In depth comparison and review of Intel Core i7 840QM and Intel Xeon E5-2643V4. 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 Core i7 840QM | Intel Xeon E5-2643V4 |
|---|
| Product Type | Processor (mobile) | Processor |
|---|
| PROCESSOR | Intel Core i7 840QM | Intel Xeon E5-2643V4 |
|---|
| Type | Intel Core i7 840QM | Intel Xeon E5-2643V4 |
|---|
| ARCHITECTURE |
|---|
| Processor Qty | 1 | 1 |
|---|---|---|
| Packaging Type | 988-pin Micro FCPGA | - |
| Compatible Processor Socket | - | LGA2011-v3 Socket |
| Manufacturing Process | 45 nm | 14 nm |
| Thermal Design Power | 45 W | 135 W |
| Thermal Specification | 100 °C | 75 °C |
| PCI Express Revision | 2.0 | 3.0 |
| PCI Express Configurations | 1x16, 2x8 | X16, x4, x8 |
| PCI Express Lanes Qty | 16 | 40 |
| 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, Enhanced Halt State (C1E), streaming SIMD extensions 4.2 | Hyper-Threading Technology, Intel Turbo Boost Technology 2.0, Intel vPro Technology |
| PERFORMANCE |
|---|
| Number of Cores | Quad-Core | 6-core |
|---|---|---|
| Number of Threads | 8 threads | 12 threads |
| Clock Speed (Frequency) | 1.86 GHz | 3.4 GHz |
| Max Turbo Speed | 3.2 GHz | 3.7 GHz |
| Bus Speed | - | 2400 MHz |
| 64-bit Computing | Yes | - |
| CACHE MEMORY |
|---|
| Cache | 8 MB | 20 MB |
|---|---|---|
| Cache Memory Details | L3 - 8 MB | 20 MB |
| Installed Size | 8 MB | - |
| EXPANSION & CONNECTIVITY | Intel Core i7 840QM | Intel Xeon E5-2643V4 |
|---|
| Compatible Slots | 1 x processor | - |
|---|
| MISCELLANEOUS | Intel Core i7 840QM | Intel Xeon E5-2643V4 |
|---|
| Included Accessories | - | Heat sink |
|---|---|---|
| Service & Support | Limited warranty - 3 years | - |
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