i3-1000G1 vs i5-6400

Primary details

Comparing Core i5-6400 and Core i3-1000G1 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	1547	not rated
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	0.71	no data
Market segment	Desktop processor	Laptop
Series	Intel Core i5	Intel Ice Lake
Power efficiency	4.97	no data
Architecture codename	Skylake (2015−2016)	Ice Lake (Client) (2019)
Release date	1 September 2015 (9 years ago)	1 August 2019 (5 years ago)
Launch price (MSRP)	$187	no data

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Core i5-6400 and Core i3-1000G1 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	4	4
Base clock speed	2.7 GHz	1.1 GHz
Boost clock speed	3.3 GHz	3.2 GHz
Bus type	DMI 3.0	OPI
Bus rate	4 × 8 GT/s	4 × 4 GT/s
Multiplier	27	11
L1 cache	256 KB	160 KB
L2 cache	1 MB	1 MB
L3 cache	6 MB (shared)	4 MB (shared)
Chip lithography	14 nm	10 nm
Die size	122 mm2	no data
Maximum core temperature	no data	100 °C
Maximum case temperature (TCase)	72 °C	72 °C
64 bit support	+	+
Windows 11 compatibility	-	+

Compatibility

Information on Core i5-6400 and Core i3-1000G1 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	Intel BGA1440
Power consumption (TDP)	65 Watt	9 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i5-6400 and Core i3-1000G1. 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, Intel® AVX-512
AES-NI	+	+
FMA	-	+
AVX	+	+
vPro	+	no data
Enhanced SpeedStep (EIST)	+	+
Speed Shift	no data	+
Turbo Boost Technology	2.0	2.0
Hyper-Threading Technology	-	+
Idle States	+	+
Thermal Monitoring	+	+
Deep Learning Boost	-	+

Security technologies

Core i5-6400 and Core i3-1000G1 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 i5-6400 and Core i3-1000G1 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i5-6400 and Core i3-1000G1. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3, DDR4	DDR4
Maximum memory size	64 GB	32 GB
Max memory channels	2	2
Maximum memory bandwidth	34.134 GB/s	59.732 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel HD Graphics 530	Intel® UHD Graphics for 10th Gen Intel® Processors
Max video memory	64 GB	no data
Quick Sync Video	+	+
Clear Video	+	no data
Clear Video HD	+	no data
Graphics max frequency	950 MHz	900 MHz
InTru 3D	+	no data

Graphics interfaces

Available interfaces and connections of Core i5-6400 and Core i3-1000G1 integrated GPUs.

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

Graphics image quality

Maximum display resolutions supported by Core i5-6400 and Core i3-1000G1 integrated GPUs, including resolutions over different interfaces.

4K resolution support	+	no data
Max resolution over HDMI 1.4	4096x2304@24Hz	4096 x 2304@60Hz
Max resolution over eDP	4096x2304@60Hz	5120 x 3200@60Hz
Max resolution over DisplayPort	4096x2304@60Hz	5120 x 3200@60Hz
Max resolution over VGA	N/A	no data

Graphics API support

APIs supported by Core i5-6400 and Core i3-1000G1 integrated GPUs, sometimes API versions are included.

DirectX	12	12
OpenGL	4.5	4.6

Peripherals

Specifications and connection of peripherals supported by Core i5-6400 and Core i3-1000G1.

PCIe version	3.0	3.0
PCI Express lanes	16	no data

Pros & cons summary

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Recency	1 September 2015	1 August 2019
Physical cores	4	2
Chip lithography	14 nm	10 nm
Power consumption (TDP)	65 Watt	9 Watt

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Should you still have questions on choice between Core i5-6400 and Core i3-1000G1, ask them in Comments section, and we shall answer.

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