Intel Core i9-7920X vs Core i9-10900K

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Price now 480$
Games supported 100%
Intel Core i9-7920X
Intel Core i9-7920X
Buy
  • Interface
  • Core clock speed
  • Max video memory
  • Memory type
  • Memory clock speed
  • Maximum resolution
Intel Core i9-10900K
Intel Core i9-10900K
Buy
  • Interface
  • Core clock speed
  • Max video memory
  • Memory type
  • Memory clock speed
  • Maximum resolution
Price now 288$
Games supported 100%

General info

Comparing Core i9-7920X and Core i9-10900K processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance rating221217
Value for money29.7970.88
Market segmentDesktop processorDesktop processor
SeriesIntel Core i9no data
Architecture codenameSkylake (server) (2017−2019)Comet Lake-S (2020)
Release date30 May 2017 (5 years ago)20 May 2020 (2 years ago)
Launch price (MSRP)$1,199$488
Current price$480 (0.4x MSRP)$288 (0.6x MSRP)
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

Core i9-7920X and Core i9-10900K 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 cores12 (Dodeca-Core)10 (Deca-Core)
Threads2420
Base clock speed2.9 GHz3.7 GHz
Boost clock speed4.4 GHz5.2 GHz
Bus support4 × 8 GT/sno data
L1 cache64K (per core)64K (per core)
L2 cache1 MB (per core)256K (per core)
L3 cache16.5 MB (shared)20 MB (shared)
Chip lithography14 nm14 nm
Die sizeno data206 mm2
Maximum core temperature95 °C100 °C
Maximum case temperature (TCase)72 °C72 °C
64 bit support++
Windows 11 compatibility++
Unlocked multiplier++

Compatibility

Information on Core i9-7920X and Core i9-10900K 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
SocketFCLGA2066FCLGA1200
Thermal design power (TDP)140 Watt125 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i9-7920X and Core i9-10900K. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.1, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI++
AVX++
vProno data+
Enhanced SpeedStep (EIST)++
Enhanced SpeedStep (EIST)++
Turbo Boost Technology2.02.0
Hyper-Threading Technology++
TSXno data-
TSX++
Idle Statesno data+
Thermal Monitoringno data+
SIPPno data+
Turbo Boost Max 3.0++

Security technologies

Core i9-7920X and Core i9-10900K technologies aimed at improving security, for example, by protecting against hacks.

TXTno data+
EDB++
Secure Keyno data+
Identity Protectionno data+
SGXno dataYes with Intel® ME
OS Guardno data+

Virtualization technologies

Virtual machine speed-up technologies supported by Core i9-7920X and Core i9-10900K are enumerated here.

AMD-Vno data+
VT-d++
VT-x++
EPTno data+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i9-7920X and Core i9-10900K. Depending on the motherboards, higher memory frequencies may be supported.

Supported memory typesDDR4-2666DDR4-2933
Maximum memory size128 GB128 GB
Max memory channels42
Maximum memory bandwidth85 GB/s45.8 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 Core i9-7920X and Core i9-10900K.

PCIe version3.03.0
PCI Express lanes4416

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.

i9-7920X 23.32
i9-10900K 23.45
+0.6%
  • 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: 68%

i9-7920X 23506
i9-10900K 23645
+0.6%

Benchmark coverage: 37%

i9-7920X 1113
i9-10900K 1389
+24.8%

Benchmark coverage: 37%

i9-7920X 11812
+10%
i9-10900K 10741

Gaming performance

Advantages and disadvantages


Performance rating 23.32 23.45
Novelty 30 May 2017 20 May 2020
Cost $1199 $488
Boost clock speed 4300 5300
Base clock speed 2900 3700
Thermal design power (TDP) 140 Watt 125 Watt

Technical City couldn't decide between

Intel Core i9-7920X
Intel Core i9-7920X

and

Intel Core i9-10900K
Intel Core i9-10900K

The differences in performance seem too small.


Should you still have questions on choice between Core i9-7920X and Core i9-10900K, ask them in Comments section, and we shall answer.

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Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favourite CPU.


Competitors of Core i9-7920X by AMD

We believe that the nearest equivalent to Core i9-7920X by AMD is Ryzen 7 3800X, which is slower by 1% and lower by 6 positions in our rating.

AMD Ryzen 7 3800X Ryzen 7 3800X
Compare

Here are some closest AMD rivals to Core i9-7920X:

Competitors of Core i9-10900K by AMD

We believe that the nearest equivalent to Core i9-10900K from AMD is Ryzen 7 3800XT, which is faster by 1% and higher by 2 positions in our rating.

AMD Ryzen 7 3800XT Ryzen 7 3800XT
Compare

Here are some closest AMD rivals to Core i9-10900K:

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.


3.6 19 ratings

Rate Intel Core i9-7920X on a scale of 1 to 5:

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3.5 770 ratings

Rate Intel Core i9-10900K on a scale of 1 to 5:

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Questions and comments

Here you can ask a question about Core i9-7920X or Core i9-10900K, agree or disagree with our judgements, or report an error or mismatch.