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Xeon E7-8894 v4
General Info
Designer	Intel
Manufacturer	Intel
Model Number	E7-8894 v4
Market	Server
Introduction	Q1 2017 (announced) Q1 2017 (launched)
Release Price	$8898
Shop	Amazon
General Specs
Family	Xeon E7
Series	E7-8000
Locked	Yes
Frequency	2,400 MHz
Bus type	QPI
Bus speed	3,200 MHz
Bus rate	3 × 9.6 GT/s
CPUID	406F1
Microarchitecture
ISA	x86-64 (x86)
Microarchitecture	Broadwell
Core Name	Broadwell EX
Core Family	6
Core Model	4F
Process	14 nm
Technology	CMOS
Word Size	64 bit
Cores	24
Threads	48
Max Memory	3.07 TiB
Multiprocessing
Max SMP	8-Way (Multiprocessor)
Electrical
TDP	165 W
Tcase	0 °C – 79 °C
Tstorage	-25 °C – 125 °C

The Xeon E7-8894 v4 is a 64-bit tetracosa-core x86 microprocessor introduced by Intel in 2017. This server MPU is designed for 8S environments. Operating at 2.4 GHz with a turbo boost frequency of 3.6 GHz for a single active core, this MPU has a TDP of 165 W and is manufactured on a 14 nm process (based on Broadwell).

Cache

Main article: Broadwell § Cache

Cache Info [Edit Values]
L1I$	768 KiB 786,432 B 0.75 MiB	24x32 KiB 8-way set associative (per core, write-back)
L1D$	768 KiB 786,432 B 0.75 MiB	24x32 KiB 8-way set associative (per core, write-back)
L2$	6 MiB 6,144 KiB 6,291,456 B 0.00586 GiB	24x256 KiB 8-way set associative (per core, write-back)
L3$	60 MiB 61,440 KiB 62,914,560 B 0.0586 GiB	24x2.5 MiB (shared, per core, write-back)

Graphics

This microprocessor has no integrated graphics processing unit.

Memory controller

Integrated Memory Controller
Controllers	1
Channels	4
ECC Support	Yes
Max bandwidth	85 GiB/s
Bandwidth (single)	21.25 GiB/s
Bandwidth (dual)	42.5 GiB/s
Max memory	3.07 TiB
Physical Address Extensions	46 bit

Expansions

[Edit/Modify Expansions Info]

	Expansion Options
	PCIe Revision 3.0 Max Lanes 32 Configs x4, x16

Features

[Edit/Modify Supported Features]

Supported x86 Extensions & Processor Features

MMX MMX Extension SSE Streaming SIMD Extensions SSE2 Streaming SIMD Extensions 2 SSE3 Streaming SIMD Extensions 3 SSSE3 Supplemental SSE3 AVX Advanced Vector Extensions AVX2 Advanced Vector Extensions 2 BMI1 Bit Manipulation Instruction Set 1 BMI2 Bit Manipulation Instruction Set 2 FMA3 3-Operand Fused-Multiply-Add AES AES Encryption Instructions F16C 16-bit Floating Point Conversion NX No-eXecute HT Hyper-Threading EIST Enhanced SpeedStep Technology TXT Trusted Execution Technology (SMX) EPT Extended Page Tables (SLAT) TSX Transactional Synchronization Extensions