In depth comparison and review of Intel Xeon E7520 and Intel Xeon E3-1265LV3. 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 E7520 | Intel Xeon E3-1265LV3 |
|---|
| Product Type | Processor | Processor |
|---|
| PROCESSOR | Intel Xeon E7520 | Intel Xeon E3-1265LV3 |
|---|
| Type | Intel Xeon E7520 | Intel Xeon E3-1265LV3 |
|---|
| ARCHITECTURE |
|---|
| Processor Qty | 1 | 1 |
|---|---|---|
| Compatible Processor Socket | LGA1567 Socket | LGA1150 Socket |
| Manufacturing Process | 45 nm | 22 nm |
| Thermal Design Power | 95 W | 45 W |
| Thermal Specification | 70 °C | - |
| PCI Express Revision | - | 3.0 |
| PCI Express Configurations | - | 1x16, 2x8, 1x8, 2x4 |
| PCI Express Lanes Qty | - | 16 |
| Architecture Features | Enhanced SpeedStep technology, 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, streaming SIMD extensions 4.1, streaming SIMD extensions 4.2, Intel Turbo Boost Technology 2.0, Intel Anti-Theft Technology, 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 |
| PERFORMANCE |
|---|
| Number of Cores | Quad-Core | Quad-Core |
|---|---|---|
| Number of Threads | 8 threads | 8 threads |
| Clock Speed (Frequency) | 1.87 GHz | 2.5 GHz |
| Max Turbo Speed | - | 3.7 GHz |
| 64-bit Computing | Yes | - |
| CACHE MEMORY |
|---|
| Cache | 18 MB | 8 MB |
|---|---|---|
| Cache Memory Details | L3 - 18 MB | Smart Cache - 8 MB |
| Installed Size | 18 MB | 8 MB |
| INTEGRATED GRAPHICS (GPU) | Intel Xeon E7520 | Intel Xeon E3-1265LV3 |
|---|
| Type | - | Intel HD Graphics |
|---|---|---|
| Base Frequency | - | 350 MHz |
| Max Dynamic Frequency | - | 1.2 GHz |
| Features | - | Intel FDI, Intel Clear Video HD Technology, InTRU 3D Technology, Triple Display Capable |
| EXPANSION & CONNECTIVITY | Intel Xeon E7520 | Intel Xeon E3-1265LV3 |
|---|
| Compatible Slots | 2 x processor | - |
|---|
| MISCELLANEOUS | Intel Xeon E7520 | Intel Xeon E3-1265LV3 |
|---|
| Compliant Standards | RoHS | RoHS |
|---|---|---|
| Service & Support | Limited warranty - 3 years | - |
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