
 All models support: Hyper-Threading
 All models support: MMX, XD bit, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, x64, AES-NI, SpeedStep, Turbo Boost, Smart Cache, VT-x, EPT, VT-d, TXT, ECC
 Die size: 240 mm2
 Steppings: B1

Xeon 5000-series (dual-processor)

"Gainestown" (45 nm) 
 Based on Nehalem microarchitecture
 All models support: MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, Demand-Based Switching (Intel's Server EIST), Intel 64, XD bit (an NX bit implementation), Intel VT-x, Intel EPT, Intel VT-d, Intel VT-c, Intel x8 SDDC
 All models support: Hyper-Threading, Turbo Boost except E5502, E5503, E5504, E5506, L5506, E5507
 All models support dual-processor configurations
 Die size: 263 mm2
 Steppings: D0

"Jasper Forest" (45 nm) 
 Based on Nehalem microarchitecture
 All models support: MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, Demand-Based Switching (Intel's Server EIST), Intel 64, XD bit (an NX bit implementation), Intel VT-x, Intel EPT, Intel VT-d, Intel VT-c, Intel x8 SDDC
 EC5549, LC5528, and LC5518 support: Hyper-Threading, Turbo Boost
 Die size: 263 mm2
 Steppings: B0

"Westmere-EP" (32 nm) Efficient Performance 
 Based on Westmere microarchitecture
 All models support: MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, Enhanced Intel SpeedStep Technology (EIST), Intel 64, XD bit (an NX bit implementation), TXT, Intel VT-x, Intel EPT, Intel VT-d, Intel VT-c, Intel x8 SDDC, AES-NI, Smart Cache, Hyper-Threading, Turbo Boost except E5603, E5606, E5607, L5609
 Dual-socket configurations supported
 Die size: 240 mm2
 Steppings: B1

Xeon 7000-series (multiprocessor)

"Beckton" (45 nm) 
 Based on Nehalem microarchitecture
 All models support: MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, Enhanced Intel SpeedStep Technology (EIST), Intel 64, XD bit (an NX bit implementation), TXT, Intel VT-x, Intel EPT, Intel VT-d, Intel VT-c, Intel x8 SDDC, Turbo Boost, Smart Cache, Hyper-Threading except X7542
 65xx models support single- and dual-processor configurations, while 75xx models support up to 8-processor configurations
 Transistors: 2.3 billion
 Die size: 684 mm2
 Steppings: D0

Xeon E7 (multiprocessor)

"Westmere-EX" (32 nm) Expandable 
 Based on Westmere microarchitecture.
 All models support: MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, Enhanced Intel SpeedStep Technology (EIST), Intel 64, XD bit (an NX bit implementation), TXT, Intel VT-x, Intel EPT, Intel VT-d, Intel VT-c, Intel DDDC, Hyper-threading (except E7-8837), Turbo Boost, AES-NI, Smart Cache.
 28xx models support single- and dual-processor configurations, 48xx models support up to four-processor configurations, 88xx models support up to eight-processor configurations.
 Transistors: 2.6 billion
 Die size: 513 mm2
 Steppings: A2

Sandy Bridge-based Xeons

"Gladden" (32 nm) 

 All models support: MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, AVX, Enhanced Intel SpeedStep Technology (EIST), Intel 64, XD bit (an NX bit implementation), TXT, Intel VT-x, Intel EPT, Intel VT-d, Hyper-threading, AES-NI.
 All models support uni-processor configurations only.
 Die size:216 mm2
 Steppings: D2

Xeon E3-11xx (uniprocessor)

"Sandy Bridge" (32 nm) 

 All models support: MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, AVX, Enhanced Intel SpeedStep Technology (EIST), Intel 64, XD bit (an NX bit implementation), TXT, Intel VT-x, Intel EPT, Intel VT-d, Hyper-threading (except E3-1220 and E3-1225), Turbo Boost, AES-NI, Smart Cache.
 All models support uni-processor configurations only.
 Intel HD Graphics P3000 uses drivers that are optimized and certified for professional applications, similar to Nvidia Quadro and AMD FirePro products.
 Die size: D2: 216 mm2, Q0: 131 mm2
 Steppings: D2, Q0

Xeon E3-12xx (uniprocessor)

"Sandy Bridge-EN" (32 nm) Entry 
 Based on Sandy Bridge-E CPU.
 All models support: MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, AVX, Enhanced Intel SpeedStep Technology (EIST), Intel 64, XD bit (an NX bit implementation), TXT, Intel VT-x, Intel EPT, Intel VT-d, Intel VT-c, Intel x8 SDDC, Hyper-threading (except E5-2403 and E5-2407), Turbo Boost (except E5-1428L, E5-2403 and E5-2407), AES-NI, Smart Cache.

Xeon E5-14xx (uniprocessor)

Xeon E5-24xx (dual-processor)

"Sandy Bridge-EP" (32 nm) Efficient Performance 

 Based on Sandy Bridge microarchitecture.
 All models support: MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, AVX, Enhanced Intel SpeedStep Technology (EIST), Intel 64, XD bit (an NX bit implementation), TXT, Intel VT-x, Intel EPT, Intel VT-d, Intel VT-c, Intel x8 SDDC, Hyper-threading (except E5-1603, E5-1607, E5-2603, E5-2609 and E5-4617), Turbo Boost (except E5-1603, E5-1607, E5-2603, E5-2609, E5-4603 and E5-4607), AES-NI, Smart Cache.

Xeon E5-16xx (uniprocessor)

Xeon E5-26xx (dual-processor)

Xeon E5-46xx (quad-processor)

Ivy Bridge-based Xeons

"Gladden" (22 nm) 
 All models support: MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, AVX, Enhanced Intel SpeedStep Technology (EIST), Intel 64, XD bit (an NX bit implementation), TXT, Intel VT-x, Intel EPT, Intel VT-d, Hyper-threading, AES-NI.
 All models support uni-processor configurations only.
 Die size:160 mm2
 Steppings: E1

Xeon E3-11xx v2 (uniprocessor)

"Ivy Bridge" (22 nm) 
 All models support: MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, AVX, 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 (except E3-1220 v2 and E3-1225 v2), Turbo Boost, AES-NI, Smart Cache, ECC
 Transistors: E1: 1.4 billion
 Die size: E1: 160 mm2
 All models support uni-processor configurations only.
 Intel HD Graphics P4000 uses drivers that are optimized and certified for professional applications, similar to nVidia Quadro and AMD FirePro products.

 Xeon E3-12xx v2 (uniprocessor) 

 "Ivy Bridge-EN" (22 nm) Entry 
 All models support: MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, AVX, F16C, Enhanced Intel SpeedStep Technology (EIST), Intel 64, XD bit (an NX bit implementation), TXT, Intel VT-x, Intel EPT, Intel VT-d, Intel VT-c, Intel x8 SDDC, Hyper-threading (except E5-2403 v2 and E5-2407 v2), Turbo Boost (except E5-2403 v2, E5-2407 v2 and E5-2418L v2), AES-NI, Smart Cache. Support for up to six DIMMs of DDR3 memory per CPU socket.

 Xeon E5-14xx v2 (uniprocessor) 

 Xeon E5-24xx v2 (dual-processor) 

 "Ivy Bridge-EP" (22 nm) Efficient Performance 
 All models support: MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, AVX, F16C, Enhanced Intel SpeedStep Technology (EIST), Intel 64, XD bit (an NX bit implementation), TXT, Intel VT-x, Intel EPT, Intel VT-d, Intel VT-c, Intel x8 SDDC, Hyper-threading (except E5-1607 v2, E5-2603 v2, E5-2609 v2 and E5-4627 v2), Turbo Boost (except E5-1607 v2, E5-2603 v2, E5-2609 v2, E5-2618L v2, E5-4603 v2 and E5-4607 v2), AES-NI, Smart Cache.
 Support for up to 12 DIMMs of DDR3 memory per CPU socket.

 Xeon E5-16xx v2 (uniprocessor) 

 Xeon E5-26xx v2 (dual-processor) 

 Xeon E5-46xx v2 (quad-processor) 

 "Ivy Bridge-EX" (22 nm) Expandable 
 All models support: MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, AVX, F16C, Enhanced Intel SpeedStep Technology (EIST), Intel 64, XD bit (an NX bit implementation), TXT, Intel VT-x, Intel EPT, Intel VT-d, Intel VT-c, Intel x8 SDDC, Hyper-threading (except E7-8857 v2), Turbo Boost (except E7-4809 v2), AES-NI, Smart Cache. Support for up to 24 DIMMs of DDR3 memory per CPU socket.

 Xeon E7-28xx v2 (dual-processor) 

 Xeon E7-48xx v2 (quad-processor) 

 Xeon E7-88xx v2 (octa-processor) 

 Haswell-based Xeons 

 "Haswell-WS" (22 nm) 
 All models support: MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, AVX, AVX2, FMA3, F16C, BMI1 (Bit Manipulation Instructions1), BMI2, Enhanced Intel SpeedStep Technology (EIST), Intel 64, XD bit (an NX bit implementation), TXT, Intel vPro, Intel VT-x, Intel VT-d, Hyper-threading (except E3-1220 v3, E3-1225 v3 and E3-1226 v3), Turbo Boost 2.0, AES-NI, Smart Cache, TSX, ECC, Intel x8 SDDC

Xeon E3-12xx v3 (uniprocessor)

"Haswell-EN" (22 nm) Entry 

 All models support: MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, AVX, F16C, Enhanced Intel SpeedStep Technology (EIST), Intel 64, XD bit (an NX bit implementation), TXT, Intel VT-x, Intel EPT, Intel VT-d, Intel VT-c, Intel x8 SDDC, Hyper-threading, Turbo Boost (except E5-2408 v3 and E5-2418L v3), AES-NI, Smart Cache.
 Support for up to six DIMMs of DDR3 memory per CPU socket.

Xeon E5-14xx v3 (uniprocessor)

Xeon E5-24xx v3 (dual-processor)

"Haswell-EP" (22 nm) Efficient Performance 
 All models support: MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, AVX, AVX2, FMA3, F16C, Enhanced Intel SpeedStep Technology (EIST), Intel 64, XD bit (an NX bit implementation), Intel VT-x, Intel EPT, Intel VT-d, Hyper-threading (except E5-1603 v3, E5-1607 v3, E5-2603 v3, E5-2609 v3, E5-2628 v3, E5-2663 v3, E5-2685 v3 and E5-4627 v3), Turbo Boost 2.0 (except E5-1603 v3, E5-1607 v3, E5-2603 v3, E5-2608L v3, E5-2609 v3 and E5-4610 v3), AES-NI, Smart Cache.
 Transistors: Up to 8 cores: 2.60 billion, Up to 12 cores: 3.84 billion,  Up to 18 cores: 5.69 billion
 Die size: Up to 8 cores: 354 mm2, Up to 12 cores: 492 mm2,  Up to 18 cores: 662 mm2
 Support for up to 12 DIMMs of DDR4 memory per CPU socket (E5-2629 v3, 2649 v3 and 2669 v3 also support DDR3 memory).

Xeon E5-16xx v3 (uniprocessor)

Xeon E5-26xx v3 (dual-processor)

Xeon E5-46xx v3 (quad-processor)

"Haswell-EX" (22 nm) Expandable 
 All models support: MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, AVX, AVX2, FMA3, F16C, Enhanced Intel SpeedStep Technology (EIST), Intel 64, XD bit (an NX bit implementation), Intel VT-x, Intel VT-d, Hyper-threading, Turbo Boost 2.0 (except E7-4809 v3 and 4820 v3), AES-NI, Smart Cache.
 Transistors: Up to 18 cores: 5.69 billion
 Die size: Up to 18 cores: 662 mm2
 Support for up to 24 DIMMs of DDR3 or DDR4 memory per CPU socket.

Xeon E7-48xx v3 (quad-processor)

Xeon E7-88xx v3 (octa-processor)

Broadwell-based Xeons

"Broadwell-DE" (14 nm) 
 All models support: MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, AVX, 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 (except D-1518, D-1529), AES-NI, Smart Cache, ECC memory.
 SoC peripherals include 8× USB (4× 2.0, 4× 3.0), 6× SATA, 2× Integrated 10 GbE LAN, UART, GPIO, and 32 lanes of PCI Express (8× 2.0, 24× 3.0), in ×16, ×8 and ×4 configurations.
 Support for up to four DIMMs of DDR4 or DDR3L memory per CPU socket.

Xeon D-15xx (uniprocessor, SoC)

"Hewitt Lake" (14 nm)

Xeon D-16xx (uniprocessor, SoC)

"Broadwell-H" (14 nm) 
 All models support: MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, AVX, 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, Smart Cache, ECC memory.
 Support for up to four DIMMs of DDR3L memory per CPU socket.

Xeon E3-12xx v4 (uniprocessor)

"Broadwell-EP" (14 nm) 
 All models support: MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, AVX, AVX2, FMA3, F16C, Enhanced Intel SpeedStep Technology (EIST), Intel 64, XD bit (an NX bit implementation), Intel VT-x, Intel VT-d, Hyper-threading (except E5-2603v4, 2609v4 and 4627v4), Turbo Boost 2.0 (except E5-1603v4, 1607v4, 2603v4, 2609v4 and 4610v4), AES-NI, Smart Cache.
 Transistors: Up to 10 cores: 3.20 billion, Up to 15 cores: 4.70 billion,  Up to 24 cores: 7.20 billion
 Die size: Up to 10 cores: 246 mm2, Up to 15 cores: 306 mm2,  Up to 24 cores: 456 mm2
 Support for up to twelve DIMMs of DDR4 memory per CPU socket.

Xeon E5-16xx v4 (uniprocessor)

Xeon E5-26xx v4 (dual-processor)

Xeon E5-46xx v4 (quad-processor)

"Broadwell-EX" (14 nm) 
 All models support: MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, AVX, AVX2, FMA3, F16C, Enhanced Intel SpeedStep Technology (EIST), Intel 64, XD bit (an NX bit implementation), Intel VT-x, Intel VT-d, Hyper-threading, Turbo Boost 2.0, AES-NI, Smart Cache.
 Support for up to 12 DIMMs of DDR4 memory per CPU socket.

Xeon E7-48xx v4 (quad-processor)

Xeon E7-88xx v4 (octa-processor)

Skylake-based Xeons

"Skylake-D" (14 nm) 
 All models support: MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, AVX2, 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, Intel MPX, Smart Cache, ECC memory.
 SoC peripherals include 24× USB (10× 3.0, 14× 2.0), 14× SATA 3.0, 4× Integrated 10 GbE LAN (except D-2191), UART, GPIO, and 32 lanes of PCI Express 3.0 in ×16, ×8 and ×4 configurations.
 Support for up to 8 DIMMs of DDR4 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, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, AVX, AVX2, 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, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, AVX, AVX2, 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.

"Skylake-SP" (14 nm) Scalable Performance

 Support for up to 12 DIMMs of DDR4 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).

Kaby Lake-based Xeons

"Kaby Lake-S" (14 nm) 
 All models support: MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, AVX, AVX2, FMA3, F16C, BMI1 (Bit Manipulation Instructions1), BMI2, MPX, SGX, Enhanced Intel SpeedStep Technology (EIST), Intel 64, XD bit (an NX bit implementation), TXT, Intel vPro, Intel VT-x, Intel VT-d, Hyper-threading (except E3-1220 v6, E3-1225 v6), Turbo Boost 2.0, AES-NI, Smart Cache, TSX-NI, ECC memory

  Xeon E3-12xx v6 (uniprocessor) 

 "Kaby Lake-H" (14 nm) 
 Xeon E3-15xx v6 (uniprocessor) 

Coffee Lake-based Xeons
 "Coffee Lake-S WS" (14 nm) 

 Xeon E-2xxx (uniprocessor) 
 Xeon E-2x1x2x3: x1 represents the generation. x3 represents the number of cores. 
 No suffix letter: without integrated GPU
 -G: with integrated GPU
 -M: BGA mobile processor
 -L: low power
 -E: embedded

 "Coffee Lake-H" (14 nm) 
 Xeon E-2xxxM (uniprocessor) 
Xeon E-2186M & 2286M support Intel Thermal Velocity Boost.

Cascade Lake-based Xeons

 "Cascade Lake-SP" (14 nm) Scalable Performance

 Support for up to 12 DIMMs of DDR4 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
 No suffix letter: up to 1.0TB DDR4 per socket
 -M: Medium DDR memory tier support (up to 2.0TB)
 -L: Large DDR memory  tier support (up to 4.5TB)
 -N: Network & NFV specialized
 -T: High thermal-case and extended reliability
 -Y: Speed select
 -V: VM density value specialized
 -S: Search value specialized
 -U: Uniprocessor

 Xeon Gold (uniprocessor) 

 Xeon Bronze and Silver (dual processor) 

 Xeon Gold (dual processor) 

 Xeon Gold (quad processor) 

 Xeon Platinum (octa processor) 

 "Cascade Lake-AP" (14 nm) Advanced Performance
 Support up to two sockets
 2 dies per socket

 Xeon Platinum (dual processor) 

 "Cascade Lake-W" (14 nm) 

 Xeon W-22xx (uniprocessor) 
 All models support: MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, AVX, AVX2, 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, DL Boost.''
 PCI Express lanes: 48
 Supports up to 8 DIMMs of DDR4 memory, maximum 1 ×TB.

Xeon W-32xx (uniprocessor) 
 PCI Express lanes: 64
 Supports up to 12 DIMMs of DDR4 memory, maximum 1 ×TB.
 -M: Medium DDR memory tier support (up to 2 ×TB)

Ice Lake-based Xeons

"Ice Lake-SP" (10 nm) Scalable Performance

 Support for up to 16 DIMMs of DDR4 memory per CPU socket
 Support up to two sockets
 Support up to 6.0TB DDR4 per socket
 Support Speed Select - Base Frequency
 -N: Network & NFV specialized
 -T: High thermal-case and extended reliability
 -Y/C: Speed Select - Performance Profile
 -V: VM density value specialized
 -S: 512GB SGX enclave
 -U: Uniprocessor
 -Q: Liquid Cooling Optimized

Xeon Platinum (dual processor)

Related pages
 Intel Xeon chipsets
 List of AMD Opteron microprocessors
 AMD's zen-architecture server processors
 List of Intel microprocessors
 Xeon
 Xeon Phi

Sources

Other websites 

 SSPEC/QDF Reference (Intel)
 Intel Xeon Processor Finder
 Intel Processor Numbers
 Intel prices up Woodcrest, Tulsa server chips 
 Intel Xeon 7100 16 MB L3 model launch on Aug 27 
 Intel Quietly Ships New Quad-Core Xeon 
 INTEL Announces New Xeon CPUs
 Intel Core Microarchitecture-Based Processor Line-Up Expands to Communications Solutions
 Dual-Core Xeon Processor LV and ULV Specification Update
 Intel Marks Energy-Efficient Milestone With 50-Watt, High-Performing Quad-Core Server Processors
 Quad-core Intel Xeon processor specifications 
 Intel's Fundamental Advance in Transistor Design Extends Moore's Law, Computing Performance
 Intel Xeon 5000 Sequence processor specifications 
 New Intel Server Processors: Fewer Watts, High Performance
 Intel ARK: Intel Xeon Processor Family
 Intel Xeon Processor E5 v3 Product Family: Processor Specification Update, Intel, November 2014 (see pp. 8–11 for turbo bins)
 Bringing Intel Xeon to notebook PCs, Intel, 7 August 2015

Intel Xeon Microprocessors