Pentium 3805U vs Celeron N4000C

Primary details

Comparing Celeron N4000C and Pentium 3805U processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	2517	2633
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Laptop
Series	no data	Intel Pentium
Power efficiency	13.95	4.67
Architecture codename	no data	Broadwell-U (2015)
Release date	1 April 2019 (5 years ago)	1 March 2015 (9 years ago)
Launch price (MSRP)	no data	$161

Detailed specifications

Celeron N4000C 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	2 (Dual-core)	2 (Dual-core)
Threads	2	2
Base clock speed	1.1 GHz	1.9 GHz
Boost clock speed	2.6 GHz	1.9 GHz
Bus rate	no data	5 GT/s
L1 cache	no data	64K (per core)
L2 cache	no data	256K (per core)
L3 cache	4 MB	2 MB (shared)
Chip lithography	14 nm	14 nm
Die size	no data	82 mm2
Maximum core temperature	105 deg C	105 °C
Maximum case temperature (TCase)	no data	105 °C
Number of transistors	no data	1300 Million
64 bit support	+	+
Windows 11 compatibility	-	-

Compatibility

Information on Celeron N4000C 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	FCBGA1090	FCBGA1168
Power consumption (TDP)	6 Watt	15 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Celeron N4000C and Pentium 3805U. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.2	Intel® SSE4.1, Intel® SSE4.2
AES-NI	+	-
vPro	-	no data
Enhanced SpeedStep (EIST)	+	+
Speed Shift	-	no data
Turbo Boost Technology	-	-
Hyper-Threading Technology	-	-
Idle States	+	+
Thermal Monitoring	+	+
Flex Memory Access	no data	+
Smart Response	-	-
GPIO	+	no data
Turbo Boost Max 3.0	-	no data
FDI	no data	+
Fast Memory Access	no data	+
Status	Launched	Discontinued

Security technologies

Celeron N4000C and Pentium 3805U technologies aimed at improving security, for example, by protecting against hacks.

TXT	no data	-
EDB	+	+
Secure Key	+	+
MPX	+	-
Identity Protection	+	+
SGX	Yes with Intel® ME	no data
OS Guard	+	-
Anti-Theft	-	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Celeron N4000C and Pentium 3805U are enumerated here.

AMD-V	-	+
VT-d	+	+
VT-x	+	+
EPT	+	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Celeron N4000C and Pentium 3805U. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4/LPDDR4 up to 2400 MT/s	DDR3
Maximum memory size	8 GB	16 GB
Max memory channels	2	2
Maximum memory bandwidth	no data	25.6 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel UHD Graphics 600	Intel® HD Graphics for 5th Generation Intel® Processors
Max video memory	8 GB	no data
Quick Sync Video	+	+
Clear Video	no data	+
Graphics max frequency	650 MHz	800 MHz
Execution Units	12	no data
InTru 3D	no data	+

Graphics interfaces

Available interfaces and connections of Celeron N4000C and Pentium 3805U integrated GPUs.

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

Graphics image quality

Maximum display resolutions supported by Celeron N4000C and Pentium 3805U integrated GPUs, including resolutions over different interfaces.

4K resolution support

+

no data

Graphics API support

APIs supported by Celeron N4000C and Pentium 3805U integrated GPUs, sometimes API versions are included.

DirectX	12	11.2/12
OpenGL	4.4	no data

Peripherals

Specifications and connection of peripherals supported by Celeron N4000C and Pentium 3805U.

PCIe version	2.0	2.0
PCI Express lanes	6	12
USB revision	2.0/3.0	no data
Total number of SATA ports	2	no data
Max number of SATA 6 Gb/s Ports	2	no data
Number of USB ports	8	no data
Integrated LAN	-	no data
UART	+	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.

Pros & cons summary

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Performance score	0.92	0.77
Recency	1 April 2019	1 March 2015
Power consumption (TDP)	6 Watt	15 Watt

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Should you still have questions on choice between Celeron N4000C and Pentium 3805U, ask them in Comments section, and we shall answer.

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