Atom C3950 vs i7-8700K

Primary details

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

Place in the ranking	1137	not rated
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	2.55	no data
Market segment	Desktop processor	Server
Series	Intel Core i7	Intel Atom
Power efficiency	3.44	no data
Designer	Intel	Intel
Manufacturer	Intel	no data
Architecture codename	Coffee Lake-S (2017−2018)	Goldmont (2016−2017)
Release date	5 October 2017 (8 years ago)	15 August 2017 (8 years ago)
Launch price (MSRP)	$359	$389

Cost-effectiveness evaluation

Performance per price, higher is better.

Performance to price scatter graph

Detailed specifications

Basic parameters of Core i7-8700K and Atom C3950: 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)	16 (Hexadeca-Core)
Threads	12	16
Base clock speed	3.7 GHz	1.7 GHz
Boost clock speed	4.7 GHz	2.2 GHz
Bus type	DMI 3.0	no data
Bus rate	4 × 8 GT/s	no data
Multiplier	37	17
L1 cache	64K (per core)	896 KB
L2 cache	256K (per core)	16 MB
L3 cache	12288 KB	16 MB
Chip lithography	14 nm	14 nm
Die size	149 mm2	no data
Maximum core temperature	100 °C	78 °C
Maximum case temperature (TCase)	72 °C	no data
64 bit support	+	+
Windows 11 compatibility	+	-
Unlocked multiplier	+	-

Compatibility

Information on Core i7-8700K and Atom C3950 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	FCBGA1310
Power consumption (TDP)	95 Watt	24 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-8700K and Atom C3950. 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	+	+
AVX	+	-
vPro	+	no data
Enhanced SpeedStep (EIST)	+	+
QuickAssist	no data	-
Turbo Boost Technology	2.0	2.0
Hyper-Threading Technology	+	-
TSX	+	-
Idle States	+	no data
Thermal Monitoring	+	-
SIPP	+	-

Security technologies

Core i7-8700K and Atom C3950 technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-8700K and Atom C3950 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-8700K and Atom C3950. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3, DDR4	DDR4: 2400
Maximum memory size	128 GB	256 GB
Max memory channels	2	2
Maximum memory bandwidth	42.671 GB/s	38.397 GB/s
ECC memory support	-	+

Graphics specifications

General parameters of integrated GPUs, if any.

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

Graphics interfaces

Available interfaces and connections of Core i7-8700K and Atom C3950 integrated GPUs.

Number of displays supported

3

no data

Graphics image quality

Maximum display resolutions supported by Core i7-8700K and Atom C3950 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 i7-8700K and Atom C3950 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 i7-8700K and Atom C3950.

PCIe version	3.0	3
PCI Express lanes	16	16
USB revision	no data	3
Total number of SATA ports	no data	16
Number of USB ports	no data	8
Integrated LAN	no data	2x10/2.5/1 GBE + 2x1 GBE

Pros & cons summary

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Recency	5 October 2017	15 August 2017
Physical cores	6	16
Threads	12	16
Power consumption (TDP)	95 Watt	24 Watt