Core i3-1215U vs Core i3-11100B

General info

Comparing Core i3-11100B and Core i3-1215U processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	879	897
Place by popularity	not in top-100	14
Market segment	Laptop	Laptop
Series	no data	Intel Alder Lake-M
Architecture codename	no data	Alder Lake-U (2022)
Release date	1 April 2021 (3 years ago)	23 February 2022 (2 years ago)

Technical specs

Core i3-11100B and Core i3-1215U 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)	6 (Hexa-Core)
Threads	8	8
Base clock speed	3.6 GHz	1.2 GHz
Boost clock speed	4.4 GHz	4.4 GHz
L1 cache	no data	80K (per core)
L2 cache	no data	1.25 MB (per core)
L3 cache	12 MB	10 MB (shared)
Chip lithography	10 nm SuperFin	Intel 7 nm
Maximum core temperature	100 °C	100 °C
64 bit support	+	+
Windows 11 compatibility	-	+
Unlocked multiplier	No	No

Compatibility

Information on Core i3-11100B and Core i3-1215U 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	no data	FCBGA1744
Power consumption (TDP)	65 Watt	15 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i3-11100B and Core i3-1215U. You'll probably need this information if you require some particular technology.

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

Security technologies

Core i3-11100B and Core i3-1215U technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Core i3-11100B and Core i3-1215U are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i3-11100B and Core i3-1215U. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	Up to 3200 MT/s	DDR4, DDR4, DDR5, DDR5
Maximum memory size	128 GB	64 GB
Max memory channels	2	2
Maximum memory bandwidth	45.8 GB/s	no data
ECC memory support	-	-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel® UHD Graphics for 11th Gen Intel® Processors	Intel® UHD Graphics for 12th Gen Intel® Processors
Quick Sync Video	+	+
Graphics max frequency	1.4 GHz	1.1 GHz
Execution Units	16	64

Graphics interfaces

Available interfaces and connections of Core i3-11100B and Core i3-1215U integrated GPUs.

Number of displays supported	4	4
eDP	+	no data
DisplayPort	+	no data
HDMI	+	no data
DVI	+	no data

Graphics image quality

Maximum display resolutions supported by Core i3-11100B and Core i3-1215U integrated GPUs, including resolutions over different interfaces.

4K resolution support	+	no data
Max resolution over HDMI 1.4	4096 x 2304@30Hz	4096 x 2304 @ 60Hz
Max resolution over eDP	4096 x 2304@60Hz	4096 x 2304 @ 120Hz
Max resolution over DisplayPort	4096 x 2304@60Hz	7680 x 4320 @ 60Hz

Graphics API support

APIs supported by Core i3-11100B and Core i3-1215U integrated GPUs, sometimes API versions are included.

DirectX	12	12.1
OpenGL	4.5	4.6

Peripherals

Specifications and connection of peripherals supported by Core i3-11100B and Core i3-1215U.

PCIe version	3.0	4.0
PCI Express lanes	16	20

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.

Core i3-11100B outperforms Core i3-1215U by 3% based on our aggregated benchmark results.

---

Advantages and disadvantages

---

Performance score	7.34	7.14
Recency	1 April 2021	23 February 2022
Physical cores	4	6
Power consumption (TDP)	65 Watt	15 Watt

---

Should you still have questions on choice between Core i3-11100B and Core i3-1215U, ask them in Comments section, and we shall answer.

Vote

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

---