A10-4657M vs Atom Z540

Primary details

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

Place in the ranking	3650	2731
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Laptop
Series	Intel Atom	AMD A-Series
Power efficiency	2.29	1.22
Designer	Intel	AMD
Architecture codename	Silverthorne (2008−2010)	Trinity (2012−2013)
Release date	2 April 2008 (18 years ago)	1 April 2013 (13 years ago)
Launch price (MSRP)	$160	no data

Cost-effectiveness evaluation

Performance per price, higher is better.

Performance to price scatter graph

Detailed specifications

Atom Z540 and A10-4657M 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)	4 (Quad-Core)
Threads	2	4
Base clock speed	1.86 GHz	2.3 GHz
Boost clock speed	0.07 GHz	3.2 GHz
Bus type	FSB	no data
Bus rate	533.33 MT/s	no data
Multiplier	14	no data
L1 cache	56 KB	no data
L2 cache	512 KB	4 MB
L3 cache	0 KB	no data
Chip lithography	45 nm	32 nm
Die size	24.18 mm2	246 mm2
Maximum core temperature	90 °C	no data
Number of transistors	47 Million	1303 Million
64 bit support	-	+
Windows 11 compatibility	-	-
VID voltage range	0.75 -1.1V	no data

Compatibility

Information on Atom Z540 and A10-4657M 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 (Uniprocessor)	no data
Socket	PBGA441	BGA
Power consumption (TDP)	2.4 Watt	35 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Atom Z540 and A10-4657M. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE2, Intel® SSE3, Intel® SSSE3	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
Idle States	+	no data
Thermal Monitoring	+	-
Demand Based Switching	+	no data
FSB parity	-	no data

Security technologies

Atom Z540 and A10-4657M 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 Atom Z540 and A10-4657M are enumerated here.

VT-d	-	no data
VT-x	+	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

-

AMD Radeon HD 7660G (497 - 686 MHz)

Synthetic benchmarks

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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Combined synthetic benchmark score

This is our combined benchmark performance rating.

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Pros & cons summary

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Performance score	0.13	1.01
Recency	2 April 2008	1 April 2013
Physical cores	1	4
Threads	2	4
Chip lithography	45 nm	32 nm
Power consumption (TDP)	2 Watt	35 Watt