Casper Excalibur G920 16" Intel Core i9-14900HX 2.2GHz / Nvidia GeForce RTX 5080 Laptop / 64GB RAM / 2TB SSD + 2TB SSD specifications and in-depth review

Casper Excalibur G920 16" Intel Core i9-14900HX 2.2GHz / Nvidia GeForce RTX 5080 Laptop / 64GB RAM / 2TB SSD + 2TB SSD

Manufacturer: Casper

The Casper Excalibur G920 is a 16″ gaming laptop built around Intel's Core i9-14900HX processor and Nvidia's GeForce RTX 5080 Laptop GPU. Weighing 2800 g, it carries 64GB of DDR5 RAM alongside a dual-SSD configuration totalling 4TB of NVMe storage, making it a substantial machine oriented squarely at demanding workloads and gaming sessions alike.

The display runs at 300Hz on an IPS LCD panel rated at 500 nits, and the RTX 5080 brings 16GB of GDDR7 VRAM, 23.04 TFLOPS of floating-point performance, and support for both DLSS and ray tracing under DirectX 12 Ultimate. Connectivity includes HDMI 2.1, a USB 3.2 Gen 2 Type-C port, three USB 3.2 Gen 1 Type-A ports, an RJ45 jack, and Wi-Fi 7 support. The CPU itself operates with 32 threads across a hybrid core configuration, a turbo clock of 5.8GHz, and a 36MB L3 cache, backed by Intel Resizable BAR for optimised GPU memory access.

Pros
  • The 300Hz IPS display with 500 nits brightness provides smooth, responsive visuals suited to fast-paced gaming sessions
  • 64GB of DDR5 RAM running at 5600 MHz across two slots leaves room for future upgrades up to 192GB
  • The RTX 5080 GPU delivers 23.04 TFLOPS of floating-point performance with 16GB of GDDR7 VRAM, ray tracing, and DLSS support
  • Wi-Fi 7 support alongside backward compatibility with older Wi-Fi standards ensures flexible and future-ready wireless connectivity
  • The 2048GB NVMe SSD on PCIe 4.0 offers fast storage access with ample capacity for large game libraries and files
  • The backlit keyboard and stereo speakers make the machine practical for use in varied lighting conditions and media playback
Cons
  • At 2800 g, the laptop is notably heavy for portable use, limiting its convenience for frequent travel
  • The 63.05 Wh battery is relatively small given the power demands of the i9-14900HX and RTX 5080, likely constraining unplugged usage time
  • The display lacks an anti-reflection coating, which may cause glare in brightly lit environments
  • There are no Thunderbolt 3 or 4 ports and no DisplayPort outputs, restricting options for high-speed peripherals and external display configurations
  • No fingerprint scanner or 3D facial recognition is included, leaving the machine without biometric login options
Who is this for?

This laptop is well suited to users who demand sustained, high-load computing in a fixed or semi-fixed environment — particularly those engaged in demanding gaming workloads that benefit from the RTX 5080's ray tracing, DLSS support, and 23.04 TFLOPS of floating-point output paired with a 300Hz display. The 64GB of DDR5 RAM, 2048GB NVMe SSD, and 32-thread CPU configuration also make it a strong fit for content creators and technical professionals running simulation, rendering, or data-intensive applications. Users who regularly connect to multiple external screens or peripherals will find the support for up to four simultaneous displays and HDMI 2.1 output practical for expanded workstation setups.

Who is this NOT for?

The 2800 g chassis and modest 63.05 Wh battery make this a poor fit for users who need a genuinely portable, on-the-go laptop, as the combination of weight and limited battery capacity will be a persistent inconvenience when working away from a power source. Users who rely on biometric security — such as fingerprint login or facial recognition — will find those options entirely absent here. Additionally, those looking for a lightweight machine for everyday tasks like browsing, note-taking, or light productivity will find the thermal and power demands of the i9-14900HX and RTX 5080 excessive for their needs.

Design:

Type Gaming
weight 2800 g
Uses a fanless design
Has a backlit keyboard
is weather-sealed (splashproof)

The Casper Excalibur G920 is classified as a gaming laptop and carries a total weight of 2800 g. It does not use a fanless design, meaning it relies on active cooling to manage heat. The keyboard features backlighting for use in low-light environments, while the chassis lacks weather sealing, so it is not splashproof.

Display:

screen size 16"
Display type LCD, LED-backlit, IPS
has a touch screen
brightness (typical) 500 nits
refresh rate 300Hz
has anti-reflection coating
supported displays 4

The Casper Excalibur G920 features a 16″ IPS panel with LED backlighting, delivering a typical brightness of 500 nits and a 300Hz refresh rate suited to fast-paced content. The screen does not support touch input and lacks an anti-reflection coating. Through its GPU, the system can drive up to 4 displays simultaneously.

Performance:

RAM 64GB
RAM speed 5600 MHz
Uses flash storage
internal storage 2048GB
CPU speed 8 x 2.2 & 16 x 1.6 GHz
CPU threads 32 threads
VRAM 16GB
floating-point performance 23.04 TFLOPS
GDDR version GDDR7
texture rate 384 GTexels/s
pixel rate 144 GPixel/s
Is an NVMe SSD
DirectX version DirectX 12 Ultimate
GPU clock speed 975 MHz
uses multithreading
maximum memory amount 192GB
DDR memory version 5
turbo clock speed 5.8GHz
GPU turbo 1500 MHz
memory slots 2
PCI Express (PCIe) version 4
semiconductor size 4 nm
has XeSS (XMX)
SSD storage capacity 2048GB
Supports 64-bit

The G920 is equipped with 64GB of DDR5 RAM running at 5600 MHz across two memory slots, with a maximum supported capacity of 192GB. The CPU operates at 8 cores clocked at 2.2 GHz and 16 cores at 1.6 GHz, reaching a turbo frequency of 5.8GHz across 32 threads with multithreading enabled, and is built on a 4 nm semiconductor process. Storage comes in the form of a 2048GB NVMe SSD using PCIe 4.0, with flash storage as the sole storage medium. On the graphics side, the GPU carries 16GB of GDDR7 VRAM and runs at a base clock of 975 MHz with a turbo of 1500 MHz, delivering 23.04 TFLOPS of floating-point performance, a texture rate of 384 GTexels/s, and a pixel rate of 144 GPixel/s under DirectX 12 Ultimate. The system supports 64-bit operation and Intel Resizable BAR via PCIe 4.0, but does not include XeSS support.

Benchmarks:

Geekbench 6 result (multi) 15655
Geekbench 6 result (single) 2680
PassMark result 45332
PassMark result (single) 4245

In Geekbench 6, the G920 scores 15,655 in the multi-core test and 2,680 in the single-core test, reflecting the CPU's threaded and per-core processing characteristics respectively. PassMark results follow a similar pattern, with an overall score of 45,332 and a single-thread score of 4,245.

Connectivity:

USB 3.2 Gen 2 ports (USB-C) 1
USB 3.2 Gen 2 ports (USB-A) 0
USB 4 20Gbps ports 0
USB 4 40Gbps ports 0
Thunderbolt 4 ports 0
USB 3.2 Gen 1 ports (USB-C) 0
USB 3.2 Gen 1 ports (USB-A) 3
Thunderbolt 3 ports 0
has an HDMI output
Has USB Type-C
supports Wi-Fi
Wi-Fi version Wi-Fi 7 (802.11be), Wi-Fi 6E (802.11ax), Wi-Fi 6 (802.11ax), Wi-Fi 5 (802.11ac), Wi-Fi 4 (802.11n)
has an external memory slot
RJ45 ports 1
HDMI ports 1
HDMI version HDMI 2.1
DisplayPort outputs 0
has AirPlay
mini DisplayPort outputs 0
has a VGA connector

The G920 offers a wired port selection consisting of one USB 3.2 Gen 2 Type-C port, three USB 3.2 Gen 1 Type-A ports, one HDMI 2.1 output, and one RJ45 Ethernet jack. There are no Thunderbolt 3 or 4 ports, no USB 4 ports, no DisplayPort outputs, and no VGA connector. Wireless connectivity covers Wi-Fi 7 (802.11be) along with backward-compatible support for Wi-Fi 6E, Wi-Fi 6, Wi-Fi 5, and Wi-Fi 4. AirPlay is supported, but there is no external memory card slot on the machine.

Battery:

battery size 63.05 Wh
Has sleep-and-charge USB ports
Has a MagSafe power adapter

The G920 houses a 63.05 Wh battery and includes sleep-and-charge USB ports, allowing connected devices to be charged even when the laptop is not in active use. It does not use a MagSafe power adapter.

Features:

has stereo speakers
has a socket for a 3.5 mm audio jack
supports ray tracing
supports DLSS
has Dolby Atmos
Stylus included
Has a fingerprint scanner
number of microphones 1
Uses 3D facial recognition
has voice commands
has a front camera
Has S/PDIF Out port
has a gyroscope
has GPS
has an accelerometer
has a compass
Has an optical disc drive

The G920 includes stereo speakers, a 3.5 mm headset jack, and a single microphone, though it lacks Dolby Atmos and an S/PDIF output. A front camera is present for video calls, while biometric options such as a fingerprint scanner and 3D facial recognition are not included. The GPU supports both ray tracing and DLSS, adding to its graphics feature set. Motion and location sensors — including a gyroscope, accelerometer, compass, and GPS — are absent, as are voice command support, a stylus, and an optical disc drive.

Miscellaneous:

clock multiplier 22
AMD SAM / Intel Resizable BAR Intel Resizable BAR
GPU architecture Blackwell
has LHR
Thermal Design Power (TDP) 80W
Supports 3D
Supports multi-display technology
OpenCL version 3
OpenGL version 4.6
Supports ECC memory
memory bus width 256-bit
effective memory speed 25400 MHz
maximum memory bandwidth 811.5 GB/s
render output units (ROPs) 96
texture mapping units (TMUs) 256
shading units 7680
Has Double Precision Floating Point (DPFP)
GPU memory speed 2000 MHz
GPU name UHD Graphics 770
Type Laptop
instruction sets MMX, F16C, FMA3, AES, AVX2, AVX, SSE 4.1, SSE 4.2
L3 cache 36 MB
Has an unlocked multiplier
Has NX bit
CPU temperature 100 °C
GPU execution units 32
Has integrated graphics
memory channels 2
RAM speed (max) 5600 MHz
Uses big.LITTLE technology

The G920's GPU is built on the Blackwell architecture and features 7,680 shading units, 256 texture mapping units, 96 ROPs, and 32 execution units, with a 256-bit memory bus running at an effective speed of 25,400 MHz and a maximum bandwidth of 811.5 GB/s. It supports multi-display output, stereoscopic 3D, Double Precision Floating Point, OpenCL 3, OpenGL 4.6, and Intel Resizable BAR, and does not include LHR. The integrated graphics solution is the UHD Graphics 770 with 32 execution units. On the CPU side, the processor operates with a clock multiplier of 22, a maximum rated temperature of 100°C, an 80W TDP, a 36MB L3 cache, and employs big.LITTLE technology for hybrid core management across two memory channels with a maximum RAM speed of 5600 MHz. The CPU supports ECC memory, carries an NX bit, and includes instruction sets covering MMX, F16C, FMA3, AES, AVX, AVX2, SSE 4.1, and SSE 4.2, though the multiplier is locked.

Final Verdict

The Casper Excalibur G920 is a desktop-replacement gaming laptop that makes no concessions in raw capability — its RTX 5080 GPU on the Blackwell architecture, paired with a 32-thread i9-14900HX and 64GB of DDR5 RAM, positions it firmly at the high end of the laptop performance spectrum. The 300Hz IPS display with 500 nits brightness and support for up to four simultaneous outputs further reinforce its credentials as a machine built for immersive gaming and productivity-heavy workstation use. That said, its 2800 g weight and compact 63.05 Wh battery mean it is most at home when used near a power outlet rather than on the move. For users whose priorities align with top-tier graphical output, substantial multitasking headroom, and fast storage — and who can accommodate its physical demands — the G920 delivers a specification sheet that leaves little room for compromise.

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