Xeon w5-2445 vs D-2191

Primary details

Comparing Xeon D-2191 and Xeon w5-2445 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	not rated	242
Place by popularity	not in top-100	not in top-100
Market segment	Server	Server
Series	Intel Xeon D	no data
Architecture codename	Skylake (server) (2017−2019)	Sapphire Rapids
Release date	7 February 2018 (6 years ago)	1 January 2023 (1 year ago)
Launch price (MSRP)	$2,406	no data
Current price	$146 (0.1x MSRP)	no data

Detailed specifications

Xeon D-2191 and Xeon w5-2445 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	18 (Octadeca-Core)	10 (Deca-Core)
Threads	36	20
Base clock speed	1.6 GHz	3.1 GHz
Boost clock speed	3 GHz	4.6 GHz
Bus support	4 × 8 GT/s	no data
L1 cache	1.125 MB	80K (per core)
L2 cache	18 MB	2 MB (per core)
L3 cache	24.75 MB	26.25 MB
Chip lithography	14 nm	Intel 7 nm
Maximum core temperature	no data	72 °C
Maximum case temperature (TCase)	no data	72 °C
64 bit support	+	+
Windows 11 compatibility	-	+
Unlocked multiplier	No	No

Compatibility

Information on Xeon D-2191 and Xeon w5-2445 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	1	1
Socket	FCBGA2518	FCLGA4677
Power consumption (TDP)	86 Watt	175 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon D-2191 and Xeon w5-2445. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® AVX2	Intel® SSE4.1, Intel® AMX, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512
AES-NI	+	+
AVX	+	+
vPro	+	+
Enhanced SpeedStep (EIST)	+	+
QuickAssist	-	no data
Speed Shift	no data	+
Turbo Boost Technology	2.0	2.0
Hyper-Threading Technology	+	+
TSX	+	+
Idle States	+	no data
Thermal Monitoring	+	no data
Turbo Boost Max 3.0	-	+
Status	Launched	Launched

Security technologies

Xeon D-2191 and Xeon w5-2445 technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	+
EDB	+	+
Secure Key	+	no data
MPX	+	no data
SGX	-	-
OS Guard	+	+

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon D-2191 and Xeon w5-2445 are enumerated here.

VT-d	+	+
VT-x	+	+
EPT	+	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon D-2191 and Xeon w5-2445. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4	DDR5-4800
Maximum memory size	512 GB	2 TB
Max memory channels	4	4
Maximum memory bandwidth	76.805 GB/s	no data
ECC memory support	+	+

Peripherals

Specifications and connection of peripherals supported by Xeon D-2191 and Xeon w5-2445.

PCIe version	3.0	5.0
PCI Express lanes	32	64

Pros & cons summary

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Recency	7 February 2018	1 January 2023
Physical cores	18	10
Threads	36	20
Power consumption (TDP)	86 Watt	175 Watt

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Should you still have questions on choice between Xeon D-2191 and Xeon w5-2445, ask them in Comments section, and we shall answer.

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