Xeon 6511P vs D-2166NT

Primary details

Comparing processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	969	183
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	1.50	no data
Market segment	Server	Server
Series	Intel Xeon D	no data
Power efficiency	4.27	8.22
Designer	Intel	Intel
Architecture codename	Skylake (server) (2017−2018)	no data
Release date	7 February 2018 (7 years ago)	1 January 2025 (less than a year ago)
Launch price (MSRP)	$1,005	no data

Cost-effectiveness evaluation

Performance per price, higher is better.

Performance to price scatter graph

Detailed specifications

Xeon D-2166NT and Xeon 6511P 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	12 (Dodeca-Core)	16 (Hexadeca-Core)
Threads	24	32
Base clock speed	2 GHz	2.3 GHz
Boost clock speed	3 GHz	4.2 GHz
Bus type	DMI 3.0	no data
Bus rate	4 × 8 GT/s	no data
Multiplier	20	no data
L1 cache	768 KB	no data
L2 cache	12 MB	no data
L3 cache	16.5 MB	72 MB
Chip lithography	14 nm	Intel 3 nm
Maximum core temperature	no data	83 °C
64 bit support	+	-
Windows 11 compatibility	-	no data

Compatibility

Information on Xeon D-2166NT and Xeon 6511P 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 (Uniprocessor)	no data
Socket	FCBGA2518	FCLGA4710
Power consumption (TDP)	85 Watt	150 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon D-2166NT and Xeon 6511P. You'll probably need this information if you require some particular technology.

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

Security technologies

Xeon D-2166NT and Xeon 6511P technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	+
EDB	+	+
MPX	+	-
SGX	-	+
OS Guard	+	+

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon D-2166NT and Xeon 6511P are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon D-2166NT and Xeon 6511P. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4	DDR5(6400MT/s)
Maximum memory size	512 GB	4 TB
Max memory channels	4	8
Maximum memory bandwidth	85.33 GB/s	no data
ECC memory support	+	+

Peripherals

Specifications and connection of peripherals supported by Xeon D-2166NT and Xeon 6511P.

PCIe version	3.0	5.0
PCI Express lanes	32	136

Synthetic benchmarks

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.

---

Combined synthetic benchmark score

This is our combined benchmark performance rating.

---

Pros & cons summary

---

Performance score	8.59	29.18
Recency	7 February 2018	1 January 2025
Physical cores	12	16
Threads	24	32
Power consumption (TDP)	85 Watt	150 Watt

Vote for your favorite

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite CPU.

---