Celeron U3405 vs i7-8700

Primary details

Comparing Core i7-8700 and Celeron U3405 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	906	not rated
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	5.45	no data
Market segment	Desktop processor	Laptop
Series	Intel Core i7	Intel Celeron
Architecture codename	Coffee Lake-S (2017−2018)	Westmere (2010−2011)
Release date	24 September 2017 (6 years ago)	no data
Launch price (MSRP)	$303	no data

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Core i7-8700 and Celeron U3405 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	6 (Hexa-Core)	2 (Dual-core)
Threads	12	2
Base clock speed	3.2 GHz	1.06 GHz
Boost clock speed	4.6 GHz	0.07 GHz
Bus type	DMI 3.0	DMI 1.0
Bus rate	4 × 8 GT/s	1 × 2.5 GT/s
Multiplier	32	8
L1 cache	384 KB	128 KB
L2 cache	1.5 MB	512 KB
L3 cache	12288 KB	2 MB
Chip lithography	14 nm	32 nm
Die size	149 mm2	81 mm2
Maximum core temperature	100 °C	90 °C
Maximum case temperature (TCase)	72 °C	no data
Number of transistors	no data	382 Million
64 bit support	+	+
Windows 11 compatibility	+	-

Compatibility

Information on Core i7-8700 and Celeron U3405 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 (Uniprocessor)	1 (Uniprocessor)
Socket	FCLGA1151	BGA1288
Power consumption (TDP)	65 Watt	18 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-8700 and Celeron U3405. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2	no data
AES-NI	+	-
FMA	-	+
AVX	+	-
vPro	+	no data
Enhanced SpeedStep (EIST)	+	+
Turbo Boost Technology	2.0	-
Hyper-Threading Technology	+	-
TSX	+	-
Idle States	+	+
Thermal Monitoring	+	+
Flex Memory Access	no data	+
SIPP	+	-
PAE	no data	36 Bit
FDI	no data	+
Fast Memory Access	no data	+
Status	Launched	Discontinued

Security technologies

Core i7-8700 and Celeron U3405 technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-8700 and Celeron U3405 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-8700 and Celeron U3405. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3, DDR4	DDR3-800, DDR3-1066
Maximum memory size	128 GB	8 GB
Max memory channels	2	2
Maximum memory bandwidth	41.6 GB/s	17.051 GB/s
ECC memory support	-	+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel UHD Graphics 630	Intel® HD Graphics for Previous Generation Intel® Processors
Max video memory	64 GB	no data
Quick Sync Video	+	-
Clear Video	+	+
Clear Video HD	+	-
Graphics max frequency	1.2 GHz	500 MHz
InTru 3D	+	no data

Graphics interfaces

Available interfaces and connections of Core i7-8700 and Celeron U3405 integrated GPUs.

Number of displays supported

3

2

Graphics image quality

Maximum display resolutions supported by Core i7-8700 and Celeron U3405 integrated GPUs, including resolutions over different interfaces.

4K resolution support	+	no data
Max resolution over HDMI 1.4	4096 x 2304@24Hz	no data
Max resolution over eDP	4096 x 2304@60Hz	no data
Max resolution over DisplayPort	4096 x 2304@60Hz	no data

Graphics API support

APIs supported by Core i7-8700 and Celeron U3405 integrated GPUs, sometimes API versions are included.

DirectX	12	no data
OpenGL	4.5	no data

Peripherals

Specifications and connection of peripherals supported by Core i7-8700 and Celeron U3405.

PCIe version	3.0	2.0
PCI Express lanes	16	16

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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Physical cores	6	2
Threads	12	2
Chip lithography	14 nm	32 nm
Power consumption (TDP)	65 Watt	18 Watt

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Should you still have questions on choice between Core i7-8700 and Celeron U3405, ask them in Comments section, and we shall answer.

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