i9-11900 vs Ryzen 9 3950X

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Aggregate performance score

Ryzen 9 3950X
2019
16 cores / 32 threads, 105 Watt
24.37
+70.8%
Core i9-11900
2021
8 cores / 16 threads, 65 Watt
14.27

Ryzen 9 3950X outperforms Core i9-11900 by an impressive 71% based on our aggregate benchmark results.

Primary details

Comparing Ryzen 9 3950X and Core i9-11900 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking210509
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation18.76no data
Market segmentDesktop processorDesktop processor
SeriesAMD Ryzen 9no data
Power efficiency21.9620.78
Architecture codenameMatisse (Zen 2) (2019−2020)Rocket Lake (2021)
Release date11 June 2019 (5 years ago)16 March 2021 (3 years ago)
Launch price (MSRP)$799no data

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Ryzen 9 3950X and Core i9-11900 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 cores16 (Hexadeca-Core)8 (Octa-Core)
Threads3216
Base clock speed3.5 GHz2.5 GHz
Boost clock speed4.7 GHz5.1 GHz
Bus rateno data8 GT/s
L1 cache1 MB64K (per core)
L2 cache8 MB256K (per core)
L3 cache64 MB16 MB (shared)
Chip lithography7 nm, 12 nm14 nm
Die size2 x 72 mm + 125 mm (IO-Die) mm2no data
Maximum core temperatureno data100 °C
Maximum case temperature (TCase)no data72 °C
Number of transistors19,200 millionno data
64 bit support++
Windows 11 compatibility++
Unlocked multiplier+-

Compatibility

Information on Ryzen 9 3950X and Core i9-11900 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 configuration1 (Uniprocessor)1
SocketAM4FCLGA1200
Power consumption (TDP)105 Watt65 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Ryzen 9 3950X and Core i9-11900. You'll probably need this information if you require some particular technology.

Instruction set extensions86x MMX(+), SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, SSE4A,-64, AMD-V, AES, AVX, AVX2, FMA3, SHA, Precision Boost 2Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512
AES-NI++
AVX++
Enhanced SpeedStep (EIST)no data+
Turbo Boost Technologyno data2.0
Hyper-Threading Technologyno data+
TSX-+
Idle Statesno data+
Thermal Monitoring-+
SIPP-+
Turbo Boost Max 3.0no data+
Precision Boost 2+no data
Deep Learning Boost-+

Security technologies

Ryzen 9 3950X and Core i9-11900 technologies aimed at improving security, for example, by protecting against hacks.

TXTno data+
EDBno data+
Secure Keyno data+
Identity Protection-+
SGXno data-
OS Guardno data+

Virtualization technologies

Virtual machine speed-up technologies supported by Ryzen 9 3950X and Core i9-11900 are enumerated here.

AMD-V+-
VT-dno data+
VT-xno data+
EPTno data+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Ryzen 9 3950X and Core i9-11900. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4 Dual-channelDDR4-3200
Maximum memory size128 GB128 GB
Max memory channelsno data2
Maximum memory bandwidth51.196 GB/s50 GB/s
ECC memory support+-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card-Intel UHD Graphics 750
Max video memory-64 GB
Quick Sync Video-+
Clear Video-+
Clear Video HD-+
Graphics max frequency-1.3 GHz
Execution Units-32
InTru 3D-+

Graphics interfaces

Available interfaces and connections of Ryzen 9 3950X and Core i9-11900 integrated GPUs.

Number of displays supported-3

Graphics image quality

Maximum display resolutions supported by Ryzen 9 3950X and Core i9-11900 integrated GPUs, including resolutions over different interfaces.

4K resolution support-+
Max resolution over HDMI 1.4-4096x2160@60Hz
Max resolution over eDP-5120 x 3200 @60Hz
Max resolution over DisplayPort-5120 x 3200 @60Hz

Graphics API support

APIs supported by Ryzen 9 3950X and Core i9-11900 integrated GPUs, sometimes API versions are included.

DirectX-12.1
OpenGL-4.5

Peripherals

Specifications and connection of peripherals supported by Ryzen 9 3950X and Core i9-11900.

PCIe versionno data4.0
PCI Express lanesno data20

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.

Ryzen 9 3950X 24.37
+70.8%
i9-11900 14.27

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.

Ryzen 9 3950X 38715
+70.8%
i9-11900 22666

GeekBench 5 Single-Core

GeekBench 5 Single-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses only a single CPU core.

Ryzen 9 3950X 1730
i9-11900 2180
+26%

GeekBench 5 Multi-Core

GeekBench 5 Multi-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses all available CPU cores.

Ryzen 9 3950X 10784
+17.9%
i9-11900 9148

Gaming performance

Pros & cons summary


Performance score 24.37 14.27
Recency 11 June 2019 16 March 2021
Physical cores 16 8
Threads 32 16
Chip lithography 7 nm 14 nm
Power consumption (TDP) 105 Watt 65 Watt

Ryzen 9 3950X has a 70.8% higher aggregate performance score, 100% more physical cores and 100% more threads, and a 100% more advanced lithography process.

i9-11900, on the other hand, has an age advantage of 1 year, and 61.5% lower power consumption.

The Ryzen 9 3950X is our recommended choice as it beats the Core i9-11900 in performance tests.


Should you still have questions on choice between Ryzen 9 3950X and Core i9-11900, ask them in Comments section, and we shall answer.

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AMD Ryzen 9 3950X
Ryzen 9 3950X
Intel Core i9-11900
Core i9-11900

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Community ratings

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Questions & comments

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