M3-8100Y vs Pentium G840

Primary details

Comparing Pentium G840 and M3-8100Y processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	2604	not rated
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	4.61	no data
Market segment	Desktop processor	Laptop
Series	no data	Intel Core M3
Power efficiency	1.16	no data
Architecture codename	Sandy Bridge (2011−2013)	Amber Lake (2018−2019)
Release date	22 May 2011 (13 years ago)	28 August 2018 (6 years ago)
Launch price (MSRP)	$60	$281

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Pentium G840 and M3-8100Y 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)	2 (Dual-core)
Threads	2	4
Base clock speed	2.8 GHz	no data
Boost clock speed	2.8 GHz	1.1 GHz
Bus type	no data	OPI
Bus rate	no data	4 GT/s
Multiplier	no data	16
L1 cache	64 KB (per core)	128 KB
L2 cache	256 KB (per core)	512 KB
L3 cache	3 MB (shared)	4 MB
Chip lithography	32 nm	14 nm
Die size	131 mm2	no data
Maximum core temperature	69 °C	no data
Number of transistors	504 million	no data
64 bit support	+	+
Windows 11 compatibility	-	-

Compatibility

Information on Pentium G840 and M3-8100Y 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 (Uniprocessor)
Socket	FCLGA1155	no data
Power consumption (TDP)	65 Watt	5 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Pentium G840 and M3-8100Y. 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	+	+
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 G840 and M3-8100Y technologies aimed at improving security, for example, by protecting against hacks.

TXT	-	no data
EDB	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Pentium G840 and M3-8100Y are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Pentium G840 and M3-8100Y. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR3L-1600
Maximum memory size	32 GB	16 GB
Max memory channels	2	2
Maximum memory bandwidth	21 GB/s	29.861 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel® HD Graphics for 2nd Generation Intel® Processors	Intel UHD Graphics 615
Graphics max frequency	1.1 GHz	no data

Graphics interfaces

Available interfaces and connections of Pentium G840 and M3-8100Y integrated GPUs.

Number of displays supported

2

no data

Peripherals

Specifications and connection of peripherals supported by Pentium G840 and M3-8100Y.

PCIe version	2.0	3.0
PCI Express lanes	no data	10

Pros & cons summary

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Recency	22 May 2011	28 August 2018
Threads	2	4
Chip lithography	32 nm	14 nm
Power consumption (TDP)	65 Watt	5 Watt

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