i3-4100E vs i7-875K

Primary details

Comparing Core i7-875K and Core i3-4100E processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	1943	2362
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	0.07	no data
Market segment	Desktop processor	Laptop
Series	no data	Intel Core i3
Power efficiency	1.94	2.97
Architecture codename	Lynnfield (2009−2010)	Haswell (2013−2015)
Release date	30 May 2010 (14 years ago)	4 September 2013 (11 years ago)
Launch price (MSRP)	$486	$225

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Core i7-875K and Core i3-4100E 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	4 (Quad-Core)	2 (Dual-core)
Threads	8	4
Base clock speed	2.93 GHz	2.4 GHz
Boost clock speed	3.6 GHz	2.4 GHz
Bus rate	2.5 GT/s	no data
L1 cache	64 KB (per core)	64K (per core)
L2 cache	256 KB (per core)	256K (per core)
L3 cache	8 MB (shared)	3 MB (shared)
Chip lithography	45 nm	22 nm
Die size	296 mm2	118 mm2
Maximum core temperature	73 °C	100 °C
Number of transistors	774 million	1,400 million
64 bit support	+	+
Windows 11 compatibility	-	-
Unlocked multiplier	+	-

Compatibility

Information on Core i7-875K and Core i3-4100E 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	FCLGA1156,LGA1156	Intel BGA1364
Power consumption (TDP)	95 Watt	37 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-875K and Core i3-4100E. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.2	no data
AVX	-	+
Enhanced SpeedStep (EIST)	+	+
Turbo Boost Technology	1.0	no data
Hyper-Threading Technology	+	+
Idle States	+	no data
Demand Based Switching	-	no data
PAE	36 Bit	no data

Security technologies

Core i7-875K and Core i3-4100E 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 Core i7-875K and Core i3-4100E are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-875K and Core i3-4100E. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR3
Maximum memory size	16 GB	no data
Max memory channels	2	no data
Maximum memory bandwidth	21 GB/s	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

no data

Intel HD Graphics 4600

Peripherals

Specifications and connection of peripherals supported by Core i7-875K and Core i3-4100E.

PCIe version	2.0	no data
PCI Express lanes	16	no data

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	1.95	1.16
Recency	30 May 2010	4 September 2013
Physical cores	4	2
Threads	8	4
Chip lithography	45 nm	22 nm
Power consumption (TDP)	95 Watt	37 Watt

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Should you still have questions on choice between Core i7-875K and Core i3-4100E, ask them in Comments section, and we shall answer.

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