i5-8310Y vs i5-8400H

Primary details

Comparing Core i5-8400H and Core i5-8310Y processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	1246	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Laptop
Series	Intel Core i5	Intel Core i5
Power efficiency	10.12	no data
Architecture codename	Coffee Lake-H (2018−2019)	Amber Lake (2018−2019)
Release date	2 April 2018 (6 years ago)	4 April 2019 (5 years ago)
Launch price (MSRP)	$250	no data

Detailed specifications

Core i5-8400H and Core i5-8310Y 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	4 (Quad-Core)	2 (Dual-core)
Threads	8	4
Base clock speed	2.5 GHz	1.6 GHz
Boost clock speed	4.2 GHz	3.9 GHz
Bus type	DMI 3.0	OPI
Bus rate	4 × 8 GT/s	4 GT/s
Multiplier	25	16
L1 cache	64K (per core)	128 KB
L2 cache	256K (per core)	512 KB
L3 cache	12 MB (shared)	4 MB
Chip lithography	14 nm	14 nm
Die size	126 mm2	no data
Maximum core temperature	100 °C	100 °C
Maximum case temperature (TCase)	72 °C	no data
64 bit support	+	+
Windows 11 compatibility	+	+

Compatibility

Information on Core i5-8400H and Core i5-8310Y 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	FCBGA1440	FCBGA1515
Power consumption (TDP)	45 Watt	7 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i5-8400H and Core i5-8310Y. 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	+	+
vPro	+	no data
Enhanced SpeedStep (EIST)	+	+
Speed Shift	+	+
My WiFi	+	+
Turbo Boost Technology	2.0	2.0
Hyper-Threading Technology	+	+
TSX	+	-
Idle States	+	+
Thermal Monitoring	+	+
Flex Memory Access	+	+
SIPP	+	-
Smart Response	no data	+

Security technologies

Core i5-8400H and Core i5-8310Y technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	+
EDB	+	+
Secure Key	+	+
MPX	+	+
Identity Protection	+	+
SGX	Yes with Intel® ME	Yes with Intel® ME
OS Guard	+	+

Virtualization technologies

Virtual machine speed-up technologies supported by Core i5-8400H and Core i5-8310Y are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i5-8400H and Core i5-8310Y. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4	LPDDR3-2133, DDR3L-1600
Maximum memory size	64 GB	16 GB
Max memory channels	2	2
Maximum memory bandwidth	42.671 GB/s	42.671 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card Compare	Intel UHD Graphics 630	Intel UHD Graphics 617
Max video memory	64 GB	16 GB
Quick Sync Video	+	+
Clear Video	+	+
Clear Video HD	+	+
Graphics max frequency	1.1 GHz	1.05 GHz
InTru 3D	+	no data

Graphics interfaces

Available interfaces and connections of Core i5-8400H and Core i5-8310Y integrated GPUs.

Number of displays supported	3	3
eDP	+	+
DisplayPort	+	+
HDMI	+	+
DVI	+	+

Graphics image quality

Maximum display resolutions supported by Core i5-8400H and Core i5-8310Y integrated GPUs, including resolutions over different interfaces.

4K resolution support	+	+
Max resolution over HDMI 1.4	4096x2304@30Hz	4096x2304@24Hz
Max resolution over eDP	4096x2304@60Hz	3840x2160@60Hz
Max resolution over DisplayPort	4096x2304@60Hz	3840x2160@60Hz
Max resolution over VGA	N/A	no data

Graphics API support

APIs supported by Core i5-8400H and Core i5-8310Y integrated GPUs, sometimes API versions are included.

DirectX	12	12
OpenGL	4.5	4.5

Peripherals

Specifications and connection of peripherals supported by Core i5-8400H and Core i5-8310Y.

PCIe version	3.0	3.0
PCI Express lanes	16	10

Pros & cons summary

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Integrated graphics card	3.09	2.23
Recency	2 April 2018	4 April 2019
Physical cores	4	2
Threads	8	4
Power consumption (TDP)	45 Watt	7 Watt

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