Choose ProBook 450 if you need:
- Processor Model at Intel Core i5-8250U (vs Intel Core i7-6820HQ)
- GPU Model at Intel UHD Graphics 620 (vs NVIDIA Quadro M1200)
- Installed Memory at 4 GB (vs 8 GB)
- Storage Capacity at 500 GB (vs 256 GB)
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Side-by-side specification comparison of two reference models
Compare ProBook 450 vs Precision 5520
A full side-by-side comparison of reference models ProBook 450 and Precision 5520 within the same category.
Specifications
Side-by-side specification comparison of two reference models
| Specification | ProBook 450 | Precision 5520 |
|---|---|---|
| Price | Not for sale | Not for sale |
| General | ||
| Brand | HP | Dell |
| Product Family | HP ProBook 450 G5 | Dell Precision |
| Model | ProBook 450 | Precision 5520 |
| Model Number | ProBook 450 G5 | Precision 5520 |
| Part Number / SKU | 2XZ51ET#ABU | — |
| Launch Year | 2018 year | 2016 year |
| Form Factor | Clamshell | Clamshell |
| Laptop Category | Mainstream | Mobile Workstation |
| Operating System | Windows 10 | Windows 10 |
| Operating System Architecture | 64-bit | 64-bit |
| Processor | ||
| Processor Manufacturer | Intel | Intel |
| Processor Family | Intel Core i5 | Intel Core i7 |
| Processor Model | Intel Core i5-8250U | Intel Core i7-6820HQ |
| Processor Generation | 8th Gen (Kaby Lake R) | 6th Gen (Skylake) |
| CPU Architecture | Kaby Lake R | Skylake-H |
| CPU Process Node | 14 nm | 14 nm |
| CPU Cores | 4 cores | 4 cores |
| Efficiency Cores | 0 cores | 0 cores |
| CPU Threads | 8 threads | 8 threads |
| CPU Base Clock | 1.6 GHz | 2.7 GHz |
| CPU Max Boost Clock | 3.4 GHz | 3.6 GHz |
| L2 Cache | 1 MB | 1 MB |
| L3 Cache | 6 MB | 8 MB |
| Processor Base Power | 15 W | 45 W |
| Maximum Processor Power | 25 W | 45 W |
| CPU Manageability Technology | Intel Standard Manageability; Intel vPro not supported | Intel vPro supported on eligible business systems |
| Graphics | ||
| Graphics Type | Integrated | Discrete |
| GPU Manufacturer | Intel | NVIDIA |
| GPU Model | Intel UHD Graphics 620 | NVIDIA Quadro M1200 |
| GPU Architecture | Intel Gen9.5 | Maxwell |
| VRAM Capacity | 0 GB | 4 GB |
| VRAM Type | Shared system memory | GDDR5 |
| GPU TGP | 15 W | 45 W |
| GPU Boost Clock | 1100 MHz | 1150 MHz |
| Maximum External Displays | 3 displays | 4 displays |
| Maximum External Resolution | 4096 x 2304 @ 60 Hz | 5120 x 2880 @ 60 Hz |
| Memory | ||
| Installed Memory | 4 GB | 8 GB |
| Maximum Memory | 32 GB | 32 GB |
| Memory Type | DDR4 | DDR4 |
| Memory Speed | 2400 MT/s | 2133 MT/s |
| Memory Form Factor | SO-DIMM | SO-DIMM |
| Memory Slots | 2 slots | 2 slots |
| Memory Slots Used | 1 slots | 1 slots |
| Memory Upgradeable | Yes | Yes |
| Memory Channels | Dual-channel capable | Dual-channel capable |
| Storage | ||
| Primary Storage Type | HDD | SSD |
| Storage Capacity | 500 GB | 256 GB |
| Storage Interface | SATA III / PCIe NVMe | SATA III / PCIe NVMe |
| Storage Form Factor | M.2 + 2.5-inch | M.2 + optional 2.5-inch |
| Installed Storage Drives | 1 drives | 1 drives |
| Maximum Storage Drives | 2 drives | 2 drives |
| M.2 Storage Slots | 1 slots | 1 slots |
| 2.5-inch Drive Bay | Yes | Yes |
| RAID Support | — | — |
| Card Reader | Yes | Yes |
| Card Reader Formats | SD/SDHC/SDXC | SD/SDHC/SDXC |
| Card Reader Standard | UHS-I | SD 4.0 |
| Display | ||
| Display Size | 15.6 inch | 15.6 inch |
| Display Resolution | 1920 x 1080 | 1920 x 1080 |
| Resolution Class | FHD | FHD |
| Display Technology | LED-backlit LCD | LED-backlit LCD |
| Panel Type | IPS | IPS |
| Refresh Rate | 60 Hz | 60 Hz |
| Display Brightness | 220 nits | 400 nits |
| Color Depth | 8-bit | 8-bit |
| Aspect Ratio | 16:9 | 16:9 |
| Display Finish | Anti-glare | Anti-glare |
| Viewing Angle | 178° degree | 160° degree |
| Flicker-Free | Yes | Yes |
| Camera & Biometrics | ||
| Webcam Resolution | 720p HD | 720p HD |
| Webcam Frame Rate | 30 fps | 30 fps |
| Audio | ||
| Speaker Configuration | 2 stereo speakers | 2 speakers |
| Audio Technology | HP Audio | Waves MaxxAudio Pro |
| Microphone Configuration | Dual-array microphone | Digital-array microphone |
| Audio Jack | Yes | Yes |
| Keyboard & Input | ||
| Keyboard Type | Full-size island-style keyboard | Full-size island-style keyboard |
| Keyboard Backlight | — | Yes |
| Numeric Keypad | Yes | — |
| Spill-Resistant Keyboard | Yes | Yes |
| Touchpad Type | Multi-touch precision touchpad | Multi-touch precision touchpad |
| Wireless & Networking | ||
| Wi-Fi Standard | Wi-Fi 5 (802.11ac) | Wi-Fi 5 (802.11ac) |
| Wi-Fi IEEE Standard | 802.11ac | 802.11ac |
| Wi-Fi Bands | 2.4 GHz; 5 GHz | 2.4 GHz; 5 GHz |
| Wi-Fi Spatial Streams | 2x2 | 2x2 |
| Wi-Fi Module | Intel dual-band wireless | Intel dual-band wireless |
| Bluetooth Version | 4.2 | 4.2 |
| Ethernet | Yes | — |
| Ethernet Speed | 10/100/1000 Mbps | Not present |
| WWAN | No | No |
| SIM Slot | — | — |
| Ports & Expansion | ||
| USB Type-A Port Count | 3 ports | 2 ports |
| USB Type-A Specifications | USB 3.x Type-A | USB 3.x Type-A |
| USB Type-C Port Count | 1 ports | 1 ports |
| USB Type-C Specifications | USB 3.x Type-C; DisplayPort Alt Mode where supported | USB 3.x Type-C; DisplayPort Alt Mode where supported |
| USB4 Port Count | 0 ports | 0 ports |
| Thunderbolt Port Count | 0 ports | 1 ports |
| Thunderbolt Version | — | Thunderbolt 3 |
| HDMI Port Count | 1 ports | 1 ports |
| HDMI Version | HDMI 1.4 | HDMI 1.4 |
| DisplayPort Output | USB-C DisplayPort Alt Mode | Mini DisplayPort / USB-C DisplayPort Alt Mode |
| RJ-45 Port Count | 1 ports | 0 ports |
| 3.5 mm Audio Combo Port Count | 1 ports | 1 ports |
| SD Card Slot Count | 1 ports | 1 ports |
| microSD Card Slot Count | 0 ports | 0 ports |
| Smart Card Reader | No | No |
| Security Lock Slot | Yes | Yes |
| Internal PCIe Slots | 1 M.2 storage slot(s) | 1 M.2 storage slot(s) |
| Battery & Power | ||
| Battery Capacity | 48 Wh | 56 Wh |
| Battery Cells | 3 cells | 3 cells |
| Battery Chemistry | Lithium-ion | Lithium-ion |
| Power Adapter | 45 W | 130 W |
| Power Connector | Barrel power connector | Barrel power connector |
| Dimensions & Build | ||
| Width | 376 mm | 357 mm |
| Depth | 263 mm | 235 mm |
| Thickness | 20.8 mm | 17 mm |
| Weight | 2.1 kg | 2 kg |
| Chassis Material | Aluminum; plastic | Aluminum; carbon fiber |
| Lid Material | Aluminum | Aluminum |
| Base Material | Plastic | Carbon fiber composite |
| Hinge Opening Angle | 135 degree | 135 degree |
| MIL-STD Testing | HP Total Test Process; not a MIL-STD certification claim | Business-platform durability testing; no blanket MIL-STD claim |
| IP Rating | — | — |
| Security & Manageability | ||
| TPM | TPM 2.0 | TPM 2.0 |
| BIOS / UEFI Password Support | Yes | Yes |
| Drive Password Support | Yes | Yes |
| Secure Boot | Yes | Yes |
| Enterprise Manageability | HP BIOSphere; manageability features | Dell business BIOS/UEFI manageability |
| Smart Card Support | No | No |
| BIOS Recovery / Self-Healing | HP Sure Start / BIOS recovery | Dell BIOS recovery and management features |
| Certifications & Sustainability | ||
| ENERGY STAR | Not claimed | Not claimed |
| EPEAT | Not claimed | Not claimed |
| TCO Certified | Not claimed | Not claimed |
| RoHS Compliance | Yes | Yes |
| Recycled Materials | Not claimed | Not claimed |
| Environment & Warranty | ||
| Operating Temperature | 5 to 35 °C | 5 to 35 °C |
| Operating Humidity | 10 to 90 (non-condensing) % RH | 10 to 90 (non-condensing) % RH |
| Storage Temperature | -20 to 60 °C | -20 to 60 °C |
| Warranty | 1 years | 1 years |
| Warranty Type | Limited hardware warranty; region dependent | Limited hardware warranty; region dependent |
Summary: Which Product Should You Choose?
Choose Precision 5520 if you need:
- Processor Model at Intel Core i7-6820HQ (vs Intel Core i5-8250U)
- GPU Model at NVIDIA Quadro M1200 (vs Intel UHD Graphics 620)
- Installed Memory at 8 GB (vs 4 GB)
- Storage Capacity at 256 GB (vs 500 GB)
What is the difference between ProBook 450 and Precision 5520?
ProBook 450 and Precision 5520 share specifications such as Display Size (15.6 inch), Display Resolution (1920 x 1080), Form Factor (Clamshell), Operating System (Windows 10).
The main differences: Processor Model (ProBook 450: Intel Core i5-8250U, Precision 5520: Intel Core i7-6820HQ); GPU Model (ProBook 450: Intel UHD Graphics 620, Precision 5520: NVIDIA Quadro M1200); Installed Memory (ProBook 450: 4 GB, Precision 5520: 8 GB); Storage Capacity (ProBook 450: 500 GB, Precision 5520: 256 GB).
ProBook 450 may suit users who need its differing values, while Precision 5520 benefits those who need its paired strengths. Review the specs table above before deciding.