Celeron Dual-Core T1400 vs Core 2 Duo P7550

Place in the ranking	2843	2960
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Laptop
Series	Intel Core 2 Duo	Intel Celeron Dual-Core
Power efficiency	2.01	1.16
Architecture codename	Penryn (2008−2011)	Merom-2M (2008)
Release date	1 October 2009 (15 years ago)	1 May 2008 (16 years ago)

Detailed specifications

Core 2 Duo P7550 and Celeron Dual-Core T1400 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	2.26 GHz	no data
Boost clock speed	2.26 GHz	1.73 GHz
Bus rate	1066 MHz	533 MHz
L2 cache	3 MB	512 KB
L3 cache	3 MB L2 Cache	no data
Chip lithography	45 nm	65 nm
Die size	107 mm²	no data
Maximum core temperature	90 °C	100 °C
Number of transistors	410 Million	no data
64 bit support	+	+
Windows 11 compatibility	-	-

Compatibility

Information on Core 2 Duo P7550 and Celeron Dual-Core T1400 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	PGA478	P
Power consumption (TDP)	25 Watt	35 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core 2 Duo P7550 and Celeron Dual-Core T1400. You'll probably need this information if you require some particular technology.

Enhanced SpeedStep (EIST)	+	no data
Turbo Boost Technology	-	no data

Security technologies

Core 2 Duo P7550 and Celeron Dual-Core T1400 technologies aimed at improving security, for example, by protecting against hacks.

EDB

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.

Combined synthetic benchmark score

This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

Core 2 Duo P7550 0.53
+23.3%

Celeron Dual-Core T1400 0.43

Cinebench 10 32-bit multi-core

Cinebench Release 10 Multi Core is a variant of Cinebench R10 using all the processor threads. Possible number of threads is limited by 16 in this version.

Core 2 Duo P7550 4645
+70.5%

Celeron Dual-Core T1400 2725

wPrime 32

wPrime 32M is a math multi-thread processor test, which calculates square roots of first 32 million integer numbers. Its result is measured in seconds, so that the less is benchmark result, the faster the processor.

Core 2 Duo P7550 35.6
+32%

Celeron Dual-Core T1400 47

Gaming performance

Pros & cons summary

Performance score	0.53	0.43
Recency	1 October 2009	1 May 2008
Chip lithography	45 nm	65 nm
Power consumption (TDP)	25 Watt	35 Watt

Core 2 Duo P7550 has a 23.3% higher aggregate performance score, an age advantage of 1 year, a 44.4% more advanced lithography process, and 40% lower power consumption.

The Core 2 Duo P7550 is our recommended choice as it beats the Celeron Dual-Core T1400 in performance tests.

Should you still have questions on choice between Core 2 Duo P7550 and Celeron Dual-Core T1400, ask them in Comments section, and we shall answer.