Core Duo T2250 vs Core 2 Duo E7400

Primary details

Comparing Core 2 Duo E7400 and Core Duo T2250 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	2638	not rated
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	1.01	no data
Market segment	Desktop processor	Laptop
Series	no data	Core Duo
Architecture codename	Wolfdale (2008−2010)	Yonah (2005−2006)
Release date	October 2008 (15 years ago)	May 2006 (18 years ago)
Current price	$91	$19.69

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Core 2 Duo E7400 and Core Duo T2250 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	2.8 GHz	1.73 GHz
Boost clock speed	2.8 GHz	1.7 GHz
Bus support	no data	533 MHz
L1 cache	64 KB	0 KB
L2 cache	3 MB (shared)	2 MB
L3 cache	0 KB	0 KB
Chip lithography	45 nm	65 nm
Die size	82 mm2	90 mm2
Maximum core temperature	74 °C	100 °C
Maximum case temperature (TCase)	74 °C	no data
Number of transistors	228 million	151 million
64 bit support	+	-
Windows 11 compatibility	-	-
Unlocked multiplier	No	No
VID voltage range	0.85V-1.3625V	0.7625-1.3V

Compatibility

Information on Core 2 Duo E7400 and Core Duo T2250 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	PPGA478
Power consumption (TDP)	65 Watt	31 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core 2 Duo E7400 and Core Duo T2250. You'll probably need this information if you require some particular technology.

AES-NI	-	no data
Enhanced SpeedStep (EIST)	+	+
Turbo Boost Technology	-	-
Hyper-Threading Technology	-	-
Idle States	+	-
Thermal Monitoring	+	no data
Demand Based Switching	-	-
PAE	no data	32 Bit
FSB parity	-	-
Status	Discontinued	Discontinued

Security technologies

Core 2 Duo E7400 and Core Duo T2250 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 E7400 and Core Duo T2250 are enumerated here.

VT-x

no data

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Memory specs

Types, maximum amount and channel quantity of RAM supported by Core 2 Duo E7400 and Core Duo T2250. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR1, DDR2, DDR3	DDR1
ECC memory support	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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Pros & cons summary

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Chip lithography	45 nm	65 nm
Power consumption (TDP)	65 Watt	31 Watt

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Should you still have questions on choice between Core 2 Duo E7400 and Core Duo T2250, ask them in Comments section, and we shall answer.

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