A9-9400 SoC vs Pentium 3805U

Primary details

Comparing Pentium 3805U and A9-9400 SoC processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	2661	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Desktop processor
Series	Intel Pentium	no data
Power efficiency	4.67	no data
Architecture codename	Broadwell-U (2015)	Stoney Ridge (2016−2019)
Release date	1 March 2015 (9 years ago)	31 May 2016 (8 years ago)
Launch price (MSRP)	$161	no data

Detailed specifications

Pentium 3805U and A9-9400 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	2 (Dual-core)	2 (Dual-core)
Threads	2	2
Base clock speed	1.9 GHz	2.4 GHz
Boost clock speed	1.9 GHz	3.2 GHz
Bus rate	5 GT/s	no data
L1 cache	64K (per core)	160 KB
L2 cache	256K (per core)	1 MB (per core)
L3 cache	2 MB (shared)	0 KB
Chip lithography	14 nm	28 nm
Die size	82 mm2	125 mm2
Maximum core temperature	105 °C	no data
Maximum case temperature (TCase)	105 °C	74 °C
Number of transistors	1300 Million	1,200 million
64 bit support	+	+
Windows 11 compatibility	-	-

Compatibility

Information on Pentium 3805U and A9-9400 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	1
Socket	FCBGA1168	FT4
Power consumption (TDP)	15 Watt	10 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Pentium 3805U and A9-9400 SoC. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2	no data
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	+	-
Flex Memory Access	+	no data
Smart Response	-	no data
FDI	+	no data
Fast Memory Access	+	no data

Security technologies

Pentium 3805U and A9-9400 SoC 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 Pentium 3805U and A9-9400 SoC are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Pentium 3805U and A9-9400 SoC. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR4
Maximum memory size	16 GB	no data
Max memory channels	2	no data
Maximum memory bandwidth	25.6 GB/s	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel HD Graphics for 5th Generation Intel Processors	Radeon R5 3CU
Quick Sync Video	+	-
Clear Video	+	no data
Graphics max frequency	800 MHz	no data
InTru 3D	+	no data

Graphics interfaces

Available interfaces and connections of Pentium 3805U and A9-9400 SoC integrated GPUs.

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

Graphics API support

APIs supported by Pentium 3805U and A9-9400 SoC integrated GPUs, sometimes API versions are included.

DirectX

11.2/12

no data

Peripherals

Specifications and connection of peripherals supported by Pentium 3805U and A9-9400 SoC.

PCIe version	2.0	3.0
PCI Express lanes	12	8

Pros & cons summary

---

Recency	1 March 2015	31 May 2016
Chip lithography	14 nm	28 nm
Power consumption (TDP)	15 Watt	10 Watt

---

Should you still have questions on choice between Pentium 3805U and A9-9400 SoC, ask them in Comments section, and we shall answer.

Vote for your favorite

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite CPU.

---