Xeon D-2899NT vs Atom C3950

Primary details

Comparing Atom C3950 and Xeon D-2899NT processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	not rated	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Server	Server
Series	Intel Atom	no data
Architecture codename	Goldmont (2016−2017)	no data
Release date	15 August 2017 (6 years ago)	1 October 2023 (less than a year ago)
Launch price (MSRP)	$389	no data

Detailed specifications

Atom C3950 and Xeon D-2899NT 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	16 (Hexadeca-Core)	22 (Docosa-Core)
Threads	16	44
Base clock speed	1.7 GHz	2.2 GHz
Boost clock speed	2.2 GHz	3.1 GHz
L1 cache	896 KB	no data
L2 cache	16 MB	no data
L3 cache	16 MB	30 MB
Chip lithography	14 nm	no data
Maximum core temperature	78 °C	no data
64 bit support	+	+
Windows 11 compatibility	-	no data
Unlocked multiplier	No	No

Compatibility

Information on Atom C3950 and Xeon D-2899NT 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	no data
Socket	FCBGA1310	FCBGA2579
Power consumption (TDP)	24 Watt	135 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Atom C3950 and Xeon D-2899NT. You'll probably need this information if you require some particular technology.

Instruction set extensions	no data	Intel® AVX-512
AES-NI	+	+
Enhanced SpeedStep (EIST)	+	+
QuickAssist	-	+
Turbo Boost Technology	2.0	2.0
Hyper-Threading Technology	-	+
Thermal Monitoring	no data	+
Status	Launched	Launched

Security technologies

Atom C3950 and Xeon D-2899NT technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Atom C3950 and Xeon D-2899NT are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Atom C3950 and Xeon D-2899NT. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4: 2400	DDR4
Maximum memory size	256 GB	1 TB
Max memory channels	2	4
Maximum memory bandwidth	38.397 GB/s	no data
ECC memory support	+	+

Peripherals

Specifications and connection of peripherals supported by Atom C3950 and Xeon D-2899NT.

PCIe version	3	4.0
PCI Express lanes	16	32
USB revision	3	3.0
Total number of SATA ports	16	no data
Max number of SATA 6 Gb/s Ports	16	24
Number of USB ports	8	4
Integrated LAN	2x10/2.5/1 GBE + 2x1 GBE	+

Pros & cons summary

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Recency	15 August 2017	1 October 2023
Physical cores	16	22
Threads	16	44
Power consumption (TDP)	24 Watt	135 Watt

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Should you still have questions on choice between Atom C3950 and Xeon D-2899NT, ask them in Comments section, and we shall answer.

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