Intel Core i9 11900 (11th Gen) vs. AMD Ryzen 9 7900

CPU Comparison, Reviews and Tests

In depth comparison and review of Intel Core i9 11900 (11th Gen) and AMD Ryzen 9 7900. Compare dimensions, performance, cache memory, number of cores, clock speed, RAM, power efficiency and other important specifications and features to easily choose the right CPU for you. Our goal is to help you uncover differences between the products and find the processor that will best fit your needs.

CPUs Specifications Comparison

Intel Core i9 11900 (11th Gen) vs. AMD Ryzen 9 7900 Benchmark Chart
GENERAL Intel Core i9 11900 (11th Gen) AMD Ryzen 9 7900
Product Type Processor Processor
PROCESSOR Intel Core i9 11900 (11th Gen) AMD Ryzen 9 7900
Type Intel Core i9 11900 (11th Gen) AMD Ryzen 9 7900
ARCHITECTURE
Processor Qty 1 1
Compatible Processor Socket LGA1200 Socket Socket AM5
Manufacturing Process 14 nm 5 nm
Thermal Design Power 65 W 65 W
Thermal Specification 100 °C 95 °C
PCI Express Revision 4.0 5.0
PCI Express Configurations 1x16+1x4, 1x8+3x4, 2x8+1x4 -
PCI Express Lanes Qty 20 28
Architecture Features Enhanced SpeedStep technology, Hyper-Threading Technology, Execute Disable Bit capability, Intel Virtualization Technology, Intel 64 Technology, Intel Trusted Execution Technology, Intel Turbo Boost Technology 2.0, Intel AES New Instructions (AES-NI), Thermal Monitoring Technologies, Intel Virtualization Technology for Directed I/O (VT-d), Idle States, Intel VT-x with Extended Page Tables (EPT), Intel Identity Protection Technology, Intel Secure Key, Intel Advanced Vector Extensions 2 (AVX2.0), Intel OS Guard, Intel Turbo Boost Max Technology 3.0, Intel Optane Memory Supported, Intel Advanced Vector Extensions 512 (AVX-512), Intel Boot Guard, Intel Thermal Velocity Boost, Intel Deep Learning Boost (DL Boost), Intel vPro Platform Eligibility, Intel Gaussian and Neural Accelerator 2.0, Instruction Set 64-bit, Intel SSE4.1, Intel SSE4.2, Intel Stable IT Platform Program (SIPP) AMD Ryzen Master Utility, AMD EXPO Technology, AMD RyzenTechnologies, "Zen 4" Core Architecture
PERFORMANCE
Number of Cores 8-core 12-core
Number of Threads 16 threads 24 threads
Clock Speed (Frequency) 2.5 GHz 3.7 GHz
Max Turbo Speed 5.2 GHz 5.4 GHz
Bus Speed 8 GT/s -
CACHE MEMORY
Cache 16 MB 64 MB
Cache Memory Details Smart Cache - 16 MB L1 - 768 KB
L2 - 12 MB
L3 - 64 MB
INTEGRATED GRAPHICS (GPU) Intel Core i9 11900 (11th Gen) AMD Ryzen 9 7900
Type Intel UHD Graphics 750 Radeon Graphics
Base Frequency 350 MHz 400 MHz
Max Dynamic Frequency 1.3 GHz 2.2 GHz
Max Supported Memory Size 64 GB -
Max Supported Resolution 5120x3200@60Hz (DP), 5120x3200@60Hz (eDP) -
Features Intel Clear Video Technology, Intel Clear Video HD Technology, InTRU 3D Technology, Intel Quick Sync Video -
MISCELLANEOUS Intel Core i9 11900 (11th Gen) AMD Ryzen 9 7900
Included Accessories - AMD Wraith Prism
Service & Support Limited warranty - 3 years Limited warranty - parts and labour - 3 years
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