Lenovo ThinkPad X1 Carbon Gen 12 vs Dell XPS 16 9640 (2024)
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Please select specific configurations for the laptops to get a more accurate comparative review
Review
Performance
System and application performance
Gaming
Performance in popular 3D games
Display
Viewing angle, color accuracy, brightness
Battery Life
Potential battery life in light and average use
Connectivity
Ports, webcam and other interfaces
Portability
Design, materials, durability and usability
Pick the usage scenario that best matches your needs
Value for money (Beta)
Key Differences
Advantages of the Lenovo ThinkPad X1 Carbon Gen 12
- Includes an old-school USB-A port
- Significantly easier to carry: weighs 1040 grams less (around 2.29 lbs)
- Display has support for touch input
- Much smaller footprint: 22% more compact case (104.2 vs 133.1 square inches)
- 17% sharper screen – 162 versus 139 pixels per inch (PPI)
Advantages of the Dell XPS 16 9640 (2024)
- Higher screen refresh rate: 120 versus 60 Hz
- Can run popular games at about 72-98% higher FPS
- Features a much bigger (~75%) battery – 99.5 against 57 watt-hours
- Higher number of cutting-edge USB Type-C ports: 3 versus 2
- Around 41% better multi-core CPU performance in the Cinebench 2024 test
- Thinner bezels and 6% higher screen-to-body ratio
Tests and Specifications
Comparison table of test results and technical specsCase
| Weight | 1.09 kg (2.4 lbs) | 2.13 kg (4.7 lbs) |
| Dimensions | 312.8 x 214.75 x 14.96 mm 12.31 x 8.45 x 0.59 inches |
358.1 x 240 x 18.7 mm 14.1 x 9.45 x 0.74 inches |
| Area | 672 cm2 (104 inches2) | 859 cm2 (133.2 inches2) |
| Screen-to-body ratio | ~84.6% | ~89.6% |
| Side bezels | 5.7 mm | 3.5 mm |
| Colors | Black | Silver, Gray |
| Material | Top: Carbon fiber Middle: Aluminum Bottom: Aluminum |
Aluminum |
| Transformer | No | No |
| Opening angle | 180° | 135° |
Size comparison
| Cooling system | Active | Active |
| Vapor chamber | No | Yes |
| Liquid metal | No | No |
| Number of fans | 2 | 2 |
| Noise level (max. load) | 37.8 dB | 50.5 dB |
Display
| Size | 14 inches | 16.3 inches |
| Type | IPS LCD | IPS LCD |
| Refresh rate | 60 Hz | 120 Hz |
| Adaptive refresh rate | No | Yes (30-120 Hz) |
| PPI | 162 ppi | 139 ppi |
| Aspect ratio | 16:10 | 16:10 |
| Resolution | 1920 x 1200 pixels | 1920 x 1200 pixels |
| HDR support | No | Yes, Dolby Vision |
| Sync technology | No | No |
| Touchscreen | Yes | No |
| Coating | Matte | Matte |
| Ambient light sensor | Yes | Yes |
Screen space comparison
XPS 16 9640 (2024)
16.3″ (16:10 ratio) = 119.4 in2
ThinkPad X1 Carbon Gen 12
14″ (16:10 ratio) = 88.1 in2
~35% more screen space
| Contrast | - | 2000:1 |
| sRGB color space | 100% | 100% |
Max. brightness
Battery
Capacity
| Full charging time | 2:00 hr | 2:20 hr |
| Battery type | Li-Po | Li-Po |
| Replaceable | No | No |
| Fast charging | Yes | Yes |
| Charging via USB (Power Delivery) | Yes | Yes |
| Charging port position | Left | Left, Right |
| Charge power | 45 / 65 W | 130 W |
| Cable length | - | 1 meters |
| Weight of AC adapter | 252 grams | 410 grams |
CPU
CPU name
| Base frequency | 1.2 GHz | 1.4 GHz |
| Turbo frequency | 4.5 GHz | 4.8 GHz |
| Cores | 14 (4P + 10E) | 16 (6P + 10E) |
| Threads | 18 | 22 |
| L3 Cache | 18 MB | 24 MB |
| Integrated GPU | Arc Graphics (7-Cores) | Arc Graphics (8-Cores) |
| Fabrication process | 7 nm | 7 nm |
Benchmarks
Geekbench 6 (Single-Core)
Geekbench 6 (Multi-Core)
Cinebench 2024 (Single-Core)
Cinebench 2024 (Multi-Core)
Graphics Card
GPU name
| TGP | 28 W | 50 W |
| Nvidia Optimus | - | MUX |
| Type | Integrated | Dedicated |
| Fabrication process | 5 nm | 5 nm |
| GPU base clock | 300 MHz | 1455 MHz |
| GPU boost clock | 2200 MHz | 1755 MHz |
| FLOPS | 3.9 TFLOPS | 9 TFLOPS |
| Memory size | System Shared | 6 GB |
| Memory type | LPDDR5X | GDDR6 |
| Memory bus | - | 96 bit |
| Memory speed | 6.4 Gbps | ~16 Gbps |
| Shading units (cores) | 896 | 2560 |
| Texture mapping units (TMUs) | 56 | 80 |
| Raster operations pipelines (ROPs) | 24 | 32 |
| GPU performance | 3.9 TFLOPS | 9 TFLOPS |
GPU Benchmarks
Steel Nomad Lite Score
| Blender GPU | - | 2035 |
| Solar Bay | - | 30891 |
Expected FPS based on average performance across 9 popular games. Details
RAM
RAM size
| Channels | 2x8 GB | 2x8 GB |
| Clock | 6400 MHz | 6400 MHz |
| Type | LPDDR5X | LPDDR5X |
| Upgradable | No | No |
Storage
Storage size
| Bus | PCI-E Gen 4.0 (4x) | PCI-E Gen 4.0 (4x) |
| Storage type | SSD (M2) | SSD (M2) |
| Channels | 1x256 GB | 1x512 GB |
| Upgradable | Yes | Yes |
| Total slots | 1 | 2 |
| NVMe | Yes | Yes |
Sound
| Audio chip | Realtek ALC3306 | - |
| Speakers | 2.2 (2 tweeters and 2 woofers) | 2.2 (2 tweeters and 2 woofers) |
| Power | 2x2W | 2x2W, 2x3W |
| Dolby Atmos | Yes | Yes |
| Loudness | ~86 dB | ~83.4 dB |
| Microphones | 4 | 2 |
Connectivity
| Wi-Fi standard | v7 | v7 |
| Bluetooth | v5.4 | v5.4 |
| Fingerprint | Yes | Yes |
| Infrared sensor | Optional | Yes |
| Optical drive | No | No |
| Webcam | Above the display | Above the display |
| Webcam resolution | 1920 x 1080 | 1920 x 1080 |
| USB-A | 2x USB 3.2 | No |
| USB Type-C | 2x USB 4.0 | 3x USB 4.0 |
| Thunderbolt | Thunderbolt 4 | Thunderbolt 4 |
| HDMI | 1x HDMI 2.1 | No |
| DisplayPort | No | No |
| VGA | No | No |
| Audio jack (3.5 mm) | Yes | Yes |
| Ethernet (RJ45) | No | No |
| SD card reader | No | Yes |
| Proprietary charging port | No | No |
Input
| Keyboard type | Island | Island |
| Numpad | No | No |
| Backlight | Yes | Yes |
| Key travel | 1.5 mm | 1 mm |
| Size | 12.0 x 5.7 cm | 14.8 x 9.0 cm |
| Surface | Glass | Glass |
| Windows Precision | Yes | Yes |
Further details
Notes on XPS 16 9640 (2024):
- The RAM operates at 7467 MHz only in configurations with the RTX 4070 graphics card. Other configurations run at 6400 MHz.
- Included are two adapters: one from USB-C to USB-A and another from USB-C to HDMI 2.0.
*Disclaimer! Ports, speakers, display, and other specifications can vary depending on the laptop's specific configuration or region.
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