Athlon II X2 255 vs Core 2 Duo T7250

Primary details

Comparing Core 2 Duo T7250 and Athlon II X2 255 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	not rated	2664
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	no data	0.02
Market segment	Laptop	Desktop processor
Series	Intel Core 2 Duo	no data
Power efficiency	no data	1.08
Architecture codename	Merom (2006−2008)	Regor (2009−2013)
Release date	2 August 2007 (17 years ago)	25 January 2010 (14 years ago)
Launch price (MSRP)	no data	$60

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Core 2 Duo T7250 and Athlon II X2 255 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 GHz	3.1 GHz
Boost clock speed	2 GHz	3.1 GHz
Bus rate	800 MHz	no data
L1 cache	64 KB	128 KB
L2 cache	2 MB	1 MB
L3 cache	0 KB	0 KB
Chip lithography	65 nm	45 nm
Die size	143 mm2	117 mm2
Maximum core temperature	100 °C	no data
Number of transistors	291 Million	410 million
64 bit support	+	+
Windows 11 compatibility	-	-
VID voltage range	1.075V-1.175V	no data

Compatibility

Information on Core 2 Duo T7250 and Athlon II X2 255 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	PBGA479,PPGA478	AM3
Power consumption (TDP)	35 Watt	65 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core 2 Duo T7250 and Athlon II X2 255. 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
Demand Based Switching	-	no data
FSB parity	-	no data

Security technologies

Core 2 Duo T7250 and Athlon II X2 255 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 2 Duo T7250 and Athlon II X2 255 are enumerated here.

VT-x

+

no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core 2 Duo T7250 and Athlon II X2 255. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types

no data

DDR3

Peripherals

Specifications and connection of peripherals supported by Core 2 Duo T7250 and Athlon II X2 255.

PCIe version

no data

2.0

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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Recency	2 August 2007	25 January 2010
Chip lithography	65 nm	45 nm
Power consumption (TDP)	35 Watt	65 Watt

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Should you still have questions on choice between Core 2 Duo T7250 and Athlon II X2 255, ask them in Comments section, and we shall answer.

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