Processor N100 vs Pentium G645

Primary details

Comparing Pentium G645 and Processor N100 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	2533	1788
Place by popularity	not in top-100	65
Cost-effectiveness evaluation	0.06	no data
Market segment	Desktop processor	Laptop
Series	no data	Intel Alder Lake-N
Power efficiency	1.31	37.07
Architecture codename	Sandy Bridge (2011−2013)	Alder Lake-N (2023)
Release date	2 September 2012 (12 years ago)	3 January 2023 (1 year ago)
Launch price (MSRP)	$80	$128

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Pentium G645 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	2.9 GHz	0.1 GHz
Boost clock speed	2.9 GHz	3.4 GHz
Bus rate	5 GT/s	no data
L1 cache	64 KB (per core)	96 KB (per core)
L2 cache	256 KB (per core)	2 MB (shared)
L3 cache	3 MB (shared)	6 MB (shared)
Chip lithography	32 nm	10 nm
Die size	131 mm2	no data
Maximum core temperature	69 °C	105 °C
Number of transistors	504 million	no data
64 bit support	+	+
Windows 11 compatibility	-	+

Compatibility

Information on Pentium G645 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	FCLGA1155	Intel BGA 1264
Power consumption (TDP)	65 Watt	6 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Pentium G645 and Processor N100. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2	no data
AES-NI	+	+
FMA	-	+
AVX	+	+
Enhanced SpeedStep (EIST)	+	+
Turbo Boost Technology	-	no data
Hyper-Threading Technology	-	no data
Idle States	+	no data
Thermal Monitoring	+	-
Flex Memory Access	+	no data
FDI	+	no data
Fast Memory Access	+	no data

Security technologies

Pentium G645 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 Pentium G645 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 Pentium G645 and Processor N100. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR4, DDR5
Maximum memory size	32 GB	no data
Max memory channels	2	no data
Maximum memory bandwidth	17 GB/s	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel® HD Graphics for 2nd Generation Intel® Processors	Intel UHD Graphics 24EUs (Alder Lake-N)
Graphics max frequency	1.1 GHz	no data

Graphics interfaces

Available interfaces and connections of Pentium G645 and Processor N100 integrated GPUs.

Number of displays supported

2

no data

Peripherals

Specifications and connection of peripherals supported by Pentium G645 and Processor N100.

PCIe version	2.0	3.0
PCI Express lanes	no data	9

Pros & cons summary

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Performance score	0.90	2.35
Recency	2 September 2012	3 January 2023
Physical cores	2	4
Threads	2	4
Chip lithography	32 nm	10 nm
Power consumption (TDP)	65 Watt	6 Watt

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