Intel Core i7-4850HQ vs Intel Core i7-4950HQ: comparison
Comparison of Intel Core i7-4850HQ and Intel Core i7-4950HQ: key differences and a full specification table.
Key differences
Intel Core i7-4950HQ has a higher base clock (2.4 GHz vs 2.3 GHz), a higher maximum clock (3.6 GHz vs 3.5 GHz) and a higher maximum integrated graphics clock (1.3 GHz vs 1.2 GHz).
Both processors match on: core count (4), thread count (8), L3 cache (6 MB), TDP (47 W), process node (22 nm), maximum memory size (32 GB), memory channels (2), PCIe version (3).
These are specification values: they show differences between the models but do not determine a performance winner. For a specific workload, rely on independent benchmarks.
Key specifications
| Parameter | Intel Core i7-4850HQ | Intel Core i7-4950HQ |
|---|---|---|
| Cores / threads | 4 / 8 | 4 / 8 |
| Max boost clock | 3.5 GHz | 3.6 GHz |
| L3 cache | 6 MB | 6 MB |
| TDP | 47 W | 47 W |
| Process | 22 nm | 22 nm |
| Integrated graphics | Intel Iris Pro Graphics 5200 | Intel Iris Pro Graphics 5200 |
Full specification table
Differing values are highlighted. This is not a better/worse rating: numbers from different architectures are not always comparable.
| Parameter | Intel Core i7-4850HQ | Intel Core i7-4950HQ |
|---|---|---|
| General | ||
| Model | i7-4850HQ | i7-4950HQ |
| Codename | Crystal Well | Crystal Well |
| Segment | Mobile | Mobile |
| Product line | Процессоры Intel Core i7 4-го поколения | Процессоры Intel Core i7 4-го поколения |
| Process | 22 nm | 22 nm |
| Launch date | Q3 2013 | Q3 2013 |
| Status | Discontinued | Discontinued |
| Embedded options available | No | No |
| CPU | ||
| Cores | 4 | 4 |
| Threads | 8 | 8 |
| Multithreading (SMT/HT) | Yes | Yes |
| Base clock | 2.3 GHz | 2.4 GHz |
| Max boost clock | 3.5 GHz | 3.6 GHz |
| Turbo Boost 2.0 frequency | 3.5 GHz | 3.6 GHz |
| L3 cache | 6 MB | 6 MB |
| Bus speed | 5 GT/s | 5 GT/s |
| TDP | 47 W | 47 W |
| Turbo Boost | Yes (2) | Yes (2) |
| 64-bit support | Yes | Yes |
| Instruction set width | 64 bit | 64 bit |
| Instruction set extensions | SSE4.1, SSE4.2, AVX2 | SSE4.1, SSE4.2, AVX2 |
| Memory | ||
| Max memory size | 32 GB | 32 GB |
| Memory types | DDR3L | DDR3L |
| Memory channels | 2 | 2 |
| Max memory bandwidth | 25.6 GB/s | 25.6 GB/s |
| ECC memory supported | No | No |
| Graphics | ||
| Integrated graphics | Intel Iris Pro Graphics 5200 | Intel Iris Pro Graphics 5200 |
| Has integrated graphics | Yes | Yes |
| Graphics base frequency | 200 MHz | 200 MHz |
| Graphics max frequency | 1.2 GHz | 1.3 GHz |
| Graphics video max memory | 2 GB | 2 GB |
| Max displays | 3 | 3 |
| Max resolution (DP) | 3840x2160@60Hz | 3840x2160@60Hz |
| Max resolution (HDMI) | 2560x1600@60Hz | 3840x2160@30Hz |
| DirectX | 12 | 12 |
| OpenGL | 4.3 | 4.3 |
| Graphics device ID | 0xD26 | 0xD26 |
| Quick Sync Video | Yes | Yes |
| Clear Video HD | Yes | Yes |
| Graphics output | eDP/DP/HDMI/VGA | eDP/DP/HDMI/VGA |
| InTru 3D | Yes | Yes |
| Flexible Display Interface | Yes | Yes |
| Max resolution (VGA) | 1920x1200@60Hz | 2880x1800@60Hz |
| I/O and interfaces | ||
| PCI Express revision | 3 | 3 |
| PCI Express lanes | 16 | 16 |
| PCI Express configurations | 1x16, 2x8, 1x8 2x4 | 1x16, 2x8, 1x8 2x4 |
| Package and thermal | ||
| Sockets supported | FCBGA1364 | FCBGA1364 |
| Max CPU configuration | 1 | 1 |
| Package size | 37.5mm x 32mm x 1.65mm | 37.5mm x 32mm x 1.65mm |
| TJUNCTION | 100 °C | 100 °C |
| Security and virtualization | ||
| Virtualization (VT-x / AMD-V) | Yes | Yes |
| Virtualization for Directed I/O (VT-d) | Yes | Yes |
| Extended Page Tables (EPT) | Yes | Yes |
| AES-NI | Yes | Yes |
| Execute Disable Bit | Yes | Yes |
| Intel Trusted Execution Technology | Yes | Yes |
| Secure Key | Yes | Yes |
| Anti-Theft Technology | Yes | Yes |
| vPro Eligibility | Intel vPro Platform | Intel vPro Platform |
| Technologies | ||
| Enhanced SpeedStep | Yes | Yes |
| Idle States | Yes | Yes |
| Thermal Monitoring Technologies | Yes | Yes |
| Identity Protection Technology | Yes | Yes |
| Transactional Synchronization Extensions | — | Yes |