i5-1235U (IPU) vs Atom C3958

Primary details

Comparing Atom C3958 and Core i5-1235U (IPU) processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	1748	not rated
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	0.54	no data
Market segment	Server	Laptop
Series	Intel Atom	no data
Power efficiency	7.54	no data
Architecture codename	Goldmont (2016−2017)	Alder Lake-U (2022)
Release date	15 August 2017 (7 years ago)	23 February 2022 (2 years ago)
Launch price (MSRP)	$449	no data

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Atom C3958 and Core i5-1235U (IPU) 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	16 (Hexadeca-Core)	10 (Deca-Core)
Threads	16	12
Base clock speed	2 GHz	1.3 GHz
Boost clock speed	2 GHz	4.4 GHz
Multiplier	20	no data
L1 cache	896 KB	80K (per core)
L2 cache	16 MB	1.25 MB (per core)
L3 cache	16 MB	12 MB (shared)
Chip lithography	14 nm	10 nm
Maximum core temperature	83 °C	no data
64 bit support	+	+
Windows 11 compatibility	-	no data

Compatibility

Information on Atom C3958 and Core i5-1235U (IPU) 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
Socket	FCBGA1310	Intel BGA 1744
Power consumption (TDP)	31 Watt	15 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Atom C3958 and Core i5-1235U (IPU). You'll probably need this information if you require some particular technology.

AES-NI	+	+
AVX	-	+
Enhanced SpeedStep (EIST)	+	+
QuickAssist	+	no data
Turbo Boost Technology	-	no data
Hyper-Threading Technology	-	no data
TSX	-	+

Security technologies

Atom C3958 and Core i5-1235U (IPU) technologies aimed at improving security, for example, by protecting against hacks.

TXT	no data	+
EDB	+	no data
Secure Boot	+	no data
Secure Key	+	no data
SGX	-	no data
OS Guard	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Atom C3958 and Core i5-1235U (IPU) are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Atom C3958 and Core i5-1235U (IPU). Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4: 2400	DDR4, DDR5 Dual-channel
Maximum memory size	256 GB	no data
Max memory channels	2	no data
Maximum memory bandwidth	38.397 GB/s	no data
ECC memory support	+	-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

no data

Iris Xe 80EU

Peripherals

Specifications and connection of peripherals supported by Atom C3958 and Core i5-1235U (IPU).

PCIe version	3	4.0
PCI Express lanes	16	20
USB revision	3	no data
Total number of SATA ports	16	no data
Max number of SATA 6 Gb/s Ports	16	no data
Number of USB ports	8	no data
Integrated LAN	4x10/2.5/1 GBE	no data

Pros & cons summary

---

Recency	15 August 2017	23 February 2022
Physical cores	16	10
Threads	16	12
Chip lithography	14 nm	10 nm
Power consumption (TDP)	31 Watt	15 Watt

---

Should you still have questions on choice between Atom C3958 and Core i5-1235U (IPU), ask them in Comments section, and we shall answer.

Vote for your favorite

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite CPU.

---