Celeron 6305 vs 4305U

Primary details

Comparing Celeron 4305U and Celeron 6305 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	2272	2148
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Laptop
Series	Intel Celeron	Intel Tiger Lake
Architecture codename	Whiskey Lake-U (2018−2019)	Tiger Lake-U
Release date	16 April 2019 (5 years ago)	1 September 2020 (3 years ago)
Launch price (MSRP)	$107	no data
Current price	$76 (0.7x MSRP)	no data

Detailed specifications

Celeron 4305U and Celeron 6305 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	2.2 GHz	no data
Boost clock speed	2.2 GHz	1.8 GHz
Bus support	4 GT/s	no data
L1 cache	64 KB (per core)	160 KB
L2 cache	256 KB (per core)	2.5 MB
L3 cache	2 MB (shared)	4 MB
Chip lithography	14 nm	10 nm SuperFin
Maximum core temperature	100 °C	100 °C
64 bit support	+	+
Windows 11 compatibility	+	+
Unlocked multiplier	No	No

Compatibility

Information on Celeron 4305U and Celeron 6305 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	FCBGA1528	FCBGA1449
Power consumption (TDP)	15 Watt	15 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Celeron 4305U and Celeron 6305. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI	+	+
AVX	no data	+
Enhanced SpeedStep (EIST)	+	no data
Speed Shift	+	+
My WiFi	+	no data
Turbo Boost Technology	-	-
Hyper-Threading Technology	-	-
TSX	-	no data
Idle States	+	+
Thermal Monitoring	+	+
Flex Memory Access	+	no data
SIPP	no data	-
Smart Response	+	no data
Status	Discontinued	Discontinued

Security technologies

Celeron 4305U and Celeron 6305 technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Celeron 4305U and Celeron 6305 are enumerated here.

VT-d	+	+
VT-x	+	+
EPT	+	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Celeron 4305U and Celeron 6305. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-2133, LPDDR3-1866	DDR4
Maximum memory size	64 GB	64 GB
Max memory channels	2	2
Maximum memory bandwidth	37.5 GB/s	no data
ECC memory support	-	-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel® UHD Graphics for 8th Generation Intel® Processors	Intel® UHD Graphics for 11th Gen Intel® Processors
Max video memory	32 GB	no data
Quick Sync Video	+	+
Clear Video	+	no data
Clear Video HD	+	+
Graphics max frequency	900 MHz	1.25 GHz
Execution Units	no data	48

Graphics interfaces

Available interfaces and connections of Celeron 4305U and Celeron 6305 integrated GPUs.

Number of displays supported	3	4
eDP	+	no data
DisplayPort	+	no data
HDMI	+	no data
DVI	+	no data

Graphics image quality

Maximum display resolutions supported by Celeron 4305U and Celeron 6305 integrated GPUs, including resolutions over different interfaces.

4K resolution support	+	no data
Max resolution over HDMI 1.4	4096x2304@24Hz	4096x2304@60Hz
Max resolution over eDP	4096x2304@60Hz	4096x2304@60Hz
Max resolution over DisplayPort	4096x2304@60Hz	7680x4320@60Hz

Graphics API support

APIs supported by Celeron 4305U and Celeron 6305 integrated GPUs, sometimes API versions are included.

DirectX	12	12.1
OpenGL	4.5	4.6

Peripherals

Specifications and connection of peripherals supported by Celeron 4305U and Celeron 6305.

PCIe version	3.0	no data
PCI Express lanes	16	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.

6305 outperforms 4305U by 15% based on our aggregate benchmark results.

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Pros & cons summary

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Performance score	1.17	1.35
Recency	16 April 2019	1 September 2020
Chip lithography	14 nm	10 nm

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Should you still have questions on choice between Celeron 4305U and Celeron 6305, ask them in Comments section, and we shall answer.

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