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.
| 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 |
|---|
cs
sk
de
it
es
fr
hu
pt
ru
pl
br
ro
