Core 2 Duo L7700 vs Core 2 Duo T9400

Primary details

Comparing Core 2 Duo T9400 and Core 2 Duo L7700 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	2758	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Laptop
Series	Intel Core 2 Duo	Core 2 Duo
Power efficiency	1.72	no data
Architecture codename	Penryn (2008−2011)	Merom (2006−2008)
Release date	15 July 2008 (16 years ago)	no data (2024 years ago)
Launch price (MSRP)	$316	no data

Detailed specifications

Core 2 Duo T9400 and Core 2 Duo L7700 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	2.53 GHz	1.8 GHz
Boost clock speed	2.53 GHz	1.8 GHz
Bus rate	1066 MHz	800 MHz
L1 cache	128 KB	no data
L2 cache	6 MB	no data
L3 cache	6 MB L2 Cache	4 MB L2 Cache
Chip lithography	45 nm	65 nm
Die size	107 mm2	no data
Maximum core temperature	105 °C	100 °C
Number of transistors	410 Million	no data
64 bit support	+	+
Windows 11 compatibility	-	-
VID voltage range	1.05V-1.162V	0.9V-1.2V

Compatibility

Information on Core 2 Duo T9400 and Core 2 Duo L7700 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	BGA479,BGA956,PBGA479,PGA478	no data
Power consumption (TDP)	35 Watt	17 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core 2 Duo T9400 and Core 2 Duo L7700. You'll probably need this information if you require some particular technology.

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

Security technologies

Core 2 Duo T9400 and Core 2 Duo L7700 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 T9400 and Core 2 Duo L7700 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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Chip lithography	45 nm	65 nm
Power consumption (TDP)	35 Watt	17 Watt

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Should you still have questions on choice between Core 2 Duo T9400 and Core 2 Duo L7700, ask them in Comments section, and we shall answer.

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