Xeon D-1844NT vs E7-8891 v3

Primary details

Comparing Xeon E7-8891 v3 and Xeon D-1844NT processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	543	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Server	Server
Power efficiency	7.81	no data
Architecture codename	Haswell-EX (2015)	no data
Release date	1 June 2015 (9 years ago)	1 October 2023 (1 year ago)

Detailed specifications

Xeon E7-8891 v3 and Xeon D-1844NT basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.

Physical cores	10 (Deca-Core)	10 (Deca-Core)
Threads	20	20
Base clock speed	2.8 GHz	2 GHz
Boost clock speed	3.5 GHz	3.1 GHz
Bus rate	9.6 GT/s	no data
L1 cache	64K (per core)	no data
L2 cache	256K (per core)	no data
L3 cache	45 MB (shared)	15360 KB
Chip lithography	22 nm	no data
Die size	160 mm2	no data
Maximum case temperature (TCase)	79 °C	no data
Number of transistors	1,400 million	no data
64 bit support	+	+
Windows 11 compatibility	-	no data

Compatibility

Information on Xeon E7-8891 v3 and Xeon D-1844NT compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.

Number of CPUs in a configuration	8	no data
Socket	FCLGA2011	FCBGA2227
Power consumption (TDP)	165 Watt	55 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E7-8891 v3 and Xeon D-1844NT. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® AVX2	Intel® AVX-512
AES-NI	+	+
AVX	+	-
vPro	+	no data
Enhanced SpeedStep (EIST)	+	+
QuickAssist	no data	+
Turbo Boost Technology	2.0	2.0
Hyper-Threading Technology	+	+
TSX	+	-
Idle States	+	no data
Thermal Monitoring	+	+
PAE	46 Bit	no data
Deep Learning Boost	-	+

Security technologies

Xeon E7-8891 v3 and Xeon D-1844NT technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	-
EDB	+	+
Secure Key	+	no data
SGX	no data	Yes with Intel® SPS
OS Guard	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon E7-8891 v3 and Xeon D-1844NT are enumerated here.

VT-d	+	+
VT-x	+	+
EPT	+	no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon E7-8891 v3 and Xeon D-1844NT. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-1333/1600/1866, DDR3-1066/1333/1600	DDR4
Maximum memory size	1.5 TB	256 GB
Max memory channels	4	2
Maximum memory bandwidth	85 GB/s	no data
ECC memory support	+	+

Peripherals

Specifications and connection of peripherals supported by Xeon E7-8891 v3 and Xeon D-1844NT.

PCIe version	3.0	4.0
PCI Express lanes	32	16
USB revision	no data	3.0
Max number of SATA 6 Gb/s Ports	no data	24
Number of USB ports	no data	4
Integrated LAN	no data	+

Pros & cons summary

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Recency	1 June 2015	1 October 2023
Power consumption (TDP)	165 Watt	55 Watt

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