Side by side comparison and review of Intel Core i7 620M and Intel Xeon E3-1575MV5. 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 i7 620M | Intel Xeon E3-1575MV5 |
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| Product Type | Processor (mobile) | Processor |
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| PROCESSOR | Intel Core i7 620M | Intel Xeon E3-1575MV5 |
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| Type | Intel Core i7 620M | Intel Xeon E3-1575MV5 |
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| ARCHITECTURE |
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| Processor Qty | 1 | 1 |
|---|---|---|
| Packaging Type | 1288-ball BGA | - |
| Compatible Processor Socket | - | LGA1440 Socket |
| Manufacturing Process | 32 nm | 14 nm |
| Thermal Design Power | 35 W | 45 W |
| Thermal Specification | 105 °C | 100 °C |
| PCI Express Revision | 2.0 | 3.0 |
| PCI Express Configurations | 1x16 | 1x16, 2x8, 1x8+2x4 |
| PCI Express Lanes Qty | 16 | 16 |
| Architecture Features | Enhanced SpeedStep technology, Hyper-Threading Technology, Execute Disable Bit capability, Intel Virtualization Technology, Intel Turbo Boost Technology, Intel 64 Technology, Intel Trusted Execution Technology, streaming SIMD extensions 4.1, streaming SIMD extensions 4.2, Intel Fast Memory Access, Intel Flex Memory Access, 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) | 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 | Dual-Core | Quad-Core |
|---|---|---|
| Number of Threads | 4 threads | 8 threads |
| Clock Speed (Frequency) | 2.66 GHz | 3 GHz |
| Max Turbo Speed | 3.33 GHz | 3.9 GHz |
| Bus Speed | 667 MHz | - |
| 64-bit Computing | Yes | - |
| CACHE MEMORY |
|---|
| Cache | 4 MB | 8 MB |
|---|---|---|
| Cache Memory Details | Smart Cache - 4 MB | Smart Cache - 8 MB |
| Installed Size | 4 MB | - |
| RAM |
|---|
| Installed RAM Size | 4 MB | - |
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| INTEGRATED GRAPHICS (GPU) | Intel Core i7 620M | Intel Xeon E3-1575MV5 |
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| Type | Intel HD Graphics with Dynamic Frequency | Intel Iris Pro Graphics P580 |
|---|---|---|
| Base Frequency | 500 MHz | 350 MHz |
| Max Dynamic Frequency | 766 MHz | 1.1 GHz |
| Max Supported Memory Size | - | 64 GB |
| Max Supported Resolution | - | 4096x2304@24Hz (HDMI), 4096x2304@60Hz (DP) |
| Features | Dual Display Capable, Intel FDI, Intel Clear Video Technology, Intel Clear Video HD Technology | Intel Clear Video HD Technology, Intel Quick Sync Video, Intel Wireless Display (WiDi), Triple Display Capable |
| EXPANSION & CONNECTIVITY | Intel Core i7 620M | Intel Xeon E3-1575MV5 |
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| Compatible Slots | 1 x processor | - |
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