Core i7-980X Extreme Edition vs Core 2 Duo E6400

Primary details

Comparing Core 2 Duo E6400 and Core i7-980X Extreme Edition processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	not rated	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Desktop processor	Desktop processor
Series	no data	Intel Core i7EE
Architecture codename	Conroe (2006−2007)	Westmere (2010−2011)
Release date	July 2006 (18 years ago)	no data
Current price	$52	$119

Detailed specifications

Core 2 Duo E6400 and Core i7-980X Extreme Edition 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)	6 (Hexa-Core)
Threads	2	12
Base clock speed	2.13 GHz	no data
Boost clock speed	2.13 GHz	3.33 GHz
Bus support	no data	6.4 GT/s
L1 cache	64 KB	no data
L2 cache	2 MB	1.5 MB
L3 cache	0 KB	12 MB
Chip lithography	65 nm	32 nm
Die size	143 mm2	239 mm2
Maximum core temperature	61 °C	no data
Number of transistors	291 million	no data
64 bit support	+	+
Windows 11 compatibility	-	-
Unlocked multiplier	No	No
VID voltage range	0.85V-1.5V	no data

Compatibility

Information on Core 2 Duo E6400 and Core i7-980X Extreme Edition 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	LGA775,PLGA775	no data
Power consumption (TDP)	65 Watt	130 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core 2 Duo E6400 and Core i7-980X Extreme Edition. You'll probably need this information if you require some particular technology.

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

Security technologies

Core 2 Duo E6400 and Core i7-980X Extreme Edition 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 2 Duo E6400 and Core i7-980X Extreme Edition are enumerated here.

VT-x

+

no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core 2 Duo E6400 and Core i7-980X Extreme Edition. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR1, DDR2, DDR3	no data
Maximum memory size	no data	24 GB

Pros & cons summary

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Physical cores	2	6
Threads	2	12
Chip lithography	65 nm	32 nm
Power consumption (TDP)	65 Watt	130 Watt

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Should you still have questions on choice between Core 2 Duo E6400 and Core i7-980X Extreme Edition, ask them in Comments section, and we shall answer.

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