Side by side comparison and review of Intel Xeon Platinum 8458P (4th Gen) and AMD Ryzen 9 7900. 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 Xeon Platinum 8458P (4th Gen) | AMD Ryzen 9 7900 |
|---|
| Product Type | Processor | Processor |
|---|
| PROCESSOR | Intel Xeon Platinum 8458P (4th Gen) | AMD Ryzen 9 7900 |
|---|
| Type | Intel Xeon Platinum 8458P (4th Gen) | AMD Ryzen 9 7900 |
|---|
| ARCHITECTURE |
|---|
| Processor Qty | 1 | 1 |
|---|---|---|
| Compatible Processor Socket | FCLGA4677 Socket | Socket AM5 |
| Manufacturing Process | - | 5 nm |
| Thermal Design Power | 350 W | 65 W |
| Thermal Specification | 78 °C | 95 °C |
| PCI Express Revision | 5.0 | 5.0 |
| PCI Express Lanes Qty | 80 | 28 |
| Architecture Features | 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), Intel Virtualization Technology for Directed I/O (VT-d), Intel VT-x with Extended Page Tables (EPT), Intel TSX-NI, Intel QuickAssist Technology, Intel OS Guard, Intel Software Guard Extensions (SGX), Intel Speed Shift Technology, 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 - 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, Instruction Set 64-bit, Intel Dynamic Load Balancer (DLB), Intel Data Streaming Accelerator (DSA), Intel QuickAssist Software Acceleration, Activating Intel On Demand Feature, Intel In-memory Analytics Accelerator, Intel Advanced Matrix Extensions (AMX), 512 GB maximum Enclave Page Cache (EPC) size for Intel SGX | AMD Ryzen Master Utility, AMD EXPO Technology, AMD RyzenTechnologies, "Zen 4" Core Architecture |
| PERFORMANCE |
|---|
| Number of Cores | 44-core | 12-core |
|---|---|---|
| Number of Threads | 88 threads | 24 threads |
| Clock Speed (Frequency) | 2.7 GHz | 3.7 GHz |
| Max Turbo Speed | 3.8 GHz | 5.4 GHz |
| CACHE MEMORY |
|---|
| Cache | 82.5 MB | 64 MB |
|---|---|---|
| Cache Memory Details | Smart Cache - 82.5 MB | L1 - 768 KB L2 - 12 MB L3 - 64 MB |
| INTEGRATED GRAPHICS (GPU) | Intel Xeon Platinum 8458P (4th Gen) | AMD Ryzen 9 7900 |
|---|
| Type | - | Radeon Graphics |
|---|---|---|
| Base Frequency | - | 400 MHz |
| Max Dynamic Frequency | - | 2.2 GHz |
| MISCELLANEOUS | Intel Xeon Platinum 8458P (4th Gen) | AMD Ryzen 9 7900 |
|---|
| Included Accessories | - | AMD Wraith Prism |
|---|---|---|
| Service & Support | Limited warranty - 1 year | Limited warranty - parts and labour - 3 years |
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