Intel Xeon Gold 6438M (4th Gen) vs. AMD Ryzen 9 7900X

CPU Comparison, Reviews and Tests

Side by side comparison and review of Intel Xeon Gold 6438M (4th Gen) and AMD Ryzen 9 7900X. 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 Xeon Gold 6438M (4th Gen) vs. AMD Ryzen 9 7900X Benchmark Chart
GENERAL Intel Xeon Gold 6438M (4th Gen) AMD Ryzen 9 7900X
Product Type Processor Processor
DIMENSIONS
Width 7.75 cm -
Depth 5.65 cm -
PROCESSOR Intel Xeon Gold 6438M (4th Gen) AMD Ryzen 9 7900X
Type Intel Xeon Gold 6438M (4th Gen) AMD Ryzen 9 7900X
ARCHITECTURE
Processor Qty 1 1
Compatible Processor Socket FCLGA4677 Socket Socket AM5
Manufacturing Process 10 nm 5 nm
Thermal Design Power 205 W 170 W
Thermal Specification 97 °C 95 °C
PCI Express Revision 5.0 4.0
PCI Express Lanes Qty 80 -
Architecture Features Hyper-Threading Technology, Execute Disable Bit capability, Intel Virtualization Technology, Intel Trusted Execution Technology, Intel Turbo Boost Technology 2.0, Intel Advanced Vector Extensions (AVX), Intel AES New Instructions (AES-NI), Intel Virtualization Technology for Directed I/O (VT-d), Intel VT-x with Extended Page Tables (EPT), Intel Advanced Vector Extensions 2 (AVX2.0), Intel TSX-NI, Intel OS Guard, Intel Speed Shift Technology, Intel Advanced Vector Extensions 512 (AVX-512), Mode-based Execute Control (MBE), Intel Run Sure Technology, Intel Boot Guard, Intel Deep Learning Boost (DL Boost), Intel Resource Director Technology (RDT), Intel Speed Select technology - Performance Profile, Intel Speed Select technology - Base Frequency, Intel Speed Select technology - Core Power, Intel Speed Select technology - Turbo Frequency, Intel Control-Flow Enforcement Technology, Intel Total Memory Encryption, Intel Platform Firmware Resilience Support, Intel Crypto Acceleration, Intel SSE4.2, 2.30 GHz high priority core, 20 low priority cores, 12 high priority cores, 1.80 GHz low priority core, Intel Data Streaming Accelerator (DSA), Intel QuickAssist Software Acceleration, 128 GB maximum Enclave Page Cache (EPC) size for Intel SGX, Activating Intel On Demand Feature, Intel Advanced Matrix Extensions (AMX), Intel Software Guard Extensions (SGX) with Intel SPS, Intel In-memory Analytics Accelerator (IAA), 2 AVX-512 FMA Units AMD Ryzen Master Utility, AMD EXPO Technology, AMD RyzenTechnologies, "Zen 4" Core Architecture
PERFORMANCE
Number of Cores 32-core 12-core
Number of Threads 64 threads 24 threads
Clock Speed (Frequency) 2.2 GHz 4.7 GHz
Max Turbo Speed 3.9 GHz 5.6 GHz
Bus Speed 16 GT/s -
CACHE MEMORY
Cache 60 MB 64 MB
Cache Memory Details - L1 - 768 KB
L2 - 12 MB
L3 - 64 MB
INTEGRATED GRAPHICS (GPU) Intel Xeon Gold 6438M (4th Gen) AMD Ryzen 9 7900X
Type - Radeon Graphics
Base Frequency - 400 MHz
Max Dynamic Frequency - 2.2 GHz
MISCELLANEOUS Intel Xeon Gold 6438M (4th Gen) AMD Ryzen 9 7900X
Service & Support Limited warranty - 1 year Limited warranty - parts and labour - 3 years
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