i7-2740QM vs Celeron 4305U

Primary details

Comparing Celeron 4305U and Core i7-2740QM processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	2376	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Laptop
Series	Intel Celeron	Intel Core i7
Power efficiency	7.18	no data
Architecture codename	Whiskey Lake-U (2018−2019)	Sandy Bridge (2011−2013)
Release date	16 April 2019 (5 years ago)	4 September 2011 (13 years ago)
Launch price (MSRP)	$107	no data

Detailed specifications

Celeron 4305U and Core i7-2740QM 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	8
Base clock speed	2.2 GHz	no data
Boost clock speed	2.2 GHz	2.3 GHz
Bus type	OPI	DMI 2.0
Bus rate	4 GT/s	4 × 5 GT/s
Multiplier	22	23
L1 cache	128 KB	256 KB
L2 cache	512 KB	1 MB
L3 cache	2 MB (shared)	6 MB
Chip lithography	14 nm	32 nm
Die size	no data	216 mm2
Maximum core temperature	100 °C	no data
Number of transistors	no data	1160 Million
64 bit support	+	+
Windows 11 compatibility	+	-

Compatibility

Information on Celeron 4305U and Core i7-2740QM 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 (Uniprocessor)
Socket	FCBGA1528	Socket G2
Power consumption (TDP)	15 Watt	45 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Celeron 4305U and Core i7-2740QM. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2	no data
AES-NI	+	+
FMA	-	+
AVX	-	+
vPro	no data	+
Enhanced SpeedStep (EIST)	+	+
Speed Shift	+	no data
My WiFi	+	no data
Turbo Boost Technology	-	no data
Hyper-Threading Technology	-	no data
Idle States	+	no data
Thermal Monitoring	+	-
Flex Memory Access	+	no data
Smart Response	+	no data

Security technologies

Celeron 4305U and Core i7-2740QM technologies aimed at improving security, for example, by protecting against hacks.

TXT	-	+
EDB	+	no data
Secure Key	+	no data
Identity Protection	+	-
SGX	Yes with Intel® ME	no data
OS Guard	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Celeron 4305U and Core i7-2740QM are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Celeron 4305U and Core i7-2740QM. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-2133, LPDDR3-1866	DDR3-1600
Maximum memory size	64 GB	32 GB
Max memory channels	2	2
Maximum memory bandwidth	38.397 GB/s	25.598 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel® UHD Graphics for 8th Generation Intel® Processors	Intel HD Graphics 3000
Max video memory	32 GB	no data
Quick Sync Video	+	-
Clear Video	+	no data
Clear Video HD	+	no data
Graphics max frequency	900 MHz	no data

Graphics interfaces

Available interfaces and connections of Celeron 4305U and Core i7-2740QM integrated GPUs.

Number of displays supported	3	no data
eDP	+	no data
DisplayPort	+	-
HDMI	+	-
DVI	+	no data

Graphics image quality

Maximum display resolutions supported by Celeron 4305U and Core i7-2740QM integrated GPUs, including resolutions over different interfaces.

4K resolution support	+	no data
Max resolution over HDMI 1.4	4096x2304@24Hz	no data
Max resolution over eDP	4096x2304@60Hz	no data
Max resolution over DisplayPort	4096x2304@60Hz	no data

Graphics API support

APIs supported by Celeron 4305U and Core i7-2740QM integrated GPUs, sometimes API versions are included.

DirectX	12	no data
OpenGL	4.5	no data

Peripherals

Specifications and connection of peripherals supported by Celeron 4305U and Core i7-2740QM.

PCIe version	3.0	no data
PCI Express lanes	16	no data

Pros & cons summary

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Recency	16 April 2019	4 September 2011
Physical cores	2	4
Threads	2	8
Chip lithography	14 nm	32 nm
Power consumption (TDP)	15 Watt	45 Watt

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