Core 2 Extreme X7800 vs Core 2 Duo T5800

Primary details

Comparing Core 2 Duo T5800 and Core 2 Extreme X7800 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	not rated	2688
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Laptop
Series	Intel Core 2 Duo	Intel Core 2 Extreme
Power efficiency	no data	1.54
Architecture codename	Merom (2006−2008)	Merom XE (2007)
Release date	1 October 2008 (16 years ago)	17 July 2007 (17 years ago)
Launch price (MSRP)	no data	$851

Detailed specifications

Core 2 Duo T5800 and Core 2 Extreme X7800 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 GHz	2.6 GHz
Boost clock speed	2 GHz	2.6 GHz
Bus rate	800 MHz	800 MHz
L1 cache	no data	128 KB
L2 cache	2 MB	4 MB
L3 cache	2 MB L2 Cache	4 MB L2 Cache
Chip lithography	65 nm	65 nm
Die size	143 mm2	143 mm2
Maximum core temperature	85 °C	100 °C
Number of transistors	291 Million	291 Million
64 bit support	+	+
Windows 11 compatibility	-	-
VID voltage range	1.075V-1.175V	1.1V-1.375V

Compatibility

Information on Core 2 Duo T5800 and Core 2 Extreme X7800 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.

Socket	PPGA478	PPGA478
Power consumption (TDP)	35 Watt	44 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core 2 Duo T5800 and Core 2 Extreme X7800. You'll probably need this information if you require some particular technology.

Enhanced SpeedStep (EIST)	+	+
Turbo Boost Technology	-	-
Hyper-Threading Technology	-	-
Demand Based Switching	-	-
AMT	+	no data
FSB parity	-	-

Security technologies

Core 2 Duo T5800 and Core 2 Extreme X7800 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 T5800 and Core 2 Extreme X7800 are enumerated here.

VT-x

-

+

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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Pros & cons summary

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Recency	1 October 2008	17 July 2007
Power consumption (TDP)	35 Watt	44 Watt

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Should you still have questions on choice between Core 2 Duo T5800 and Core 2 Extreme X7800, ask them in Comments section, and we shall answer.

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