In depth comparison and review of Intel Core i7 840QM and Intel Xeon E3-1585V5. 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 E3-1585V5 |
|---|
| Product Type | Processor (mobile) | Processor |
|---|
| PROCESSOR | Intel Core i7 840QM | Intel Xeon E3-1585V5 |
|---|
| Type | Intel Core i7 840QM | Intel Xeon E3-1585V5 |
|---|
| ARCHITECTURE |
|---|
| Processor Qty | 1 | 1 |
|---|---|---|
| Packaging Type | 988-pin Micro FCPGA | - |
| Compatible Processor Socket | - | LGA1440 Socket |
| Manufacturing Process | 45 nm | 14 nm |
| Thermal Design Power | 45 W | 65 W |
| Thermal Specification | 100 °C | - |
| PCI Express Revision | 2.0 | 3.0 |
| PCI Express Configurations | 1x16, 2x8 | 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, Enhanced Halt State (C1E), streaming SIMD extensions 4.2 | 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 | Quad-Core | Quad-Core |
|---|---|---|
| Number of Threads | 8 threads | 8 threads |
| Clock Speed (Frequency) | 1.86 GHz | 3.5 GHz |
| Max Turbo Speed | 3.2 GHz | 3.9 GHz |
| 64-bit Computing | Yes | - |
| CACHE MEMORY |
|---|
| Cache | 8 MB | 8 MB |
|---|---|---|
| Cache Memory Details | L3 - 8 MB | 8 MB |
| Installed Size | 8 MB | - |
| INTEGRATED GRAPHICS (GPU) | Intel Core i7 840QM | Intel Xeon E3-1585V5 |
|---|
| Type | - | Intel Iris Pro Graphics P580 |
|---|---|---|
| Base Frequency | - | 350 MHz |
| Max Dynamic Frequency | - | 1.15 GHz |
| Max Supported Memory Size | - | 64 GB |
| Features | - | Intel FDI, Intel Clear Video HD Technology, Intel Quick Sync Video, Triple Display Capable |
| EXPANSION & CONNECTIVITY | Intel Core i7 840QM | Intel Xeon E3-1585V5 |
|---|
| Compatible Slots | 1 x processor | - |
|---|
| MISCELLANEOUS | Intel Core i7 840QM | Intel Xeon E3-1585V5 |
|---|
| Service & Support | Limited warranty - 3 years | - |
|---|
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