Side by side comparison and review of Intel Core i9 9940X X-series (9th Gen) and Intel Xeon E-2278G. 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) | Intel Xeon E-2278G |
|---|
| Product Type | Processor | Processor |
|---|
| PROCESSOR | Intel Core i9 9940X X-series (9th Gen) | Intel Xeon E-2278G |
|---|
| Type | Intel Core i9 9940X X-series (9th Gen) | Intel Xeon E-2278G |
|---|
| ARCHITECTURE |
|---|
| Processor Qty | 1 | 1 |
|---|---|---|
| Compatible Processor Socket | LGA2066 Socket | LGA1151 Socket |
| Manufacturing Process | 14 nm | 14 nm |
| Thermal Design Power | 165 W | 80 W |
| Thermal Specification | 88 °C | 100 °C |
| PCI Express Revision | 3.0 | 3.0 |
| PCI Express Configurations | - | 2x8, 1x8+2x4, x16 |
| PCI Express Lanes Qty | 44 | 16 |
| 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) | Intel 64 Technology, Intel Turbo Boost Technology 2.0 |
| PERFORMANCE |
|---|
| Number of Cores | 14-core | 8-core |
|---|---|---|
| Number of Threads | 28 threads | 16 threads |
| Clock Speed (Frequency) | 3.3 GHz | 3.4 GHz |
| Max Turbo Speed | 4.4 GHz | 5 GHz |
| CACHE MEMORY |
|---|
| Cache | 19.25 MB | 16 MB |
|---|---|---|
| Cache Memory Details | Smart Cache - 19.25 MB | Smart Cache - 16 MB |
| INTEGRATED GRAPHICS (GPU) | Intel Core i9 9940X X-series (9th Gen) | Intel Xeon E-2278G |
|---|
| Type | - | Intel UHD Graphics P630 |
|---|---|---|
| Base Frequency | - | 350 MHz |
| Max Dynamic Frequency | - | 1.2 GHz |
| Max Supported Memory Size | - | 128 GB |
| Max Supported Resolution | - | 4096x2304@60Hz (eDP), 4096x2304@60Hz (DP), 4096x2160@24Hz (HDMI) |
| Features | - | Intel Clear Video Technology, Intel Clear Video HD Technology, InTRU 3D Technology, Intel Quick Sync Video, Triple Display Capable |
| MISCELLANEOUS | Intel Core i9 9940X X-series (9th Gen) | Intel Xeon E-2278G |
|---|
| Service & Support | Limited warranty - 3 years | - |
|---|
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