Pentium 1403 vs Core i5-10400F

Primary details

Comparing Core i5-10400F and Pentium 1403 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	849	2253
Place by popularity	12	not in top-100
Cost-effectiveness evaluation	42.31	9.99
Market segment	Desktop processor	Server
Architecture codename	Comet Lake (2020)	no data
Release date	30 April 2020 (4 years ago)	1 April 2012 (12 years ago)
Launch price (MSRP)	$155	no data
Current price	$109 (0.7x MSRP)	$12.40

Cost-effectiveness evaluation

Performance per price, higher is better.

i5-10400F has 324% better value for money than Pentium 1403.

Detailed specifications

Core i5-10400F and Pentium 1403 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)	2 (Dual-core)
Threads	12	2
Base clock speed	2.9 GHz	2.6 GHz
Boost clock speed	4.3 GHz	no data
L1 cache	64K (per core)	no data
L2 cache	256K (per core)	no data
L3 cache	12 MB (shared)	5 MB
Chip lithography	14 nm	32 nm
Maximum core temperature	100 °C	no data
Maximum case temperature (TCase)	72 °C	no data
64 bit support	+	+
Windows 11 compatibility	+	-
Unlocked multiplier	No	No
VID voltage range	no data	0.6V-1.35V

Compatibility

Information on Core i5-10400F and Pentium 1403 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	no data
Power consumption (TDP)	65 Watt	80 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i5-10400F and Pentium 1403. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2	Intel® AVX
AES-NI	+	+
AVX	+	no data
vPro	no data	+
Enhanced SpeedStep (EIST)	+	+
Turbo Boost Technology	2.0	-
Hyper-Threading Technology	+	-
TSX	-	no data
Idle States	+	+
Thermal Monitoring	+	+
Flex Memory Access	no data	+
SIPP	-	no data
Demand Based Switching	no data	+
Turbo Boost Max 3.0	-	no data
Status	Launched	Launched

Security technologies

Core i5-10400F and Pentium 1403 technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Core i5-10400F and Pentium 1403 are enumerated here.

VT-d	+	+
VT-x	+	+
EPT	+	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i5-10400F and Pentium 1403. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4	DDR3-800, DDR3-1066
Maximum memory size	128 GB	375 GB
Max memory channels	2	3
Maximum memory bandwidth	41.6 GB/s	25 GB/s
ECC memory support	-	+

Peripherals

Specifications and connection of peripherals supported by Core i5-10400F and Pentium 1403.

PCIe version	3.0	3.0
PCI Express lanes	16	24

Synthetic benchmark performance

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

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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.

Core i5-10400F outperforms Pentium 1403 by 602% based on our aggregate benchmark results.

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Pros & cons summary

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Performance score	8.42	1.20
Recency	30 April 2020	1 April 2012
Physical cores	6	2
Threads	12	2
Chip lithography	14 nm	32 nm
Power consumption (TDP)	65 Watt	80 Watt

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Should you still have questions on choice between Core i5-10400F and Pentium 1403, ask them in Comments section, and we shall answer.

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