Xeon D-1844NT vs Atom Z650

Primary details

Comparing Atom Z650 and Xeon D-1844NT processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	not rated	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Server
Series	Intel Atom	no data
Architecture codename	Lincroft (2010−2011)	no data
Release date	11 April 2011 (13 years ago)	1 October 2023 (1 year ago)

Detailed specifications

Atom Z650 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	1 (Single-Core)	10 (Deca-Core)
Threads	2	20
Base clock speed	1.2 GHz	2 GHz
Boost clock speed	1.2 GHz	3.1 GHz
Bus type	cDMI	no data
Bus rate	400 MT/s	no data
Multiplier	8	no data
L1 cache	56 KB	no data
L2 cache	512 KB (per core)	no data
L3 cache	0 KB	15360 KB
Chip lithography	45 nm	no data
Die size	65 mm2	no data
Maximum core temperature	90 °C	no data
Number of transistors	140 million	no data
64 bit support	-	+
Windows 11 compatibility	-	no data

Compatibility

Information on Atom Z650 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	1 (Uniprocessor)	no data
Socket	T-PBGA518	FCBGA2227
Power consumption (TDP)	3 Watt	55 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Atom Z650 and Xeon D-1844NT. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE, Intel® SSE2, Intel® SSE3	Intel® AVX-512
AES-NI	-	+
Enhanced SpeedStep (EIST)	+	+
QuickAssist	no data	+
Turbo Boost Technology	no data	2.0
Hyper-Threading Technology	+	+
Idle States	+	no data
Thermal Monitoring	+	+
Deep Learning Boost	-	+

Security technologies

Atom Z650 and Xeon D-1844NT technologies aimed at improving security, for example, by protecting against hacks.

TXT	no data	-
EDB	+	+
SGX	no data	Yes with Intel® SPS

Virtualization technologies

Virtual machine speed-up technologies supported by Atom Z650 and Xeon D-1844NT are enumerated here.

VT-d	-	+
VT-x	-	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Atom Z650 and Xeon D-1844NT. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR2	DDR4
Maximum memory size	2.93 GB	256 GB
Max memory channels	1	2
Maximum memory bandwidth	3.2 GB/s	no data
ECC memory support	-	+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

PowerVR SGX535

no data

Graphics interfaces

Available interfaces and connections of Atom Z650 and Xeon D-1844NT integrated GPUs.

LVDS

+

no data

Peripherals

Specifications and connection of peripherals supported by Atom Z650 and Xeon D-1844NT.

PCIe version	no data	4.0
PCI Express lanes	no data	16
PCI support	-	no data
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

---

Recency	11 April 2011	1 October 2023
Physical cores	1	10
Threads	2	20
Power consumption (TDP)	3 Watt	55 Watt

---

Should you still have questions on choice between Atom Z650 and Xeon D-1844NT, ask them in Comments section, and we shall answer.

Vote for your favorite

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

---