A4-9120C SoC vs Atom Z550

Primary details

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

Place in the ranking	3439	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Laptop
Series	Intel Atom	no data
Power efficiency	3.90	no data
Designer	Intel	AMD
Manufacturer	Intel	GlobalFoundries
Architecture codename	Silverthorne (2008−2010)	Stoney Ridge (2016−2019)
Release date	8 April 2009 (16 years ago)	7 January 2019 (6 years ago)

Detailed specifications

Atom Z550 and A4-9120C SoC 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)	2 (Dual-core)
Threads	2	2
Base clock speed	2 GHz	1.6 GHz
Boost clock speed	2 GHz	2.4 GHz
Bus type	FSB	no data
Bus rate	533.33 MT/s	no data
Multiplier	15	no data
L1 cache	56 KB (per core)	160 KB
L2 cache	512 KB (per core)	1 MB (shared)
L3 cache	0 KB	no data
Chip lithography	45 nm	28 nm
Die size	26 mm2	125 mm2
Maximum core temperature	90 °C	no data
Number of transistors	47 million	1,200 million
64 bit support	-	+
Windows 11 compatibility	-	no data

Compatibility

Information on Atom Z550 and A4-9120C SoC 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)	1
Socket	PBGA441	FT4
Power consumption (TDP)	2.4 Watt	6 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Atom Z550 and A4-9120C SoC. You'll probably need this information if you require some particular technology.

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 Z550 and A4-9120C SoC 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 Z550 and A4-9120C SoC are enumerated here.

AMD-V	-	+
VT-d	-	no data
VT-x	+	no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Atom Z550 and A4-9120C SoC. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types

unknown

DDR4

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

On certain motherboards (Chipset feature)

Radeon R4E 3CU

Peripherals

Specifications and connection of peripherals supported by Atom Z550 and A4-9120C SoC.

PCIe version	no data	3.0
PCI Express lanes	no data	8

Pros & cons summary

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Recency	8 April 2009	7 January 2019
Physical cores	1	2
Chip lithography	45 nm	28 nm
Power consumption (TDP)	2 Watt	6 Watt

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