Core i7-11700KF vs Core i7-3520M

Primary details

Comparing Core i7-3520M and Core i7-11700KF processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	1880	399
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	no data	46.99
Market segment	Laptop	Desktop processor
Series	Intel Core i7	no data
Architecture codename	Ivy Bridge (2012−2013)	Rocket Lake (2021)
Release date	3 June 2012 (11 years ago)	16 March 2021 (3 years ago)
Launch price (MSRP)	$346	no data
Current price	$273 (0.8x MSRP)	$259

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Core i7-3520M and Core i7-11700KF 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	2.9 GHz	3.6 GHz
Boost clock speed	3.6 GHz	5 GHz
L1 cache	128 KB	64K (per core)
L2 cache	512 KB	256K (per core)
L3 cache	4 MB	16 MB (shared)
Chip lithography	22 nm	14 nm
Die size	118 mm2	no data
Maximum core temperature	105 °C	100 °C
Maximum case temperature (TCase)	no data	72 °C
64 bit support	+	+
Windows 11 compatibility	-	+
Unlocked multiplier	No	Yes

Compatibility

Information on Core i7-3520M and Core i7-11700KF 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	FCBGA1023,FCPGA988	FCLGA1200
Power consumption (TDP)	35 Watt	125 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-3520M and Core i7-11700KF. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® AVX	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512
AES-NI	+	+
AVX	+	+
Enhanced SpeedStep (EIST)	+	+
My WiFi	+	no data
Turbo Boost Technology	2.0	2.0
Hyper-Threading Technology	+	+
TSX	no data	+
Idle States	+	+
Thermal Monitoring	+	+
Flex Memory Access	+	no data
SIPP	no data	-
Demand Based Switching	-	no data
Turbo Boost Max 3.0	no data	+
FDI	+	no data
Fast Memory Access	+	no data
Status	Discontinued	Discontinued

Security technologies

Core i7-3520M and Core i7-11700KF technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-3520M and Core i7-11700KF are enumerated here.

AMD-V	+	no data
VT-d	+	+
VT-x	+	+
EPT	+	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-3520M and Core i7-11700KF. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR4-3200
Maximum memory size	32 GB	128 GB
Max memory channels	2	2
Maximum memory bandwidth	25.6 GB/s	50 GB/s
ECC memory support	-	-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel HD Graphics 4000	no data
Quick Sync Video	+	no data
Clear Video HD	+	no data
Graphics max frequency	1.25 GHz	no data
InTru 3D	+	no data

Graphics interfaces

Available interfaces and connections of Core i7-3520M and Core i7-11700KF integrated GPUs.

Number of displays supported	3	no data
eDP	+	no data
DisplayPort	+	no data
HDMI	+	no data
SDVO	+	no data
CRT	+	no data

Peripherals

Specifications and connection of peripherals supported by Core i7-3520M and Core i7-11700KF.

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.

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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 i7-11700KF outperforms Core i7-3520M by 735% based on our aggregated benchmark results.

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Pros & cons summary

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Performance score	1.86	15.53
Recency	3 June 2012	16 March 2021
Physical cores	2	8
Threads	4	16
Chip lithography	22 nm	14 nm
Power consumption (TDP)	35 Watt	125 Watt

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Should you still have questions on choice between Core i7-3520M and Core i7-11700KF, ask them in Comments section, and we shall answer.

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