A4-9120 vs Xeon L5420

Primary details

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

Place in the ranking	2394	2789
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	0.17	no data
Market segment	Server	Laptop
Series	no data	Bristol Ridge
Power efficiency	2.56	4.88
Designer	Intel	AMD
Manufacturer	Intel	no data
Architecture codename	Harpertown (2007−2008)	Stoney Ridge (2016−2019)
Release date	25 March 2008 (17 years ago)	1 June 2017 (7 years ago)
Launch price (MSRP)	$380	no data

Cost-effectiveness evaluation

Performance per price, higher is better.

Performance to price scatter graph

Detailed specifications

Xeon L5420 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	4 (Quad-Core)	2 (Dual-core)
Threads	4	2
Base clock speed	2.5 GHz	2.2 GHz
Boost clock speed	2.5 GHz	2.5 GHz
L1 cache	64 KB (per core)	160 KB
L2 cache	6 MB (per die)	1 MB
L3 cache	12 MB L2 Cache	no data
Chip lithography	45 nm	28 nm
Die size	2x 107 mm2	124.5 mm2
Maximum core temperature	no data	90 °C
Maximum case temperature (TCase)	57 °C	no data
Number of transistors	820 million	1200 Million
64 bit support	+	+
Windows 11 compatibility	-	-
VID voltage range	0.85V-1.35V	no data

Compatibility

Information on Xeon L5420 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	2	no data
Socket	LGA771	BGA
Power consumption (TDP)	50 Watt	15 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon L5420 and A4-9120. You'll probably need this information if you require some particular technology.

Instruction set extensions	no data	Virtualization,
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

Xeon L5420 and A4-9120 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 Xeon L5420 and A4-9120 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon L5420 and A4-9120. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types

DDR2, DDR3 Depends on motherboard

DDR4

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

N/A

AMD Radeon R2 (Stoney Ridge) ( - 655 MHz)

Peripherals

Specifications and connection of peripherals supported by Xeon L5420 and A4-9120.

PCIe version

2.0

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.

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Pros & cons summary

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Performance score	1.33	0.76
Recency	25 March 2008	1 June 2017
Physical cores	4	2
Threads	4	2
Chip lithography	45 nm	28 nm
Power consumption (TDP)	50 Watt	15 Watt

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