Pentium 1403 v2 vs i7-11700K

Place in the ranking	445	2175
Place by popularity	not in top-100	not in top-100
Market segment	Desktop processor	Server
Series	Intel Core i7	no data
Power efficiency	11.71	1.71
Architecture codename	Rocket Lake (2021)	Ivy Bridge-EN (2013−2014)
Release date	16 March 2021 (3 years ago)	9 January 2014 (10 years ago)

Detailed specifications

Core i7-11700K and Pentium 1403 v2 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	8 (Octa-Core)	2 (Dual-core)
Threads	16	2
Base clock speed	3.6 GHz	2.6 GHz
Boost clock speed	5 GHz	2.6 GHz
Bus rate	8 GT/s	0 GT/s
L1 cache	64K (per core)	64K (per core)
L2 cache	512K (per core)	256K (per core)
L3 cache	16 MB (shared)	6 MB (shared)
Chip lithography	14 nm	22 nm
Die size	no data	133 mm²
Maximum core temperature	100 °C	no data
Maximum case temperature (TCase)	72 °C	80 °C
Number of transistors	no data	1,008 million
64 bit support	+	+
Windows 11 compatibility	+	-
Unlocked multiplier	+	-
VID voltage range	no data	0.65-1.3V

Compatibility

Information on Core i7-11700K and Pentium 1403 v2 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	FCLGA1200	1356
Power consumption (TDP)	125 Watt	80 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-11700K and Pentium 1403 v2. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512	Intel® AVX
AES-NI	+	+
FMA	+	-
AVX	+	+
vPro	+	no data
Enhanced SpeedStep (EIST)	+	+
Turbo Boost Technology	2.0	-
Hyper-Threading Technology	+	-
TSX	+	-
Idle States	+	+
Thermal Monitoring	+	+
Flex Memory Access	no data	-
SIPP	+	-
Demand Based Switching	no data	+
PAE	no data	46 Bit
Turbo Boost Max 3.0	+	no data
Deep Learning Boost	+	-

Security technologies

Core i7-11700K and Pentium 1403 v2 technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-11700K and Pentium 1403 v2 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-11700K and Pentium 1403 v2. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4	DDR3-800, DDR3-1066, DDR3-1333, DDR3-1600
Maximum memory size	128 GB	384 GB
Max memory channels	2	3
Maximum memory bandwidth	50 GB/s	38.4 GB/s
ECC memory support	-	+

Graphics specifications

General parameters of integrated GPUs, if any.

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

Graphics interfaces

Available interfaces and connections of Core i7-11700K and Pentium 1403 v2 integrated GPUs.

Number of displays supported

no data

Graphics image quality

Maximum display resolutions supported by Core i7-11700K and Pentium 1403 v2 integrated GPUs, including resolutions over different interfaces.

4K resolution support	+	no data
Max resolution over HDMI 1.4	4096x2160@60Hz	no data
Max resolution over eDP	5120 x 3200 @60Hz	no data
Max resolution over DisplayPort	5120 x 3200 @60Hz	no data

Graphics API support

APIs supported by Core i7-11700K and Pentium 1403 v2 integrated GPUs, sometimes API versions are included.

DirectX	12.1	no data
OpenGL	4.5	no data

Peripherals

Specifications and connection of peripherals supported by Core i7-11700K and Pentium 1403 v2.

PCIe version	4.0	3.0
PCI Express lanes	20	24

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.

i7-11700K 15.76
+972%

Pentium 1403 v2 1.47

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.

i7-11700K 24573
+976%

Pentium 1403 v2 2284

Gaming performance

Pros & cons summary

Performance score	15.76	1.47
Recency	16 March 2021	9 January 2014
Physical cores	8	2
Threads	16	2
Chip lithography	14 nm	22 nm
Power consumption (TDP)	125 Watt	80 Watt

i7-11700K has a 972.1% higher aggregate performance score, an age advantage of 7 years, 300% more physical cores and 700% more threads, and a 57.1% more advanced lithography process.

Pentium 1403 v2, on the other hand, has 56.3% lower power consumption.

The Core i7-11700K is our recommended choice as it beats the Pentium 1403 v2 in performance tests.

Note that Core i7-11700K is a desktop processor while Pentium 1403 v2 is a server/workstation one.

Should you still have questions on choice between Core i7-11700K and Pentium 1403 v2, ask them in Comments section, and we shall answer.