i7-11700B vs Pentium Gold 5405U

Place in the ranking	2152	520
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Laptop
Series	Intel Pentium, Pentium Gold	no data
Power efficiency	9.34	20.41
Architecture codename	Whiskey Lake-U (2018−2019)	no data
Release date	23 January 2019 (5 years ago)	1 April 2021 (3 years ago)
Launch price (MSRP)	$161	no data

Detailed specifications

Pentium Gold 5405U and Core i7-11700B 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	2 (Dual-core)	8 (Octa-Core)
Threads	4	16
Base clock speed	2.3 GHz	3.2 GHz
Boost clock speed	2.3 GHz	4.8 GHz
Bus type	OPI	no data
Bus rate	4 GT/s	8 GT/s
Multiplier	23	no data
L1 cache	64 KB (per core)	no data
L2 cache	256 KB (per core)	no data
L3 cache	2 MB (shared)	24 MB
Chip lithography	14 nm	10 nm SuperFin
Maximum core temperature	100 °C	100 °C
64 bit support	+	+
Windows 11 compatibility	+	-

Compatibility

Information on Pentium Gold 5405U and Core i7-11700B 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	FCBGA1528	FCBGA1787
Power consumption (TDP)	15 Watt	65 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Pentium Gold 5405U and Core i7-11700B. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI	+	+
Enhanced SpeedStep (EIST)	+	+
Speed Shift	+	+
My WiFi	+	no data
Turbo Boost Technology	-	no data
Hyper-Threading Technology	+	+
Idle States	+	+
Thermal Monitoring	+	+
Flex Memory Access	+	+
Smart Response	+	no data
Turbo Boost Max 3.0	no data	+
Deep Learning Boost	-	+

Security technologies

Pentium Gold 5405U and Core i7-11700B technologies aimed at improving security, for example, by protecting against hacks.

TXT	-	-
EDB	+	+
Secure Key	+	+
Identity Protection	+	+
SGX	Yes with Intel® ME	Yes with Intel® ME
OS Guard	+	+

Virtualization technologies

Virtual machine speed-up technologies supported by Pentium Gold 5405U and Core i7-11700B are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Pentium Gold 5405U and Core i7-11700B. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3, DDR4	Up to 3200 MT/s
Maximum memory size	64 GB	128 GB
Max memory channels	2	2
Maximum memory bandwidth	38.397 GB/s	51.2 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel® UHD Graphics for 8th Generation Intel® Processors	Intel® UHD Graphics for 11th Gen Intel® Processors
Max video memory	32 GB	no data
Quick Sync Video	+	+
Clear Video	+	no data
Clear Video HD	+	no data
Graphics max frequency	950 MHz	1.45 GHz
Execution Units	no data	32

Graphics interfaces

Available interfaces and connections of Pentium Gold 5405U and Core i7-11700B integrated GPUs.

Number of displays supported	3	4
eDP	+	no data
DisplayPort	+	-
HDMI	+	-
DVI	+	no data

Graphics image quality

Maximum display resolutions supported by Pentium Gold 5405U and Core i7-11700B integrated GPUs, including resolutions over different interfaces.

4K resolution support	+	+
Max resolution over HDMI 1.4	4096x2304@24Hz	4096x2304@60Hz
Max resolution over eDP	4096x2304@60Hz	4096 x 2304@60Hz
Max resolution over DisplayPort	4096x2304@60Hz	7680x4320@60Hz

Graphics API support

APIs supported by Pentium Gold 5405U and Core i7-11700B integrated GPUs, sometimes API versions are included.

DirectX	12	12
OpenGL	4.5	4.6

Peripherals

Specifications and connection of peripherals supported by Pentium Gold 5405U and Core i7-11700B.

PCIe version	2.0	no data
PCI Express lanes	12	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.

Pentium Gold 5405U 1.48

i7-11700B 14.02
+847%

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.

Pentium Gold 5405U 2357

i7-11700B 22278
+845%

Gaming performance

Pros & cons summary

Performance score	1.48	14.02
Recency	23 January 2019	1 April 2021
Physical cores	2	8
Threads	4	16
Chip lithography	14 nm	10 nm
Power consumption (TDP)	15 Watt	65 Watt

Pentium Gold 5405U has 333.3% lower power consumption.

i7-11700B, on the other hand, has a 847.3% higher aggregate performance score, an age advantage of 2 years, 300% more physical cores and 300% more threads, and a 40% more advanced lithography process.

The Core i7-11700B is our recommended choice as it beats the Pentium Gold 5405U in performance tests.

Should you still have questions on choice between Pentium Gold 5405U and Core i7-11700B, ask them in Comments section, and we shall answer.