Intel Core i3-9300T vs Intel Core i5-8400T

Comparative analysis of Intel Core i3-9300T and Intel Core i5-8400T processors for all known characteristics in the following categories: Essentials, Performance, Memory, Graphics, Graphics interfaces, Graphics image quality, Graphics API support, Compatibility, Peripherals, Security & Reliability, Advanced Technologies, Virtualization. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core.

Intel Core i3-9300T

Intel Core i5-8400T

Differences

Reasons to consider the Intel Core i3-9300T

CPU is newer: launch date 1 year(s) 0 month(s) later
Around 15% higher clock speed: 3.80 GHz vs 3.30 GHz
Around 20% better performance in PassMark - Single thread mark: 2302 vs 1920

Specifications (specs)
Launch date	23 April 2019 vs April 2018
Maximum frequency	3.80 GHz vs 3.30 GHz
Benchmarks
PassMark - Single thread mark	2302 vs 1920

Reasons to consider the Intel Core i5-8400T

2 more cores, run more applications at once: 6 vs 4
2 more threads: 6 vs 4
Around 22% higher maximum core temperature: 100°C vs 82 °C
Around 50% more L1 cache; more data can be stored in the L1 cache for quick access later
Around 50% more L2 cache; more data can be stored in the L2 cache for quick access later
Around 13% more L3 cache; more data can be stored in the L3 cache for quick access later
2x more maximum memory size: 128 GB vs 64 GB
Around 21% better performance in PassMark - CPU mark: 7441 vs 6164

Specifications (specs)
Number of cores	6 vs 4
Number of threads	6 vs 4
Maximum core temperature	100°C vs 82 °C
L1 cache	64 KB (per core) vs 256 KB
L2 cache	256 KB (per core) vs 1 MB
L3 cache	9216 KB (shared) vs 8 MB
Maximum memory size	128 GB vs 64 GB
Benchmarks
PassMark - CPU mark	7441 vs 6164

Compare benchmarks

CPU 1: Intel Core i3-9300T
CPU 2: Intel Core i5-8400T

PassMark - Single thread mark

CPU 1

CPU 2

2302

1920

PassMark - CPU mark

CPU 1

CPU 2

6164

7441

Name	Intel Core i3-9300T	Intel Core i5-8400T
PassMark - Single thread mark	2302	1920
PassMark - CPU mark	6164	7441
Geekbench 4 - Single Core		861
Geekbench 4 - Multi-Core		3657

Compare specifications (specs)

	Intel Core i3-9300T	Intel Core i5-8400T
Essentials
Architecture codename	Coffee Lake	Coffee Lake
Family	Core i3
Launch date	23 April 2019	April 2018
Launch price (MSRP)	$143
Place in performance rating	999	1502
Processor Number	i3-9300T	i5-8400T
Vertical segment	Desktop	Desktop
Price now		$179
Series		8th Generation Intel® Core™ i5 Processors
Status		Launched
Value for money (0-100)		15.83
Performance
64 bit support
Base frequency	3.20 GHz	1.70 GHz
Bus Speed	8 GT/s DMI3	8 GT/s DMI3
L1 cache	256 KB	64 KB (per core)
L2 cache	1 MB	256 KB (per core)
L3 cache	8 MB	9216 KB (shared)
Manufacturing process technology	14 nm	14 nm
Maximum core temperature	82 °C	100°C
Maximum frequency	3.80 GHz	3.30 GHz
Number of cores	4	6
Number of threads	4	6
Maximum case temperature (TCase)		72 °C
Memory
ECC memory support
Max memory channels	2	2
Maximum memory bandwidth	37.5 GB/s	41.6 GB/s
Maximum memory size	64 GB	128 GB
Supported memory types	DDR4-2400	DDR4-2666
Graphics
Device ID	0x3E91	0x3E92
Graphics base frequency	350 MHz	350 MHz
Graphics max dynamic frequency	1.10 GHz	1.05 GHz
Intel® Clear Video HD technology
Intel® Clear Video technology
Intel® InTru™ 3D technology
Intel® Quick Sync Video
Max video memory	64 GB	64 GB
Processor graphics	Intel UHD Graphics 630	Intel® UHD Graphics 630
Graphics interfaces
Number of displays supported	3	3
Graphics image quality
4K resolution support
Max resolution over DisplayPort	4096x2304@60Hz	4096x2304@60Hz
Max resolution over eDP	4096x2304@60Hz	4096x2304@60Hz
Max resolution over HDMI 1.4	4096x2304@24Hz	4096x2304@24Hz
Graphics API support
DirectX	12	12
OpenGL	4.5	4.5
Compatibility
Configurable TDP-down	25 Watt	25 W
Configurable TDP-down Frequency	2.50 GHz	1.20 GHz
Max number of CPUs in a configuration	1	1
Sockets supported	FCLGA1151	FCLGA1151
Thermal Design Power (TDP)	35 Watt	35 Watt
Low Halogen Options Available
Package Size		37.5mm x 37.5mm
Thermal Solution		PCG 2015A (35W)
Peripherals
Max number of PCIe lanes	16	16
PCI Express revision	3.0	3.0
PCIe configurations	1x16, 2x8, 1x8+2x4	Up to 1x16, 2x8, 1x8+2x4
Scalability	1S Only	1S Only
Security & Reliability
Execute Disable Bit (EDB)
Intel® Identity Protection technology
Intel® Memory Protection Extensions (Intel® MPX)
Intel® OS Guard
Intel® Secure Key technology
Intel® Software Guard Extensions (Intel® SGX)
Intel® Trusted Execution technology (TXT)
Secure Boot
Advanced Technologies
Enhanced Intel SpeedStep® technology
Idle States
Intel 64
Intel® Advanced Vector Extensions 2 (AVX2)
Intel® AES New Instructions
Intel® Hyper-Threading technology
Intel® Optane™ Memory Supported
Intel® Stable Image Platform Program (SIPP)
Intel® TSX-NI
Intel® Turbo Boost technology
Intel® vPro™ Platform Eligibility
Thermal Monitoring
Instruction set extensions		Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
Intel® Advanced Vector Extensions (AVX)
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)