Overclocking & On-battery Performance of GTX 980 Laptops
0 up · 0 down · 0 ratings
Promos
Our Sager review a few weeks ago prompted many questions about the on-battery performance and overclocking of the desktop-grade GTX 980. So we investigated! Squarespace link: Visit squarespace.com and use offer code LINUS to save 10% off your first order! Freshbooks link: linustechtips.com Pricing & discussion: linustechtips.com Support us: linustechtips.com Join our community forum: bit.ly twitter.com @LinusTech Intro Screen Music Credit: Title: Laszlo - Supernova Video Link: youtube.com iTunes Download Link: itunes.apple.com Artist Link: soundcloud.com Outro Screen Music Credit: Approaching Nirvana - Sugar High youtube.com Sound effects provided by freesfx.co.uk
The video investigates how the desktop-grade GTX 980 performs when implemented in a laptop, focusing on how power and thermal constraints shape behavior in different configurations. It centers on MSI's GT72S6QF Dominator Pro G and compares its on AC power, overclocked AC power, and battery-driven performance to a competing Sager NP9870UGG. The host walks through the machine’s physical features, noting the 17.3 inch anti-glare display, quad USB 3.0 ports, and a mix of I/O options, while highlighting the hardware stack including an i7-920HQ class processor, 32 GB of DDR4 memory, NVMe SSD RAID 0 storage, and the full desktop GTX 980. The exploration then moves into practical tests, setting up a 500 MHz CPU overclock and a 100 MHz GPU overclock, and discusses how these settings behave under different power modes. The comparison with the Sager laptop emphasizes different design philosophies: MSI aims for a lighter, quieter mobile platform with more throttling, whereas Sager seeks a true desktop replacement with more aggressive cooling. The host explains that the goal is to quantify power draw, thermals, and frame rates across three scenarios, with the crisis 3 skybox load test serving as a baseline for thermal and power behavior. The analysis reveals that while the Sager excels in peak performance when plugged in, the MSI’s throttling and battery behavior result in notably different gaming experiences, particularly when not connected to a charger. The video closes by comparing on-battery frame rates, overall battery life, and the practical takeaway that overclocking yields a modest frame-rate bump and that neither laptop achieves long play times on battery alone, underscoring the trade-offs between desktop-class GPU performance and portable power efficiency.
Topics · hardware · technology · performance
Questions answered
- What are the three tested power modes for the GTX 980 laptop, and what was the general outcome in each mode?
- The three tested modes are running on AC power stock, AC power with GPU and CPU overclocking, and battery power at stock. On AC power, the notebook achieved higher frame rates, with the Sager leading in some benchmarks. When overclocked on AC, there was a modest frame-rate bump compared to stock. On battery power, the GTX 980 barely sustained higher clocks, resulting in significantly reduced frame rates and shorter gaming runtimes due to throttling.
- How does MSI's battery behavior compare to Sager's in terms of performance and thermals?
- MSI throttles more aggressively on battery to save power, which keeps temperatures lower but reduces GPU boost and frame rates. Sager runs hotter with a louder cooling profile but can sustain higher performance when plugged in, providing a more desktop-like experience. The MSI design favors portability and quiet operation at the cost of peak on-battery performance.