In depth comparison and review of Intel Xeon E5-2643V4 and Intel Xeon E3-1585V5. 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 E5-2643V4 | Intel Xeon E3-1585V5 |
|---|
| Product Type | Processor | Processor |
|---|
| PROCESSOR | Intel Xeon E5-2643V4 | Intel Xeon E3-1585V5 |
|---|
| Type | Intel Xeon E5-2643V4 | Intel Xeon E3-1585V5 |
|---|
| ARCHITECTURE |
|---|
| Processor Qty | 1 | 1 |
|---|---|---|
| Compatible Processor Socket | LGA2011-v3 Socket | LGA1440 Socket |
| Manufacturing Process | 14 nm | 14 nm |
| Thermal Design Power | 135 W | 65 W |
| Thermal Specification | 75 °C | - |
| PCI Express Revision | 3.0 | 3.0 |
| PCI Express Configurations | X16, x4, x8 | 1x16, 2x8, 1x8+2x4 |
| PCI Express Lanes Qty | 40 | 16 |
| Architecture Features | Hyper-Threading Technology, Intel Turbo Boost Technology 2.0, Intel vPro Technology | Enhanced SpeedStep technology, Hyper-Threading Technology, Execute Disable Bit capability, Intel Virtualization Technology, Intel 64 Technology, Intel Trusted Execution Technology, streaming SIMD extensions 4.1, streaming SIMD extensions 4.2, Intel Flex Memory Access, Intel Turbo Boost Technology 2.0, Intel AES New Instructions (AES-NI), Thermal Monitoring Technologies, Intel Virtualization Technology for Directed I/O (VT-d), Intel vPro Technology, Idle States, Intel VT-x with Extended Page Tables (EPT), Intel Identity Protection Technology, Intel Secure Key, Intel Advanced Vector Extensions 2 (AVX2.0), Intel TSX-NI, Intel Stable Image Platform Program (SIPP), Intel OS Guard, Intel Smart Response Technology, Intel Small Business Advantage, Intel Software Guard Extensions (SGX), Intel Memory Protection Extensions (MPX) |
| PERFORMANCE |
|---|
| Number of Cores | 6-core | Quad-Core |
|---|---|---|
| Number of Threads | 12 threads | 8 threads |
| Clock Speed (Frequency) | 3.4 GHz | 3.5 GHz |
| Max Turbo Speed | 3.7 GHz | 3.9 GHz |
| Bus Speed | 2400 MHz | - |
| CACHE MEMORY |
|---|
| Cache | 20 MB | 8 MB |
|---|---|---|
| Cache Memory Details | 20 MB | 8 MB |
| INTEGRATED GRAPHICS (GPU) | Intel Xeon E5-2643V4 | Intel Xeon E3-1585V5 |
|---|
| Type | - | Intel Iris Pro Graphics P580 |
|---|---|---|
| Base Frequency | - | 350 MHz |
| Max Dynamic Frequency | - | 1.15 GHz |
| Max Supported Memory Size | - | 64 GB |
| Features | - | Intel FDI, Intel Clear Video HD Technology, Intel Quick Sync Video, Triple Display Capable |
| MISCELLANEOUS | Intel Xeon E5-2643V4 | Intel Xeon E3-1585V5 |
|---|
| Included Accessories | Heat sink | - |
|---|
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