Processor N100 vs Core 2 Duo E4400

Place in the ranking	2941	1773
Place by popularity	not in top-100	not in top-100
Market segment	Desktop processor	Laptop
Series	no data	Intel Alder Lake-N
Power efficiency	0.65	38.13
Architecture codename	Allendale (2006−2009)	Alder Lake-N (2023)
Release date	July 2007 (17 years ago)	3 January 2023 (1 year ago)
Launch price (MSRP)	no data	$128

Detailed specifications

Core 2 Duo E4400 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	2 (Dual-core)	4 (Quad-Core)
Threads	2	4
Base clock speed	2 GHz	0.1 GHz
Boost clock speed	2 GHz	3.4 GHz
Bus rate	800 MHz	no data
L1 cache	64 KB	96 KB (per core)
L2 cache	2 MB	2 MB (shared)
L3 cache	0 KB	6 MB (shared)
Chip lithography	65 nm	10 nm
Die size	111 mm²	no data
Maximum core temperature	L2=61 °C, M0=73 °C	105 °C
Number of transistors	167 million	no data
64 bit support	+	+
Windows 11 compatibility	-	+
VID voltage range	0.85V-1.5V	no data

Compatibility

Information on Core 2 Duo E4400 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	1
Socket	LGA775	Intel BGA 1264
Power consumption (TDP)	65 Watt	6 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core 2 Duo E4400 and Processor N100. You'll probably need this information if you require some particular technology.

AES-NI	-	+
FMA	-	+
AVX	-	+
Enhanced SpeedStep (EIST)	+	+
Turbo Boost Technology	-	no data
Hyper-Threading Technology	-	no data
Idle States	+	no data
Thermal Monitoring	+	-
Demand Based Switching	-	no data
FSB parity	-	no data

Security technologies

Core 2 Duo E4400 and Processor N100 technologies aimed at improving security, for example, by protecting against hacks.

TXT	-	+
EDB	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Core 2 Duo E4400 and Processor N100 are enumerated here.

VT-d	no data	+
VT-x	-	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core 2 Duo E4400 and Processor N100. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types

DDR1, DDR2, DDR3

DDR4, DDR5

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

no data

Intel UHD Graphics 24EUs (Alder Lake-N) ( - 750 MHz)

Peripherals

Specifications and connection of peripherals supported by Core 2 Duo E4400 and Processor N100.

PCIe version	no data	3.0
PCI Express lanes	no data	9

Gaming performance

Pros & cons summary

Performance score	0.45	2.43
Physical cores	2	4
Threads	2	4
Chip lithography	65 nm	10 nm
Power consumption (TDP)	65 Watt	6 Watt

Processor N100 has a 440% higher aggregate performance score, 100% more physical cores and 100% more threads, a 550% more advanced lithography process, and 983.3% lower power consumption.

The Processor N100 is our recommended choice as it beats the Core 2 Duo E4400 in performance tests.

Note that Core 2 Duo E4400 is a desktop processor while Processor N100 is a notebook one.

Should you still have questions on choice between Core 2 Duo E4400 and Processor N100, ask them in Comments section, and we shall answer.