Side by side comparison and review of Intel Core i7 640M and Intel Core i7 6850K (6th Gen). 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 640M | Intel Core i7 6850K (6th Gen) |
|---|
| Product Type | Processor (mobile) | Processor |
|---|
| PROCESSOR | Intel Core i7 640M | Intel Core i7 6850K (6th Gen) |
|---|
| Type | Intel Core i7 640M | Intel Core i7 6850K (6th Gen) |
|---|
| ARCHITECTURE |
|---|
| Processor Qty | 1 | 1 |
|---|---|---|
| Packaging Type | 1288-ball BGA | - |
| Compatible Processor Socket | PGA988 Socket | LGA2011-v3 Socket |
| Manufacturing Process | 32 nm | 14 nm |
| Thermal Design Power | 35 W | 140 W |
| PCI Express Revision | 2.0 | 3.0 |
| PCI Express Configurations | 1x16 | - |
| 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, streaming SIMD extensions 4.1, streaming SIMD extensions 4.2, Intel Fast Memory Access | Enhanced SpeedStep technology, Hyper-Threading Technology, Execute Disable Bit capability, Intel Virtualization Technology, Intel 64 Technology, Intel Turbo Boost Technology 2.0, Intel AES New Instructions (AES-NI), Intel Virtualization Technology for Directed I/O (VT-d), Idle States, Intel VT-x with Extended Page Tables (EPT), Intel Smart Response Technology |
| PERFORMANCE |
|---|
| Number of Cores | Dual-Core | 6-core |
|---|---|---|
| Number of Threads | 4 threads | 12 threads |
| Clock Speed (Frequency) | 2.8 GHz | 3.6 GHz |
| Max Turbo Speed | 3.46 GHz | 3.8 GHz |
| Bus Speed | 667 MHz | - |
| 64-bit Computing | Yes | - |
| CACHE MEMORY |
|---|
| Cache | 4 MB | 15 MB |
|---|---|---|
| Cache Memory Details | L3 - 4 MB | 15 MB |
| Installed Size | 4 MB | - |
| INTEGRATED GRAPHICS (GPU) | Intel Core i7 640M | Intel Core i7 6850K (6th Gen) |
|---|
| Type | Intel HD Graphics with Dynamic Frequency | - |
|---|---|---|
| Base Frequency | 500 MHz | - |
| Max Dynamic Frequency | 766 MHz | - |
| Features | Dual Display Capable, Intel FDI, Intel Clear Video Technology, Intel Clear Video HD Technology | - |
| EXPANSION & CONNECTIVITY | Intel Core i7 640M | Intel Core i7 6850K (6th Gen) |
|---|
| Compatible Slots | 1 x processor | - |
|---|
| MISCELLANEOUS | Intel Core i7 640M | Intel Core i7 6850K (6th Gen) |
|---|
| Service & Support | Limited warranty - 3 years | - |
|---|
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