Detailed comparison and review of Intel Xeon E7-4820 and Intel Xeon E5-2640V3. With our comprehensive overview, you can simply compare overall performance, cache sizes, RAM, power efficiency, architecture, but also other key features of both processors and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the processor that best fits your needs and expectations.
| GENERAL | Intel Xeon E7-4820 | Intel Xeon E5-2640V3 |
|---|
| Product Type | Processor | Processor |
|---|
| PROCESSOR | Intel Xeon E7-4820 | Intel Xeon E5-2640V3 |
|---|
| Type | Intel Xeon E7-4820 | Intel Xeon E5-2640V3 |
|---|
| ARCHITECTURE |
|---|
| Processor Qty | 1 | 1 |
|---|---|---|
| Compatible Processor Socket | LGA1567 Socket | LGA2011 Socket |
| Core Voltage | - | 0.65 V - 1.30 V |
| Manufacturing Process | 32 nm | 22 nm |
| Thermal Design Power | 105 W | 90 W |
| Thermal Specification | 64 °C | 74.3 °C |
| PCI Express Revision | - | 3.0 |
| PCI Express Configurations | - | X16, x4, x8 |
| PCI Express Lanes Qty | - | 40 |
| Architecture Features | Hyper-Threading Technology, Execute Disable Bit capability, Intel Virtualization Technology | Enhanced SpeedStep technology, 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), 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 Secure Key, Intel Advanced Vector Extensions 2 (AVX2.0), Intel TSX-NI, Intel OS Guard |
| PERFORMANCE |
|---|
| Number of Cores | 8-core | 8-core |
|---|---|---|
| Number of Threads | 16 threads | 16 threads |
| Clock Speed (Frequency) | 2 GHz | 2.6 GHz |
| Max Turbo Speed | 2.27 GHz | 3.4 GHz |
| Bus Speed | 2933 MHz | 4000 MHz |
| 64-bit Computing | Yes | - |
| CACHE MEMORY |
|---|
| Cache | 18 MB | 20 MB |
|---|---|---|
| Cache Memory Details | L3 - 18 MB L2 - 8 x 256 KB |
Smart Cache - 20 MB |
| Installed Size | 18 MB | 20 MB |
| EXPANSION & CONNECTIVITY | Intel Xeon E7-4820 | Intel Xeon E5-2640V3 |
|---|
| Compatible Slots | 2 x processor - LGA1567 Socket | - |
|---|
| MISCELLANEOUS | Intel Xeon E7-4820 | Intel Xeon E5-2640V3 |
|---|
| Included Accessories | Heat sink | Additional fan |
|---|---|---|
| Compliant Standards | RoHS | RoHS |
| Service & Support | Limited warranty - 1 year | Limited warranty - 1 year |
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