Intel Core i7 7820X X-series (7th Gen) vs. AMD Ryzen 7 7800X3D

CPU Comparison, Reviews and Tests

Side by side comparison and review of Intel Core i7 7820X X-series (7th Gen) and AMD Ryzen 7 7800X3D. Compare overall performance, core and thread counts, cache memory, speed, power efficiency, dimensions, socket compatibility and other key specifications and features to simplify the choice of your perfect CPU. Our goal is to make it easier for you to decide on the processor that will best meet your expectations by revealing the main differences between the products.

CPUs Specifications Comparison

Intel Core i7 7820X X-series (7th Gen) vs. AMD Ryzen 7 7800X3D Benchmark Chart
GENERAL Intel Core i7 7820X X-series (7th Gen) AMD Ryzen 7 7800X3D
Product Type Processor Processor
PROCESSOR Intel Core i7 7820X X-series (7th Gen) AMD Ryzen 7 7800X3D
Type Intel Core i7 7820X X-series (7th Gen) AMD Ryzen 7 7800X3D
ARCHITECTURE
Processor Qty 1 1
Compatible Processor Socket LGA2066 Socket Socket AM5
Manufacturing Process 14 nm 5 nm
Thermal Design Power 140 W 120 W
Thermal Specification - 120 °C
PCI Express Revision 3.0 5.0
PCI Express Lanes Qty 28 28
Architecture Features Enhanced SpeedStep technology, Hyper-Threading Technology, Execute Disable Bit capability, Intel Virtualization Technology, Intel 64 Technology, streaming SIMD extensions 4.1, streaming SIMD extensions 4.2, Intel Turbo Boost Technology 2.0, Intel AES New Instructions (AES-NI), Intel Virtualization Technology for Directed I/O (VT-d), Intel Advanced Vector Extensions 2 (AVX2.0), Intel Turbo Boost Max Technology 3.0, Intel Optane Memory Supported, Intel Advanced Vector Extensions 512 (AVX-512) AMD Ryzen Master Utility, AMD EXPO Technology, AMD RyzenTechnologies, "Zen 4" Core Architecture
PERFORMANCE
Number of Cores 8-core 8-core
Number of Threads 16 threads 16 threads
Clock Speed (Frequency) 3.6 GHz 4.2 GHz
Max Turbo Speed 4.3 GHz 5 GHz
CACHE MEMORY
Cache 11 MB 96 MB
Cache Memory Details L3 - Smart Cache - 11 MB L3 - 96 MB
L2 - 8 MB
L1 - 512 KB
INTEGRATED GRAPHICS (GPU) Intel Core i7 7820X X-series (7th Gen) AMD Ryzen 7 7800X3D
Type - Radeon Graphics
Base Frequency - 400 MHz
Max Dynamic Frequency - 2200 MHz
MISCELLANEOUS Intel Core i7 7820X X-series (7th Gen) AMD Ryzen 7 7800X3D
Service & Support Limited warranty - 3 years Limited warranty - 3 years
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