Xeon w7-2555X vs Atom N450

Primary details

Comparing Atom N450 and Xeon w7-2555X processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	3346	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Server
Series	Intel Atom	no data
Power efficiency	2.04	no data
Architecture codename	Pinetrail (2009−2011)	Sapphire Rapids (2023−2024)
Release date	21 December 2009 (14 years ago)	24 August 2024 (less than a year ago)
Launch price (MSRP)	$64	$1,069

Detailed specifications

Atom N450 and Xeon w7-2555X 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)	14 (Tetradeca-Core)
Threads	2	28
Base clock speed	1.66 GHz	3.3 GHz
Boost clock speed	1.67 GHz	4.8 GHz
Bus rate	533 MHz	no data
L1 cache	56 KB (per core)	80 KB (per core)
L2 cache	512 KB (per core)	2 MB (per core)
L3 cache	0 KB	33.75 MB
Chip lithography	45 nm	10 nm
Die size	66 mm2	no data
Maximum core temperature	100 °C	no data
Maximum case temperature (TCase)	no data	75 °C
Number of transistors	123 million	no data
64 bit support	+	+
Windows 11 compatibility	-	no data
Unlocked multiplier	-	+

Compatibility

Information on Atom N450 and Xeon w7-2555X 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	FCBGA559	4677
Power consumption (TDP)	5.5 Watt	210 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Atom N450 and Xeon w7-2555X. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE2, Intel® SSE3, Intel® SSSE3	no data
AES-NI	-	+
AVX	-	+
vPro	no data	+
Enhanced SpeedStep (EIST)	+	+
Turbo Boost Technology	-	no data
Hyper-Threading Technology	+	no data
TSX	-	+
Thermal Monitoring	+	-
Demand Based Switching	-	no data

Security technologies

Atom N450 and Xeon w7-2555X technologies aimed at improving security, for example, by protecting against hacks.

TXT	-	+
EDB	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Atom N450 and Xeon w7-2555X are enumerated here.

VT-d	-	+
VT-x	-	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Atom N450 and Xeon w7-2555X. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR2	DDR5
Maximum memory size	2 GB	no data
Max memory channels	1	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

On certain motherboards (Chipset feature)

N/A

Peripherals

Specifications and connection of peripherals supported by Atom N450 and Xeon w7-2555X.

PCIe version	no data	5.0
PCI Express lanes	no data	64

Pros & cons summary

---

Recency	21 December 2009	24 August 2024
Physical cores	1	14
Threads	2	28
Chip lithography	45 nm	10 nm
Power consumption (TDP)	5 Watt	210 Watt

---

Should you still have questions on choice between Atom N450 and Xeon w7-2555X, 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.

---