A8-4557M vs Core 2 Duo T7250

Primary details

Comparing processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	3216	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Laptop
Series	Intel Core 2 Duo	AMD A-Series
Power efficiency	0.48	no data
Designer	Intel	AMD
Architecture codename	Merom (2006−2008)	Trinity (2012−2013)
Release date	2 August 2007 (18 years ago)	15 May 2012 (13 years ago)

Detailed specifications

Core 2 Duo T7250 and A8-4557M 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)	4 (Quad-Core)
Threads	2	4
Base clock speed	2 GHz	1.9 GHz
Boost clock speed	2 GHz	2.8 GHz
Bus rate	800 MHz	no data
L1 cache	64 KB	no data
L2 cache	2 MB	4 MB
L3 cache	0 KB	no data
Chip lithography	65 nm	32 nm
Die size	143 mm2	246 mm2
Maximum core temperature	100 °C	no data
Number of transistors	291 Million	1303 Million
64 bit support	+	+
Windows 11 compatibility	-	-
VID voltage range	1.075V-1.175V	no data

Compatibility

Information on Core 2 Duo T7250 and A8-4557M 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	BGA
Power consumption (TDP)	35 Watt	35 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core 2 Duo T7250 and A8-4557M. You'll probably need this information if you require some particular technology.

Instruction set extensions	no data	86x SSE (1, 2, 3, 3S, 4.1, 4.2, 4A),-64, AES, AVX, FMA
AES-NI	-	+
FMA	-	+
AVX	-	+
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 A8-4557M 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 A8-4557M are enumerated here.

VT-x

+

no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

no data

AMD Radeon HD 7640G (497 - 655 MHz)

Pros & cons summary

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Recency	2 August 2007	15 May 2012
Physical cores	2	4
Threads	2	4
Chip lithography	65 nm	32 nm

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