A4-9120 vs Core i5-2557M

General info

Comparing Core i5-2557M and A4-9120 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	2261	2489
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Laptop
Series	Intel Core i5	Bristol Ridge
Architecture codename	Sandy Bridge (2011−2013)	Stoney Ridge (2016−2019)
Release date	1 June 2011 (12 years ago)	1 June 2017 (6 years ago)
Launch price (MSRP)	$250	no data
Current price	$446 (1.8x MSRP)	$253

Technical specs

Core i5-2557M and A4-9120 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	4	2
Base clock speed	1.7 GHz	2.2 GHz
Boost clock speed	2.7 GHz	2.5 GHz
L1 cache	64K (per core)	160 KB
L2 cache	256K (per core)	1 MB
L3 cache	3 MB (shared)	no data
Chip lithography	32 nm	28 nm
Die size	149 mm2	124.5 mm2
Maximum core temperature	100 °C	90 °C
Number of transistors	624 million	1200 Million
64 bit support	+	+
Windows 11 compatibility	-	-
Unlocked multiplier	No	No

Compatibility

Information on Core i5-2557M and A4-9120 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	FCBGA1023	BGA
Power consumption (TDP)	17 Watt	10-15 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i5-2557M and A4-9120. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® AVX	Single-Channel DDR4-2133, Virtualization,
AES-NI	+	no data
FMA	+	no data
AVX	+	no data
vPro	+	no data
Enhanced SpeedStep (EIST)	+	no data
My WiFi	+	no data
Turbo Boost Technology	+	no data
Hyper-Threading Technology	+	no data
Idle States	+	no data
Thermal Monitoring	+	no data
Flex Memory Access	+	no data
Demand Based Switching	-	no data
FDI	+	no data
Fast Memory Access	+	no data
Status	Discontinued	no data

Security technologies

Core i5-2557M and A4-9120 technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	no data
EDB	+	no data
Identity Protection	+	no data
Anti-Theft	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Core i5-2557M and A4-9120 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i5-2557M and A4-9120. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR4
Maximum memory size	8.01 GB	no data
Max memory channels	2	no data
Maximum memory bandwidth	21.3 GB/s	no data
ECC memory support	-	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card Compare	Intel HD Graphics 3000	AMD Radeon R2 (Stoney Ridge)
Quick Sync Video	+	no data
Clear Video HD	+	no data
Graphics max frequency	1.2 GHz	no data
InTru 3D	+	no data

Graphics interfaces

Available interfaces and connections of Core i5-2557M and A4-9120 integrated GPUs.

Number of displays supported	2	no data
eDP	+	no data
DisplayPort	+	no data
HDMI	+	no data
SDVO	+	no data
CRT	+	no data

Peripherals

Specifications and connection of peripherals supported by Core i5-2557M and A4-9120.

PCIe version	2.0	no data
PCI Express lanes	16	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.

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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.

Core i5-2557M outperforms A4-9120 by 41% based on our aggregated benchmark results.

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Advantages and disadvantages

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Performance score	1.11	0.79
Integrated graphics card	0.66	1.03
Recency	1 June 2011	1 June 2017
Threads	4	2
Chip lithography	32 nm	28 nm
Power consumption (TDP)	17 Watt	10 Watt

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Should you still have questions on choice between Core i5-2557M and A4-9120, ask them in Comments section, and we shall answer.

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