Pentium 3805U vs A4-5100

Primary details

Comparing A4-5100 and Pentium 3805U processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	2575	2673
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Laptop
Series	AMD A-Series	Intel Pentium
Power efficiency	5.33	4.64
Architecture codename	Kabini (2013−2014)	Broadwell-U (2015)
Release date	4 November 2013 (11 years ago)	1 March 2015 (9 years ago)
Launch price (MSRP)	no data	$161

Detailed specifications

A4-5100 and Pentium 3805U 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	no data	1.9 GHz
Boost clock speed	1.55 GHz	1.9 GHz
Bus rate	no data	5 GT/s
L1 cache	no data	64K (per core)
L2 cache	2048 KB	256K (per core)
L3 cache	no data	2 MB (shared)
Chip lithography	28 nm	14 nm
Die size	107 mm2	82 mm2
Maximum core temperature	no data	105 °C
Maximum case temperature (TCase)	90 °C	105 °C
Number of transistors	no data	1300 Million
64 bit support	+	+
Windows 11 compatibility	-	-

Compatibility

Information on A4-5100 and Pentium 3805U 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	1
Socket	FT3	FCBGA1168
Power consumption (TDP)	15 Watt	15 Watt

Technologies and extensions

Technological solutions and additional instructions supported by A4-5100 and Pentium 3805U. You'll probably need this information if you require some particular technology.

Instruction set extensions	86x SSE (1, 2, 3, 3S, 4.1, 4.2, 4A),-64, AES, AVX	Intel® SSE4.1, Intel® SSE4.2
AES-NI	+	-
FMA	FMA4	-
AVX	+	-
PowerNow	+	-
PowerGating	+	-
VirusProtect	+	-
Enhanced SpeedStep (EIST)	no data	+
Turbo Boost Technology	no data	-
Hyper-Threading Technology	no data	-
Idle States	no data	+
Thermal Monitoring	-	+
Flex Memory Access	no data	+
Smart Response	no data	-
FDI	no data	+
Fast Memory Access	no data	+

Security technologies

A4-5100 and Pentium 3805U technologies aimed at improving security, for example, by protecting against hacks.

TXT	no data	-
EDB	no data	+
Secure Key	no data	+
Identity Protection	-	+
OS Guard	no data	-

Virtualization technologies

Virtual machine speed-up technologies supported by A4-5100 and Pentium 3805U are enumerated here.

AMD-V	+	+
VT-d	no data	+
VT-x	no data	+
EPT	no data	+
IOMMU 2.0	+	-

Memory specs

Types, maximum amount and channel quantity of RAM supported by A4-5100 and Pentium 3805U. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR3
Maximum memory size	no data	16 GB
Max memory channels	1	2
Maximum memory bandwidth	no data	25.6 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card Compare	AMD Radeon HD 8330	Intel HD Graphics for 5th Generation Intel Processors
Quick Sync Video	-	+
Clear Video	no data	+
Enduro	+	-
Switchable graphics	+	-
UVD	+	-
VCE	+	-
Graphics max frequency	no data	800 MHz
InTru 3D	no data	+

Graphics interfaces

Available interfaces and connections of A4-5100 and Pentium 3805U integrated GPUs.

Number of displays supported	no data	3
eDP	no data	+
DisplayPort	+	+
HDMI	+	+

Graphics API support

APIs supported by A4-5100 and Pentium 3805U integrated GPUs, sometimes API versions are included.

DirectX	DirectX® 12	11.2/12
Vulkan	+	-

Peripherals

Specifications and connection of peripherals supported by A4-5100 and Pentium 3805U.

PCIe version	2.0	2.0
PCI Express lanes	8	12

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.

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Pros & cons summary

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Performance score	0.85	0.74
Integrated graphics card	0.69	0.77
Recency	4 November 2013	1 March 2015
Physical cores	4	2
Threads	4	2
Chip lithography	28 nm	14 nm

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Should you still have questions on choice between A4-5100 and Pentium 3805U, ask them in Comments section, and we shall answer.

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