AMD Ryzen 9 5950X vs Intel Core i9-12900KS

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Price now 677$
Games supported 100%
AMD Ryzen 9 5950X
AMD Ryzen 9 5950X
Buy
  • Interface
  • Core clock speed
  • Max video memory
  • Memory type
  • Memory clock speed
  • Maximum resolution
Intel Core i9-12900KS
Intel Core i9-12900KS
Buy
  • Interface
  • Core clock speed
  • Max video memory
  • Memory type
  • Memory clock speed
  • Maximum resolution
Price now 540$
Games supported 100%

General info

Comparing Ryzen 9 5950X and Core i9-12900KS processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance rating6668
Value for money41.5451.16
Market segmentDesktop processorDesktop processor
SeriesAMD Ryzen 9no data
Architecture codenameVermeer (Zen3) (2020)Alder Lake-S (2022)
Release date8 October 2020 (2 years ago)5 April 2022 (less than a year ago)
Launch price (MSRP)$799no data
Current price$677 (0.8x MSRP)$540
Value for money

To get the index we compare the characteristics of the processors and their cost, taking into account the cost of other processors.

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Technical specs

Ryzen 9 5950X and Core i9-12900KS 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)16 (Hexadeca-Core)
Threads3224
Base clock speed3.4 GHz3.4 GHz
Boost clock speed4.9 GHz5.3 GHz
L1 cache64K (per core)80K (per core)
L2 cache512K (per core)1.25 MB (per core)
L3 cache64 MB30 MB (shared)
Chip lithography7 nmIntel 7 nm
Die size2x 80.7 + 125 (I/O) mm2215 mm2
Maximum core temperatureno data90 °C
Maximum case temperature (TCase)95 °C72 °C
64 bit support++
Windows 11 compatibility++
Unlocked multiplier++

Compatibility

Information on Ryzen 9 5950X and Core i9-12900KS 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 configuration11
SocketAM4FCLGA1700
Thermal design power (TDP)105 Watt150 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Ryzen 9 5950X and Core i9-12900KS. 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
AES-NI++
AVX++
Enhanced SpeedStep (EIST)no data+
Enhanced SpeedStep (EIST)no data+
Speed Shiftno data+
Turbo Boost Technologyno data2.0
Hyper-Threading Technologyno data+
TSXno data+
Idle Statesno data+
Thermal Monitoringno data+
Turbo Boost Max 3.0no data+

Security technologies

Ryzen 9 5950X and Core i9-12900KS technologies aimed at improving security, for example, by protecting against hacks.

TXTno data+
EDBno data+
Secure Keyno data+
OS Guardno data+

Virtualization technologies

Virtual machine speed-up technologies supported by Ryzen 9 5950X and Core i9-12900KS are enumerated here.

AMD-V+no data
VT-dno data+
VT-xno data+
EPTno data+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Ryzen 9 5950X and Core i9-12900KS. Depending on the motherboards, higher memory frequencies may be supported.

Supported memory typesDDR4-3200DDR5-4800, DDR4-3200
Maximum memory size128 GB128 GB
Max memory channels22
Maximum memory bandwidth51.196 GB/s76.8 GB/s
ECC memory support-+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card--

Peripherals

Specifications and connection of peripherals supported by Ryzen 9 5950X and Core i9-12900KS.

PCIe version4.05.0 and 4.0
PCI Express lanesno data20

Benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.


Overall 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 5950X 45.45
+2.7%
i9-12900KS 44.26
  • Passmark
  • GeekBench 5 Single-Core
  • GeekBench 5 Multi-Core

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.

Benchmark coverage: 69%

Ryzen 9 5950X 45823
+2.7%
i9-12900KS 44623

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.

Benchmark coverage: 38%

Ryzen 9 5950X 1684
i9-12900KS 2083
+23.7%

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.

Benchmark coverage: 38%

Ryzen 9 5950X 16462
i9-12900KS 19084
+15.9%

Gaming performance

Advantages and disadvantages


Performance rating 45.45 44.26
Recency 8 October 2020 5 April 2022
Boost clock speed 4900 5500
Thermal design power (TDP) 105 Watt 150 Watt

Technical City couldn't decide between

AMD Ryzen 9 5950X
AMD Ryzen 9 5950X

and

Intel Core i9-12900KS
Intel Core i9-12900KS

The differences in performance seem too small.


Should you still have questions on choice between Ryzen 9 5950X and Core i9-12900KS, ask them in Comments section, and we shall answer.

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Competitors of Ryzen 9 5950X by Intel

We believe that the nearest equivalent to Ryzen 9 5950X from Intel is Core i7-13700KF, which is faster by 1% and higher by 3 positions in our rating.

Intel Core i7-13700KF Core i7 13700KF
Compare

Here are some closest Intel rivals to Ryzen 9 5950X:

Competitors of Core i9-12900KS by AMD

We believe that the nearest equivalent to Core i9-12900KS from AMD is Ryzen 9 5950X, which is faster by 3% and higher by 2 positions in our rating.

AMD Ryzen 9 5950X Ryzen 9 5950X
Compare

Here are some closest AMD rivals to Core i9-12900KS:

Similar processor comparisons

We picked several similar comparisons of processors in the same market segment and performance relatively close to those reviewed on this page.

User rating

Here you can see how users rate the processors, as well as rate them yourself.


4.5 1199 ratings

Rate AMD Ryzen 9 5950X on a scale of 1 to 5:

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3.6 266 ratings

Rate Intel Core i9-12900KS on a scale of 1 to 5:

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Questions and comments

Here you can ask a question about Ryzen 9 5950X or Core i9-12900KS, agree or disagree with our judgements, or report an error or mismatch.