i5-1345U vs i5-10400T

Place in the ranking	1093	814
Place by popularity	not in top-100	not in top-100
Market segment	Desktop processor	Laptop
Series	no data	Intel Raptor Lake-U
Power efficiency	16.60	59.24
Architecture codename	no data	Raptor Lake-U (2023)
Release date	1 April 2020 (4 years ago)	4 January 2023 (1 year ago)
Launch price (MSRP)	no data	$309

Detailed specifications

Core i5-10400T and Core i5-1345U 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)	10 (Deca-Core)
Threads	12	12
Base clock speed	2 GHz	1.6 GHz
Boost clock speed	3.6 GHz	4.7 GHz
Bus rate	8 GT/s	no data
L1 cache	no data	80K (per core)
L2 cache	no data	1.25 MB (per core)
L3 cache	12 MB Intel® Smart Cache	12 MB (shared)
Chip lithography	14 nm	10 nm
Maximum core temperature	100 °C	100 °C
64 bit support	+	+
Windows 11 compatibility	+	+

Compatibility

Information on Core i5-10400T and Core i5-1345U 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	1
Socket	FCLGA1200	Intel BGA 1744
Power consumption (TDP)	35 Watt	15 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i5-10400T and Core i5-1345U. 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)	+	+
Turbo Boost Technology	2.0	no data
Hyper-Threading Technology	+	no data
TSX	-	+
Idle States	+	no data
Thermal Monitoring	+	-
Turbo Boost Max 3.0	-	no data

Security technologies

Core i5-10400T and Core i5-1345U technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Core i5-10400T and Core i5-1345U are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i5-10400T and Core i5-1345U. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-2666	DDR4, DDR5 Dual-channel
Maximum memory size	128 GB	no data
Max memory channels	2	no data
Maximum memory bandwidth	41.6 GB/s	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card Compare	Intel UHD Graphics 630	Intel Iris Xe Graphics G7 80EUs ( - 1250 MHz)
Max video memory	64 GB	no data
Quick Sync Video	+	-
Clear Video	+	no data
Clear Video HD	+	no data
Graphics max frequency	1.1 GHz	no data
InTru 3D	+	no data

Graphics interfaces

Available interfaces and connections of Core i5-10400T and Core i5-1345U integrated GPUs.

Number of displays supported

no data

Graphics image quality

Maximum display resolutions supported by Core i5-10400T and Core i5-1345U integrated GPUs, including resolutions over different interfaces.

4K resolution support	+	no data
Max resolution over HDMI 1.4	4096 x 2160@30Hz	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 i5-10400T and Core i5-1345U 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 i5-10400T and Core i5-1345U.

PCIe version	3.0	4.0
PCI Express lanes	16	8

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.

Combined synthetic benchmark score

This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

i5-10400T 6.14

i5-1345U 9.39
+52.9%

Passmark

Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.

i5-10400T 9754

i5-1345U 14910
+52.9%

Gaming performance

Pros & cons summary

Performance score	6.14	9.39
Integrated graphics card	3.10	7.56
Recency	1 April 2020	4 January 2023
Physical cores	6	10
Chip lithography	14 nm	10 nm
Power consumption (TDP)	35 Watt	15 Watt

i5-1345U has a 52.9% higher aggregate performance score, 143.9% faster integrated GPU, an age advantage of 2 years, 66.7% more physical cores, a 40% more advanced lithography process, and 133.3% lower power consumption.

The Core i5-1345U is our recommended choice as it beats the Core i5-10400T in performance tests.

Note that Core i5-10400T is a desktop processor while Core i5-1345U is a notebook one.

Should you still have questions on choice between Core i5-10400T and Core i5-1345U, ask them in Comments section, and we shall answer.