In depth comparison and review of Intel Xeon E5645 and Intel Core i7 9700KF (9th Gen). 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.
| GENERAL | Intel Xeon E5645 | Intel Core i7 9700KF (9th Gen) |
|---|
| Product Type | Processor | Processor |
|---|
| PROCESSOR | Intel Xeon E5645 | Intel Core i7 9700KF (9th Gen) |
|---|
| Type | Intel Xeon E5645 | Intel Core i7 9700KF (9th Gen) |
|---|
| ARCHITECTURE |
|---|
| Processor Qty | 1 | 1 |
|---|---|---|
| Max Supported Qty | 1 | - |
| Compatible Processor Socket | LGA1366 Socket | LGA1151 Socket |
| Core Voltage | 0.75 V - 1.35 V | - |
| Manufacturing Process | 32 nm | 14 nm |
| Thermal Design Power | 80 W | 95 W |
| Thermal Specification | 76.2 °C | 100 °C |
| PCI Express Revision | - | 3.0 |
| PCI Express Configurations | - | 1x16, 2x8, 1x8+2x4 |
| PCI Express Lanes Qty | - | 16 |
| Architecture Features | Hyper-Threading Technology, Demand Based Switching, Execute Disable Bit capability, Intel Virtualization Technology | Enhanced SpeedStep technology, Execute Disable Bit capability, Intel Virtualization Technology, Intel 64 Technology, streaming SIMD extensions 4.1, streaming SIMD extensions 4.2, 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 Identity Protection Technology, Intel Secure Key, Intel Advanced Vector Extensions 2 (AVX2.0), Intel TSX-NI, Intel OS Guard, Intel Software Guard Extensions (SGX), Intel Memory Protection Extensions (MPX), Intel Optane Memory Supported, Intel Boot Guard |
| PERFORMANCE |
|---|
| Number of Cores | 6-core | 8-core |
|---|---|---|
| Number of Threads | 12 threads | 8 threads |
| Clock Speed (Frequency) | 2.4 GHz | 3.6 GHz |
| Max Turbo Speed | 2.67 GHz | 4.9 GHz |
| Bus Speed | 1333 MHz | - |
| 64-bit Computing | Yes | - |
| CACHE MEMORY |
|---|
| Cache | 12 MB | 12 MB |
|---|---|---|
| Cache Memory Details | L2 - 6 x 256 KB L3 - 12 MB |
Smart Cache - 12 MB |
| Installed Size | 12 MB | - |
| Type | Advanced Smart Cache | - |
| EXPANSION & CONNECTIVITY | Intel Xeon E5645 | Intel Core i7 9700KF (9th Gen) |
|---|
| Compatible Slots | 1 x processor | - |
|---|
| MISCELLANEOUS | Intel Xeon E5645 | Intel Core i7 9700KF (9th Gen) |
|---|
| Included Accessories | Cooler (fansink) | - |
|---|---|---|
| Compliant Standards | RoHS | - |
| Service & Support | 1-year warranty | Limited warranty - 3 years |
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