Ryzen 9 7950X3D vs i7-7820X

VS

Aggregate performance score

Core i7-7820X
2017
8 cores / 16 threads, 140 Watt
10.81
Ryzen 9 7950X3D
2023
16 cores / 32 threads, 120 Watt
39.35
+264%

Ryzen 9 7950X3D outperforms Core i7-7820X by a whopping 264% based on our aggregate benchmark results.

Primary details

Comparing Core i7-7820X and Ryzen 9 7950X3D processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking72468
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation3.4556.78
Market segmentDesktop processorDesktop processor
SeriesIntel Core i7AMD Ryzen 9
Power efficiency7.3131.03
Architecture codenameSkylake (server) (2017−2018)Raphael (Zen4) (2022−2023)
Release date30 May 2017 (7 years ago)4 January 2023 (1 year ago)
Launch price (MSRP)$599$699

Cost-effectiveness evaluation

Performance per price, higher is better.

Ryzen 9 7950X3D has 1546% better value for money than i7-7820X.

Detailed specifications

Core i7-7820X and Ryzen 9 7950X3D 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 cores8 (Octa-Core)16 (Hexadeca-Core)
Threads1632
Base clock speed3.6 GHz4.2 GHz
Boost clock speed4.5 GHz5.7 GHz
Bus typeDMI 3.0no data
Bus rate4 × 8 GT/s64K (per core)
Multiplier36no data
L1 cache512 KB1024 KB
L2 cache8 MB16 MB
L3 cache11 MB (shared)128 MB (shared)
Chip lithography14 nm5 nm, 6 nm
Die sizeno data71+71+122 mm
Maximum core temperature99 °C89 °C
Maximum case temperature (TCase)72 °C47 °C
Number of transistorsno data13,140 million
64 bit support++
Windows 11 compatibility++
Unlocked multiplier++

Compatibility

Information on Core i7-7820X and Ryzen 9 7950X3D 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
SocketFCLGA2066AM5
Power consumption (TDP)140 Watt120 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-7820X and Ryzen 9 7950X3D. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.1, Intel® SSE4.2, Intel® AVX2, Intel® AVX-51286x MMX(+), SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, SSE4A,-64, AMD-V, AES, AVX, AVX2, AVX512F, FMA3, SHA, XFR2, Precision Boost 2
AES-NI++
AVX++
Enhanced SpeedStep (EIST)+no data
Turbo Boost Technology2.0no data
Hyper-Threading Technology+no data
TSX+-
Turbo Boost Max 3.0+no data
Precision Boost 2no data+

Security technologies

Core i7-7820X and Ryzen 9 7950X3D technologies aimed at improving security, for example, by protecting against hacks.

EDB+no data

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-7820X and Ryzen 9 7950X3D are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-7820X and Ryzen 9 7950X3D. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4-2666DDR5-5200
Maximum memory size128 GB128 GB
Max memory channels4no data
Maximum memory bandwidth85.33 GB/sno data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardN/AAMD Radeon Graphics (Ryzen 7000) (400 - 2200 MHz)

Peripherals

Specifications and connection of peripherals supported by Core i7-7820X and Ryzen 9 7950X3D.

PCIe version3.05.0
PCI Express lanes2824

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.

i7-7820X 10.81
Ryzen 9 7950X3D 39.35
+264%

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.

i7-7820X 17166
Ryzen 9 7950X3D 62509
+264%

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.

i7-7820X 1426
Ryzen 9 7950X3D 2929
+105%

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.

i7-7820X 7862
Ryzen 9 7950X3D 19681
+150%

Gaming performance

Pros & cons summary


Performance score 10.81 39.35
Recency 30 May 2017 4 January 2023
Physical cores 8 16
Threads 16 32
Chip lithography 14 nm 5 nm
Power consumption (TDP) 140 Watt 120 Watt

Ryzen 9 7950X3D has a 264% higher aggregate performance score, an age advantage of 5 years, 100% more physical cores and 100% more threads, a 180% more advanced lithography process, and 16.7% lower power consumption.

The Ryzen 9 7950X3D is our recommended choice as it beats the Core i7-7820X in performance tests.


Should you still have questions on choice between Core i7-7820X and Ryzen 9 7950X3D, ask them in Comments section, and we shall answer.

Vote for your favorite

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Intel Core i7-7820X
Core i7-7820X
AMD Ryzen 9 7950X3D
Ryzen 9 7950X3D

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Community ratings

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Questions & comments

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