Celeron G1101 vs i7-640M

Primary details

Comparing Core i7-640M and Celeron G1101 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	2263	2717
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	no data	0.97
Market segment	Laptop	Desktop processor
Series	Intel Core i7	no data
Power efficiency	3.53	0.89
Architecture codename	Arrandale (2010−2011)	Clarkdale (2010−2011)
Release date	13 September 2010 (14 years ago)	7 January 2010 (14 years ago)
Launch price (MSRP)	$346	$85

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Core i7-640M and Celeron G1101 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	4	2
Base clock speed	2.8 GHz	2.26 GHz
Boost clock speed	3.46 GHz	0.27 GHz
Bus type	DMI 1.0	no data
Bus rate	1 × 2.5 GT/s	no data
Multiplier	21	no data
L1 cache	128 KB	64 KB (per core)
L2 cache	512 KB	256 KB (per core)
L3 cache	4 MB (shared)	2 MB (shared)
Chip lithography	32 nm	32 nm
Die size	81+114 mm2	81 mm2
Maximum core temperature	105 °C	no data
Number of transistors	382 Million	382 million
64 bit support	+	+
Windows 11 compatibility	-	-

Compatibility

Information on Core i7-640M and Celeron G1101 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	BGA1288,PGA988	FCLGA1156
Power consumption (TDP)	35 Watt	73 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-640M and Celeron G1101. 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	+	-
vPro	+	-
Enhanced SpeedStep (EIST)	+	+
Turbo Boost Technology	+	-
Hyper-Threading Technology	+	-
Idle States	+	+
Thermal Monitoring	+	-
Flex Memory Access	+	no data
Demand Based Switching	no data	-
PAE	36 Bit	36 Bit
FDI	+	+
Fast Memory Access	+	no data

Security technologies

Core i7-640M and Celeron G1101 technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	-
EDB	+	+

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-640M and Celeron G1101 are enumerated here.

VT-d	+	-
VT-x	+	+
EPT	+	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-640M and Celeron G1101. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR3
Maximum memory size	8 GB	16.38 GB
Max memory channels	2	2
Maximum memory bandwidth	17.051 GB/s	17 GB/s
ECC memory support	-	+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel® HD Graphics for Previous Generation Intel® Processors	Intel HD
Clear Video	+	-
Clear Video HD	+	no data
Graphics max frequency	766 MHz	no data

Graphics interfaces

Available interfaces and connections of Core i7-640M and Celeron G1101 integrated GPUs.

Number of displays supported

2

2

Peripherals

Specifications and connection of peripherals supported by Core i7-640M and Celeron G1101.

PCIe version	2.0	2.0
PCI Express lanes	16	1

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.

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Combined synthetic benchmark score

This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

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Pros & cons summary

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Performance score	1.31	0.69
Recency	13 September 2010	7 January 2010
Threads	4	2
Power consumption (TDP)	35 Watt	73 Watt

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Should you still have questions on choice between Core i7-640M and Celeron G1101, ask them in Comments section, and we shall answer.

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