Celeron U3400 vs N4000

Primary details

Comparing Celeron N4000 and Celeron U3400 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	2405	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Laptop
Series	Intel Celeron	Intel Celeron
Architecture codename	Gemini Lake (2019)	Westmere (2010−2011)
Release date	11 December 2017 (6 years ago)	24 May 2010 (14 years ago)
Launch price (MSRP)	$107	no data
Current price	$305 (2.9x MSRP)	no data

Detailed specifications

Celeron N4000 and Celeron U3400 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	1.06 GHz
Boost clock speed	2.6 GHz	0.07 GHz
Bus support	no data	1 × 2.5 GT/s
L1 cache	112 KB	128 KB
L2 cache	4 MB	512 KB
L3 cache	4 MB	2 MB
Chip lithography	14 nm	32 nm
Die size	no data	81 mm2
Maximum core temperature	105 deg C	105 °C
Number of transistors	no data	382 Million
64 bit support	+	+
Windows 11 compatibility	+	-
Unlocked multiplier	No	No

Compatibility

Information on Celeron N4000 and Celeron U3400 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	BGA1288
Power consumption (TDP)	6 Watt	18 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Celeron N4000 and Celeron U3400. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.2	no data
AES-NI	+	-
FMA	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	-	no data
PAE	no data	36 Bit
GPIO	+	no data
Turbo Boost Max 3.0	-	no data
FDI	no data	+
Fast Memory Access	no data	+
Status	Discontinued	Discontinued

Security technologies

Celeron N4000 and Celeron U3400 technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Celeron N4000 and Celeron U3400 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Celeron N4000 and Celeron U3400. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4	DDR3-800
Maximum memory size	8 GB	8 GB
Max memory channels	2	2
Maximum memory bandwidth	38.397 GB/s	12.8 GB/s
ECC memory support	-	-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel UHD Graphics 600	Intel® HD Graphics for Previous Generation Intel® Processors
Max video memory	8 GB	no data
Quick Sync Video	+	no data
Clear Video	no data	+
Graphics max frequency	650 MHz	500 MHz
Execution Units	12	no data

Graphics interfaces

Available interfaces and connections of Celeron N4000 and Celeron U3400 integrated GPUs.

Number of displays supported	3	2
eDP	+	no data
DisplayPort	+	no data
HDMI	+	no data
MIPI-DSI	+	no data

Graphics image quality

Maximum display resolutions supported by Celeron N4000 and Celeron U3400 integrated GPUs, including resolutions over different interfaces.

4K resolution support

+

no data

Graphics API support

APIs supported by Celeron N4000 and Celeron U3400 integrated GPUs, sometimes API versions are included.

DirectX	12	no data
OpenGL	4.4	no data

Peripherals

Specifications and connection of peripherals supported by Celeron N4000 and Celeron U3400.

PCIe version	2.0	2.0
PCI Express lanes	6	16
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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Pros & cons summary

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Recency	11 December 2017	24 May 2010
Chip lithography	14 nm	32 nm
Power consumption (TDP)	6 Watt	18 Watt

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Should you still have questions on choice between Celeron N4000 and Celeron U3400, ask them in Comments section, and we shall answer.

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