Core 2 Duo SU9400 vs Pentium M 740

Primary details

Comparing Pentium M 740 and Core 2 Duo SU9400 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	Laptop	Laptop
Series	Pentium M	Intel Core 2 Duo
Architecture codename	Dothan (2004−2005)	Penryn (2008−2011)
Release date	January 2005 (19 years ago)	20 August 2008 (15 years ago)
Launch price (MSRP)	no data	$262
Current price	$62	$55 (0.2x MSRP)

Detailed specifications

Pentium M 740 and Core 2 Duo SU9400 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	1 (Single-Core)	2 (Dual-core)
Threads	1	2
Base clock speed	1.73 GHz	1.4 GHz
Boost clock speed	1.73 GHz	1.4 GHz
Bus support	533 MHz	800 MHz
L1 cache	32 KB	128 KB
L2 cache	2 MB	3 MB
L3 cache	0 KB	3 MB L2 Cache
Chip lithography	90 nm	45 nm
Die size	84 mm2	107 mm2
Maximum core temperature	100 °C	105 °C
Number of transistors	140 million	410 Million
64 bit support	-	+
Windows 11 compatibility	-	-
Unlocked multiplier	No	No
VID voltage range	1.26V-1.356V	1.05V-1.15V

Compatibility

Information on Pentium M 740 and Core 2 Duo SU9400 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	no data
Socket	PPGA478, H-PBGA479	BGA956
Power consumption (TDP)	27 Watt	10 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Pentium M 740 and Core 2 Duo SU9400. 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	-	-
PAE	32 Bit	no data
FSB parity	-	-
Status	Discontinued	Discontinued

Security technologies

Pentium M 740 and Core 2 Duo SU9400 technologies aimed at improving security, for example, by protecting against hacks.

TXT	-	+
EDB	+	+

Virtualization technologies

Virtual machine speed-up technologies supported by Pentium M 740 and Core 2 Duo SU9400 are enumerated here.

VT-x

-

+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Pentium M 740 and Core 2 Duo SU9400. Depending on the motherboard, higher memory frequencies may be supported.

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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Physical cores	1	2
Threads	1	2
Chip lithography	90 nm	45 nm
Power consumption (TDP)	27 Watt	10 Watt

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Should you still have questions on choice between Pentium M 740 and Core 2 Duo SU9400, ask them in Comments section, and we shall answer.

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