Core i5-1235U (IPU) vs Xeon E3-1271 v3

Primary details

Comparing Xeon E3-1271 v3 and Core i5-1235U (IPU) processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	1176	not rated
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	1.56	no data
Market segment	Server	Laptop
Architecture codename	no data	Alder Lake-U (2022)
Release date	1 April 2014 (10 years ago)	23 February 2022 (2 years ago)
Current price	$389	no data

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Xeon E3-1271 v3 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	4 (Quad-Core)	10 (Deca-Core)
Threads	8	12
Base clock speed	3.6 GHz	1.3 GHz
Boost clock speed	4 GHz	4.4 GHz
L1 cache	no data	80K (per core)
L2 cache	no data	1.25 MB (per core)
L3 cache	8 MB Intel® Smart Cache	12 MB (shared)
Chip lithography	22 nm	10 nm
64 bit support	+	+
Windows 11 compatibility	-	no data
Unlocked multiplier	No	No

Compatibility

Information on Xeon E3-1271 v3 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	1
Socket	FCLGA1150	Intel BGA 1744
Power consumption (TDP)	80 Watt	15 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E3-1271 v3 and Core i5-1235U (IPU). 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	no data	+
Enhanced SpeedStep (EIST)	+	+
Turbo Boost Technology	2.0	no data
Hyper-Threading Technology	+	no data
TSX	+	+
Idle States	+	no data
Thermal Monitoring	+	no data
Flex Memory Access	+	no data
SIPP	+	no data
Fast Memory Access	+	no data
Status	Discontinued	no data

Security technologies

Xeon E3-1271 v3 and Core i5-1235U (IPU) technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	+
EDB	+	no data
Secure Key	+	no data
Identity Protection	+	no data
OS Guard	+	no data
Anti-Theft	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon E3-1271 v3 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 Xeon E3-1271 v3 and Core i5-1235U (IPU). Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3L-1333, DDR3L-1600	DDR4, DDR5 Dual-channel
Maximum memory size	32 GB	no data
Max memory channels	2	no data
Maximum memory bandwidth	25.6 GB/s	no data
ECC memory support	+	no data

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 Xeon E3-1271 v3 and Core i5-1235U (IPU).

PCIe version	3.0	4.0
PCI Express lanes	16	20

Pros & cons summary

---

Recency	1 April 2014	23 February 2022
Physical cores	4	10
Threads	8	12
Chip lithography	22 nm	10 nm
Power consumption (TDP)	80 Watt	15 Watt

---

Should you still have questions on choice between Xeon E3-1271 v3 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.

---