Celeron M 540 vs Duo T2500

Place in the ranking	3155	3073
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Laptop
Series	Core Duo	Celeron M
Power efficiency	0.79	1.07
Architecture codename	Yonah (2005−2006)	Merom (2006−2008)
Release date	January 2006 (18 years ago)	1 October 2007 (17 years ago)
Launch price (MSRP)	$120	no data

Detailed specifications

Core Duo T2500 and Celeron M 540 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)	1 (Single-Core)
Threads	2	1
Base clock speed	2 GHz	no data
Boost clock speed	2 GHz	1.86 GHz
Bus rate	667 MHz	533 MHz
L1 cache	0 KB	no data
L2 cache	2 MB	1 MB
L3 cache	0 KB	no data
Chip lithography	65 nm	65 nm
Die size	90 mm²	no data
Maximum core temperature	100 °C	no data
Number of transistors	151 million	no data
64 bit support	-	+
Windows 11 compatibility	-	-
VID voltage range	1.1625V - 1.3V	no data

Compatibility

Information on Core Duo T2500 and Celeron M 540 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	PBGA479,PPGA478	no data
Power consumption (TDP)	31 Watt	30 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core Duo T2500 and Celeron M 540. You'll probably need this information if you require some particular technology.

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

Security technologies

Core Duo T2500 and Celeron M 540 technologies aimed at improving security, for example, by protecting against hacks.

TXT	-	no data
EDB	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Core Duo T2500 and Celeron M 540 are enumerated here.

VT-x

no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core Duo T2500 and Celeron M 540. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types

DDR1

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.

Duo T2500 0.26

Celeron M 540 0.34
+30.8%

Passmark

Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.

Duo T2500 408

Celeron M 540 542
+32.8%

3DMark06 CPU

3DMark06 is a discontinued DirectX 9 benchmark suite from Futuremark. Its CPU part contains two scenarios, one dedicated to artificial intelligence pathfinding, another to game physics using PhysX package.

Duo T2500 1621
+102%

Celeron M 540 803