Side by side comparison and review of Intel Core i7 2820QM (2nd Gen) and Intel Xeon E5-2643V3. 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 2820QM (2nd Gen) | Intel Xeon E5-2643V3 |
|---|
| Product Type | Processor (mobile) | Processor |
|---|
| PROCESSOR | Intel Core i7 2820QM (2nd Gen) | Intel Xeon E5-2643V3 |
|---|
| Type | Intel Core i7 2820QM (2nd Gen) | Intel Xeon E5-2643V3 |
|---|
| ARCHITECTURE |
|---|
| Processor Qty | 1 | 1 |
|---|---|---|
| Packaging Type | 988-pin Micro FCPGA | - |
| Compatible Processor Socket | - | LGA2011-v3 Socket |
| Core Voltage | - | 0.65 V - 1.30 V |
| Manufacturing Process | 32 nm | 22 nm |
| Thermal Design Power | 45 W | 135 W |
| Thermal Specification | 100 °C | 77 °C |
| PCI Express Revision | 2.0 | 3.0 |
| PCI Express Configurations | 1x16, 2x8, 1x8+2x4 | X16, x4, x8 |
| PCI Express Lanes Qty | 16 | 40 |
| Architecture Features | Hyper-Threading Technology, Intel Turbo Boost Technology 2.0, Intel vPro Technology | Integrated memory controller |
| PERFORMANCE |
|---|
| Number of Cores | Quad-Core | 6-core |
|---|---|---|
| Number of Threads | 8 threads | 12 threads |
| Clock Speed (Frequency) | 2.3 GHz | 3.4 GHz |
| Max Turbo Speed | 3.4 GHz | 3.7 GHz |
| Bus Speed | - | 4800 MHz |
| 64-bit Computing | Yes | - |
| CACHE MEMORY |
|---|
| Cache | 8 MB | 20 MB |
|---|---|---|
| Cache Memory Details | L3 - 8 MB | 20 MB |
| Installed Size | 8 MB | 20 MB |
| EXPANSION & CONNECTIVITY | Intel Core i7 2820QM (2nd Gen) | Intel Xeon E5-2643V3 |
|---|
| Compatible Slots | 1 x processor | - |
|---|
| MISCELLANEOUS | Intel Core i7 2820QM (2nd Gen) | Intel Xeon E5-2643V3 |
|---|
| Included Accessories | - | Additional fan |
|---|---|---|
| Compliant Standards | - | RoHS |
| Service & Support | Limited warranty - 3 years | Limited warranty - 1 year |
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