i7-11700K vs Pentium 4405Y

Place in the ranking	2489	444
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Desktop processor
Series	Intel Pentium	Intel Core i7
Power efficiency	15.14	11.71
Architecture codename	Skylake (2015−2016)	Rocket Lake (2021)
Release date	1 September 2015 (9 years ago)	16 March 2021 (3 years ago)
Launch price (MSRP)	$161	no data

Detailed specifications

Pentium 4405Y and Core i7-11700K 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	1.5 GHz	3.6 GHz
Boost clock speed	1.5 GHz	5 GHz
Bus type	OPI	no data
Bus rate	4 GT/s	8 GT/s
Multiplier	15	no data
L1 cache	128 KB	64K (per core)
L2 cache	512 KB	512K (per core)
L3 cache	2 MB	16 MB (shared)
Chip lithography	14 nm	14 nm
Die size	98.57 mm²	no data
Maximum core temperature	100 °C	100 °C
Maximum case temperature (TCase)	no data	72 °C
Number of transistors	1750 Million	no data
64 bit support	+	+
Windows 11 compatibility	-	+
Unlocked multiplier	-	+

Compatibility

Information on Pentium 4405Y and Core i7-11700K 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	FCBGA1515	FCLGA1200
Power consumption (TDP)	6 Watt	125 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Pentium 4405Y and Core i7-11700K. 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, Intel® AVX-512
AES-NI	+	+
FMA	-	+
AVX	+	+
vPro	no data	+
Enhanced SpeedStep (EIST)	+	+
My WiFi	+	no data
Turbo Boost Technology	-	2.0
Hyper-Threading Technology	+	+
TSX	-	+
Idle States	+	+
Thermal Monitoring	+	+
Flex Memory Access	+	no data
SIPP	-	+
Smart Response	+	no data
Turbo Boost Max 3.0	no data	+
Deep Learning Boost	-	+

Security technologies

Pentium 4405Y and Core i7-11700K technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Pentium 4405Y and Core i7-11700K are enumerated here.

AMD-V	+	-
VT-d	+	+
VT-x	+	+
EPT	+	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Pentium 4405Y and Core i7-11700K. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR4
Maximum memory size	16 GB	128 GB
Max memory channels	2	2
Maximum memory bandwidth	29.861 GB/s	50 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card Compare	Intel HD Graphics 515	Intel UHD Graphics 750
Max video memory	16 GB	64 GB
Quick Sync Video	+	+
Clear Video	+	+
Clear Video HD	+	+
Graphics max frequency	800 MHz	1.3 GHz
Execution Units	no data	32
InTru 3D	no data	+

Graphics interfaces

Available interfaces and connections of Pentium 4405Y and Core i7-11700K integrated GPUs.

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

Graphics image quality

Maximum display resolutions supported by Pentium 4405Y and Core i7-11700K integrated GPUs, including resolutions over different interfaces.

4K resolution support	+	+
Max resolution over HDMI 1.4	4096x2304@24Hz	4096x2160@60Hz
Max resolution over eDP	3840x2160@60Hz	5120 x 3200 @60Hz
Max resolution over DisplayPort	3840x2160@60Hz	5120 x 3200 @60Hz
Max resolution over VGA	N/A	no data

Graphics API support

APIs supported by Pentium 4405Y and Core i7-11700K integrated GPUs, sometimes API versions are included.

DirectX	12	12.1
OpenGL	4.4	4.5

Peripherals

Specifications and connection of peripherals supported by Pentium 4405Y and Core i7-11700K.

PCIe version	3.0	4.0
PCI Express lanes	10	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 4405Y 0.96

i7-11700K 15.47
+1511%

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 4405Y 1526

i7-11700K 24570
+1510%

Gaming performance

Pros & cons summary

Performance score	0.96	15.47
Integrated graphics card	1.64	4.49
Recency	1 September 2015	16 March 2021
Physical cores	2	8
Threads	4	16
Power consumption (TDP)	6 Watt	125 Watt

Pentium 4405Y has 1983.3% lower power consumption.

i7-11700K, on the other hand, has a 1511.5% higher aggregate performance score, 173.8% faster integrated GPU, an age advantage of 5 years, and 300% more physical cores and 300% more threads.

The Core i7-11700K is our recommended choice as it beats the Pentium 4405Y in performance tests.

Be aware that Pentium 4405Y is a notebook processor while Core i7-11700K is a desktop one.

Should you still have questions on choice between Pentium 4405Y and Core i7-11700K, ask them in Comments section, and we shall answer.