Pentium E5400 vs Core 2 Duo E4600

Primary details

Comparing Core 2 Duo E4600 and Pentium E5400 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	2898	2794
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	no data	8.46
Market segment	Desktop processor	Desktop processor
Power efficiency	0.71	0.90
Architecture codename	Allendale (2006−2009)	Wolfdale (2008−2010)
Release date	October 2007 (17 years ago)	18 January 2009 (15 years ago)
Launch price (MSRP)	no data	$55

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Core 2 Duo E4600 and Pentium E5400 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	2
Base clock speed	2.4 GHz	2.7 GHz
Boost clock speed	2.4 GHz	2.7 GHz
Bus rate	800 MHz	no data
L1 cache	64 KB	64 KB (per core)
L2 cache	2 MB	2 MB (shared)
L3 cache	0 KB	0 KB
Chip lithography	65 nm	45 nm
Die size	111 mm2	82 mm2
Maximum core temperature	73 °C	74 °C
Number of transistors	167 million	228 million
64 bit support	+	+
Windows 11 compatibility	-	-
VID voltage range	0.85V-1.5V	0.85V-1.3625V

Compatibility

Information on Core 2 Duo E4600 and Pentium E5400 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	LGA775	LGA775
Power consumption (TDP)	65 Watt	65 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core 2 Duo E4600 and Pentium E5400. You'll probably need this information if you require some particular technology.

Enhanced SpeedStep (EIST)	+	+
Turbo Boost Technology	-	-
Hyper-Threading Technology	-	-
Idle States	+	+
Thermal Monitoring	+	+
Demand Based Switching	-	-
FSB parity	-	no data

Security technologies

Core 2 Duo E4600 and Pentium E5400 technologies aimed at improving security, for example, by protecting against hacks.

TXT	-	-
EDB	+	+

Virtualization technologies

Virtual machine speed-up technologies supported by Core 2 Duo E4600 and Pentium E5400 are enumerated here.

VT-d	no data	-
VT-x	-	no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core 2 Duo E4600 and Pentium E5400. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types

DDR1, DDR2, DDR3

DDR1, DDR2, DDR3

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

no data

On certain motherboards (Chipset feature)

Peripherals

Specifications and connection of peripherals supported by Core 2 Duo E4600 and Pentium E5400.

PCIe version

no data

2.0

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	0.49	0.62
Chip lithography	65 nm	45 nm

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Should you still have questions on choice between Core 2 Duo E4600 and Pentium E5400, ask them in Comments section, and we shall answer.

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