i7-11700B vs Ryzen 7 3800X

Primary details

Comparing Ryzen 7 3800X and Core i7-11700B processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	486	508
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	15.69	no data
Market segment	Desktop processor	Laptop
Series	AMD Ryzen 7	no data
Power efficiency	13.13	20.66
Architecture codename	Matisse (2019−2020)	no data
Release date	27 May 2019 (5 years ago)	1 April 2021 (3 years ago)
Launch price (MSRP)	$399	no data

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Ryzen 7 3800X 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	8 (Octa-Core)	8 (Octa-Core)
Threads	16	16
Base clock speed	3.9 GHz	3.2 GHz
Boost clock speed	4.5 GHz	4.8 GHz
Bus rate	no data	8 GT/s
L1 cache	512 KB	no data
L2 cache	4 MB	no data
L3 cache	32 MB	24 MB
Chip lithography	7 nm, 12 nm	10 nm SuperFin
Maximum core temperature	no data	100 °C
Number of transistors	19,200 million	no data
64 bit support	+	+
Windows 11 compatibility	+	-
Unlocked multiplier	+	-

Compatibility

Information on Ryzen 7 3800X 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	AM4	FCBGA1787
Power consumption (TDP)	105 Watt	65 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Ryzen 7 3800X and Core i7-11700B. You'll probably need this information if you require some particular technology.

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

Security technologies

Ryzen 7 3800X and Core i7-11700B technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Ryzen 7 3800X and Core i7-11700B are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Ryzen 7 3800X and Core i7-11700B. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4 Dual-channel	Up to 3200 MT/s
Maximum memory size	128 GB	128 GB
Max memory channels	2	2
Maximum memory bandwidth	51.196 GB/s	51.2 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	-	Intel® UHD Graphics for 11th Gen Intel® Processors
Quick Sync Video	-	+
Graphics max frequency	-	1.45 GHz
Execution Units	-	32

Graphics interfaces

Available interfaces and connections of Ryzen 7 3800X and Core i7-11700B integrated GPUs.

Number of displays supported

-

4

Graphics image quality

Maximum display resolutions supported by Ryzen 7 3800X and Core i7-11700B integrated GPUs, including resolutions over different interfaces.

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

Graphics API support

APIs supported by Ryzen 7 3800X and Core i7-11700B integrated GPUs, sometimes API versions are included.

DirectX	-	12
OpenGL	-	4.6

Peripherals

Specifications and connection of peripherals supported by Ryzen 7 3800X and Core i7-11700B.

PCI Express lanes

no data

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.

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Pros & cons summary

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Performance score	15.12	14.73
Recency	27 May 2019	1 April 2021
Chip lithography	7 nm	10 nm
Power consumption (TDP)	105 Watt	65 Watt

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Should you still have questions on choice between Ryzen 7 3800X and Core i7-11700B, ask them in Comments section, and we shall answer.

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