Choose ThinkPad E580 if you need:
- GPU Model at AMD Radeon RX 550 (vs Intel UHD Graphics 620)
- Installed Memory at 8 GB (vs 16 GB)
- Storage Capacity at 256 GB (vs 512 GB)
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Side-by-side specification comparison of two reference models
Compare ThinkPad E580 vs Gram 15Z975
A full side-by-side comparison of reference models ThinkPad E580 and Gram 15Z975 within the same category.
Specifications
Side-by-side specification comparison of two reference models
| Specification | ThinkPad E580 | Gram 15Z975 |
|---|---|---|
| Price | Not for sale | Not for sale |
| General | ||
| Brand | Lenovo | LG |
| Product Family | ThinkPad | Gram |
| Model | ThinkPad E580 | Gram 15Z975 |
| Model Number | ThinkPad E580 | 15Z975-U.AP71U1 |
| Part Number / SKU | — | 15Z975-U.AP71U1 |
| Launch Year | 2018 year | 2018 year |
| Form Factor | Clamshell | Clamshell |
| Laptop Category | Mainstream | Premium / Ultraportable |
| Color | — | Dark Silver |
| Operating System | Windows 10 | Windows 10 Pro |
| Operating System Architecture | 64-bit | 64-bit |
| Processor | ||
| Processor Manufacturer | Intel | Intel |
| Processor Family | Intel Core i7 | Intel Core i7 |
| Processor Model | Intel Core i7 8550U 1.8GHz | Intel Core i7 8550U 1.8GHz |
| Processor Generation | 8th Gen | 8th Gen |
| CPU Architecture | x86-64 | x86-64 |
| 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 | 1.8 GHz | 1.8 GHz |
| CPU Max Boost Clock | 4 GHz | 4 GHz |
| L3 Cache | 8 MB | 8 MB |
| Processor Base Power | 15 W | 15 W |
| Graphics | ||
| Graphics Type | Discrete | Integrated |
| GPU Manufacturer | AMD | Intel |
| GPU Model | AMD Radeon RX 550 | Intel UHD Graphics 620 |
| VRAM Capacity | 2 GB | 0 GB |
| VRAM Type | — | Shared system memory |
| GPU Boost Clock | — | 1150 MHz |
| Maximum External Resolution | 1920 x 1080 @ 60 Hz via HDMI | — |
| Memory | ||
| Installed Memory | 8 GB | 16 GB |
| Maximum Memory | 32 GB | — |
| Memory Type | DDR4 | DDR4 |
| Memory Speed | 2400 MT/s | 2400 MT/s |
| Memory Form Factor | SO-DIMM | SO-DIMM + Soldered |
| Memory Slots | 2 slots | 1 slots |
| Memory Slots Used | — | 1 slots |
| Memory Upgradeable | Yes | Partially |
| Memory Channels | Dual | Dual |
| Storage | ||
| Primary Storage Type | SSD | SSD |
| Storage Capacity | 256 GB | 512 GB |
| Storage Interface | PCIe NVMe | SATA III |
| Storage PCIe Generation | PCIe 3.0 | — |
| Storage Form Factor | M.2 2280 + 2.5-inch | M.2 2280 |
| Installed Storage Drives | 1 drives | 1 drives |
| Maximum Storage Drives | 2 drives | — |
| M.2 Storage Slots | 1 slots | — |
| 2.5-inch Drive Bay | Yes | — |
| RAID Support | — | — |
| Card Reader | Yes | Yes |
| Card Reader Formats | microSD | microSD |
| Display | ||
| Display Size | 15.6 inch | 15.6 inch |
| Display Resolution | 1920 x 1080 | 1920 x 1080 |
| Resolution Class | FHD | FHD |
| Display Technology | IPS LCD | IPS LCD |
| Panel Type | IPS | IPS |
| Display Brightness | 250 nits | — |
| sRGB Color Gamut | — | 100 % |
| Contrast Ratio | 600:1 | — |
| Aspect Ratio | 16:9 | 16:9 |
| Display Finish | Anti-glare | — |
| Adaptive Sync Technology | — | — |
| Camera & Biometrics | ||
| Webcam Resolution | 720p | HD |
| Fingerprint Reader | — | Yes |
| Audio | ||
| Speaker Configuration | 2 speakers | Stereo 2-speaker |
| Speaker Power | 2 x 2 W | 1 x 2 W |
| Audio Technology | Dolby Advanced Audio | DTS Headphone:X |
| Microphone Configuration | Dual-array microphone | — |
| Audio Jack | Yes | Yes |
| Keyboard & Input | ||
| Keyboard Type | Spill-resistant 6-row keyboard | — |
| Keyboard Backlight | — | Yes |
| Keyboard RGB Zones | — | — |
| Numeric Keypad | Yes | — |
| Touchpad Type | ThinkPad Mylar touchpad | — |
| Touchpad Material | Mylar | — |
| Pointing Stick | Yes | — |
| Wireless & Networking | ||
| Wi-Fi Standard | Wi-Fi 5 | Wi-Fi 5 |
| Wi-Fi IEEE Standard | 802.11ac | 802.11ac |
| Wi-Fi Bands | Dual-band | 2.4 GHz, 5 GHz |
| Wi-Fi Spatial Streams | 2x2 | 2x2 |
| Bluetooth Version | 4.1 | Bluetooth 4.1 |
| Ethernet | Yes | Yes |
| Ethernet Speed | 1 GbE | 10/100 via adapter |
| WWAN | No | No |
| SIM Slot | — | — |
| Ports & Expansion | ||
| USB Type-A Port Count | 3 ports | 3 ports |
| USB Type-A Specifications | 2x USB 3.1 Gen 1; 1x USB 2.0 | USB 3.0 x 2, USB 2.0 x 1 |
| USB Type-C Port Count | 1 ports | 1 ports |
| USB Type-C Specifications | 1x USB-C 3.1 Gen 2 / Power Delivery / DisplayPort | USB Type-C x 1 |
| USB4 Port Count | 0 ports | 0 ports |
| Thunderbolt Port Count | 0 ports | 0 ports |
| HDMI Port Count | 1 ports | 1 ports |
| HDMI Version | 1.4b | — |
| DisplayPort Output | DisplayPort via USB-C | — |
| RJ-45 Port Count | 1 ports | 0 ports |
| 3.5 mm Audio Combo Port Count | 1 ports | 1 ports |
| SD Card Slot Count | 0 ports | 0 ports |
| microSD Card Slot Count | 1 ports | 1 ports |
| Smart Card Reader | No | No |
| Security Lock Slot | Yes | — |
| Internal PCIe Slots | 1x M.2 storage slot | — |
| Battery & Power | ||
| Battery Capacity | 45 Wh | 60.06 Wh |
| Battery Cells | — | 4 cells |
| Battery Chemistry | Li-polymer | Lithium-ion polymer |
| Battery Life | 13 hours | 13.4 hours |
| Battery Life Test Method | MobileMark 2014 | MobileMark 2014 |
| Fast Charging | Yes | — |
| Fast Charge Level | 80 % | — |
| Fast Charge Time | 60 min | — |
| Power Adapter | 65 W | — |
| Power Connector | USB-C | DC-In |
| USB-C Charging | Yes | Yes |
| Dimensions & Build | ||
| Width | 369 mm | 358.14 mm |
| Depth | 252 mm | 228.6 mm |
| Thickness | 19.95 mm | 15.24 mm |
| Weight | 2.1 kg | 1.09 kg |
| Chassis Material | Aluminum / PC-ABS | Metal alloy, Nano Carbon, Magnesium |
| Lid Material | Aluminum | — |
| Base Material | PC/ABS | — |
| MIL-STD Testing | MIL-STD-810G tested | MIL-STD-810G |
| Security & Manageability | ||
| TPM | dTPM 2.0 | Firmware TPM (Intel PTT) |
| BIOS / UEFI Password Support | Yes | Yes |
| Drive Password Support | Yes | Yes |
| Enterprise Manageability | — | — |
| Smart Card Support | No | No |
| BIOS Recovery / Self-Healing | — | — |
| Certifications & Sustainability | ||
| ENERGY STAR | ENERGY STAR 6.1 | — |
| EPEAT | Gold | — |
| RoHS Compliance | Yes | — |
| Environment & Warranty | ||
| Warranty | 1 years | 1 years |
| Warranty Type | Mail-in or depot limited warranty | Parts and labor |
Summary: Which Product Should You Choose?
Choose Gram 15Z975 if you need:
- GPU Model at Intel UHD Graphics 620 (vs AMD Radeon RX 550)
- Installed Memory at 16 GB (vs 8 GB)
- Storage Capacity at 512 GB (vs 256 GB)
What is the difference between ThinkPad E580 and Gram 15Z975?
ThinkPad E580 and Gram 15Z975 share specifications such as Processor Model (Intel Core i7 8550U 1.8GHz), Display Size (15.6 inch), Display Resolution (1920 x 1080), Launch Year (2018 year).
The main differences: GPU Model (ThinkPad E580: AMD Radeon RX 550, Gram 15Z975: Intel UHD Graphics 620); Installed Memory (ThinkPad E580: 8 GB, Gram 15Z975: 16 GB); Storage Capacity (ThinkPad E580: 256 GB, Gram 15Z975: 512 GB).
ThinkPad E580 may suit users who need its differing values, while Gram 15Z975 benefits those who need its paired strengths. Review the specs table above before deciding.