Processor N100 vs Xeon D-1521

Primary details

Comparing Xeon D-1521 and Processor N100 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	1509	1788
Place by popularity	not in top-100	65
Cost-effectiveness evaluation	2.40	no data
Market segment	Server	Laptop
Series	Intel Xeon D	Intel Alder Lake-N
Power efficiency	7.53	37.07
Architecture codename	Broadwell (2015−2019)	Alder Lake-N (2023)
Release date	1 November 2015 (9 years ago)	3 January 2023 (1 year ago)
Launch price (MSRP)	$199	$128

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Xeon D-1521 and Processor N100 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	4 (Quad-Core)	4 (Quad-Core)
Threads	8	4
Base clock speed	2.4 GHz	0.1 GHz
Boost clock speed	2.7 GHz	3.4 GHz
Bus type	DMI 2.0	no data
Multiplier	24	no data
L1 cache	64K (per core)	96 KB (per core)
L2 cache	256K (per core)	2 MB (shared)
L3 cache	1.5 MB (per core)	6 MB (shared)
Chip lithography	14 nm	10 nm
Die size	246.24 mm2	no data
Maximum core temperature	no data	105 °C
Maximum case temperature (TCase)	80 °C	no data
Number of transistors	3,200 million	no data
64 bit support	+	+
Windows 11 compatibility	-	+

Compatibility

Information on Xeon D-1521 and Processor N100 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)	1
Socket	FCBGA1667	Intel BGA 1264
Power consumption (TDP)	45 Watt	6 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon D-1521 and Processor N100. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® AVX2	no data
AES-NI	+	+
FMA	-	+
AVX	+	+
Enhanced SpeedStep (EIST)	+	+
Turbo Boost Technology	2.0	no data
Hyper-Threading Technology	+	no data
TSX	+	-
Idle States	+	no data
Thermal Monitoring	+	-
GPIO	+	no data

Security technologies

Xeon D-1521 and Processor N100 technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	+
EDB	+	no data
Secure Key	+	no data
OS Guard	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon D-1521 and Processor N100 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon D-1521 and Processor N100. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4, DDR3	DDR4, DDR5
Maximum memory size	128 GB	no data
Max memory channels	2	no data
Maximum memory bandwidth	34.124 GB/s	no data
ECC memory support	+	-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

no data

Intel UHD Graphics 24EUs (Alder Lake-N)

Peripherals

Specifications and connection of peripherals supported by Xeon D-1521 and Processor N100.

PCIe version	2.0/3.0	3.0
PCI Express lanes	24	9
USB revision	2.0/3.0	no data
Total number of SATA ports	6	no data
Number of USB ports	8	no data
Integrated LAN	+	no data
UART	+	no data

Pros & cons summary

---

Performance score	3.58	2.35
Recency	1 November 2015	3 January 2023
Threads	8	4
Chip lithography	14 nm	10 nm
Power consumption (TDP)	45 Watt	6 Watt

---

Should you still have questions on choice between Xeon D-1521 and Processor N100, 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.

---