A6-6400K vs Celeron N4000C

Primary details

Comparing Celeron N4000C and A6-6400K processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	2543	2501
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Desktop processor
Series	no data	AMD A-Series (Desktop)
Power efficiency	13.93	1.37
Architecture codename	no data	Richland (2013−2014)
Release date	1 April 2019 (5 years ago)	1 June 2013 (11 years ago)

Detailed specifications

Celeron N4000C and A6-6400K 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	3.9 GHz
Boost clock speed	2.6 GHz	4.1 GHz
L1 cache	no data	96 KB
L2 cache	no data	1024 KB
L3 cache	4 MB	0 KB
Chip lithography	14 nm	32 nm
Die size	no data	246 mm2
Maximum core temperature	105 deg C	70 °C
Maximum case temperature (TCase)	no data	70 °C
Number of transistors	no data	1,178 million
64 bit support	+	+
Windows 11 compatibility	-	-
Unlocked multiplier	-	+

Compatibility

Information on Celeron N4000C and A6-6400K 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	FM2
Power consumption (TDP)	6 Watt	65 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Celeron N4000C and A6-6400K. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.2	MMX, SSE1-4a, AES, ABM, AVX, BMI1, AMD64, VT, EVP, Turbo Core 3.0
AES-NI	+	+
FMA	-	FMA4
AVX	-	+
PowerNow	-	+
PowerGating	-	+
VirusProtect	-	+
vPro	-	no data
Enhanced SpeedStep (EIST)	+	no data
Speed Shift	-	no data
Turbo Boost Technology	-	no data
Hyper-Threading Technology	-	no data
Idle States	+	no data
Thermal Monitoring	+	-
Smart Response	-	no data
GPIO	+	no data
Turbo Boost Max 3.0	-	no data

Security technologies

Celeron N4000C and A6-6400K technologies aimed at improving security, for example, by protecting against hacks.

EDB	+	no data
Secure Key	+	no data
MPX	+	-
Identity Protection	+	-
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 N4000C and A6-6400K 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 Celeron N4000C and A6-6400K. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4/LPDDR4 up to 2400 MT/s	DDR3-1866
Maximum memory size	8 GB	no data
Max memory channels	2	2

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card Compare	Intel UHD Graphics 600	AMD Radeon HD 8470D
Number of pipelines	no data	192
Max video memory	8 GB	no data
Quick Sync Video	+	-
Enduro	-	+
Switchable graphics	-	+
UVD	-	+
VCE	-	+
Graphics max frequency	650 MHz	no data
Execution Units	12	no data

Graphics interfaces

Available interfaces and connections of Celeron N4000C and A6-6400K integrated GPUs.

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

Graphics image quality

Maximum display resolutions supported by Celeron N4000C and A6-6400K integrated GPUs, including resolutions over different interfaces.

4K resolution support

+

no data

Graphics API support

APIs supported by Celeron N4000C and A6-6400K integrated GPUs, sometimes API versions are included.

DirectX	12	DirectX® 11
OpenGL	4.4	no data

Peripherals

Specifications and connection of peripherals supported by Celeron N4000C and A6-6400K.

PCIe version	2.0	2.0
PCI Express lanes	6	no data
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.

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Pros & cons summary

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Performance score	0.90	0.96
Integrated graphics card	0.87	0.97
Recency	1 April 2019	1 June 2013
Chip lithography	14 nm	32 nm
Power consumption (TDP)	6 Watt	65 Watt

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Should you still have questions on choice between Celeron N4000C and A6-6400K, ask them in Comments section, and we shall answer.

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