Side by side comparison and review of Intel Core i9 9940X X-series (9th Gen) and AMD Ryzen ThreadRipper PRO 3995WX. 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 i9 9940X X-series (9th Gen) | AMD Ryzen ThreadRipper PRO 3995WX |
|---|
| Product Type | Processor | Processor |
|---|
| PROCESSOR | Intel Core i9 9940X X-series (9th Gen) | AMD Ryzen ThreadRipper PRO 3995WX |
|---|
| Type | Intel Core i9 9940X X-series (9th Gen) | AMD Ryzen ThreadRipper PRO 3995WX |
|---|
| ARCHITECTURE |
|---|
| Processor Qty | 1 | 1 |
|---|---|---|
| Compatible Processor Socket | LGA2066 Socket | Socket sWRX8 |
| Manufacturing Process | 14 nm | 7 nm |
| Thermal Design Power | 165 W | 280 W |
| Thermal Specification | 88 °C | 90 °C |
| PCI Express Revision | 3.0 | 4.0 |
| PCI Express Lanes Qty | 44 | - |
| Architecture Features | Enhanced SpeedStep technology, Hyper-Threading Technology, Execute Disable Bit capability, Intel Virtualization Technology, Intel Turbo Boost Technology, Intel 64 Technology, streaming SIMD extensions 4.1, streaming SIMD extensions 4.2, 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) | "Zen" Core Architecture |
| PERFORMANCE |
|---|
| Number of Cores | 14-core | 64-core |
|---|---|---|
| Number of Threads | 28 threads | 128 threads |
| Clock Speed (Frequency) | 3.3 GHz | 2.7 GHz |
| Max Turbo Speed | 4.4 GHz | 4.2 GHz |
| CACHE MEMORY |
|---|
| Cache | 19.25 MB | 256 MB |
|---|---|---|
| Cache Memory Details | Smart Cache - 19.25 MB | L1 - 4 MB L2 - 32 MB L3 - 256 MB |
| MISCELLANEOUS | Intel Core i9 9940X X-series (9th Gen) | AMD Ryzen ThreadRipper PRO 3995WX |
|---|
| Service & Support | Limited warranty - 3 years | - |
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