NVIDIA GeForce GTX 980 SLI Mobile vs 305M
Comparison of GeForce GTX 980 SLI Mobile and GeForce 305M architecture, market type and release date.
GeForce GTX 980 SLI Mobile and GeForce 305M's general performance parameters such as number of shaders, GPU core clock, manufacturing process, texturing and calculation speed. These parameters indirectly speak of GeForce GTX 980 SLI Mobile and GeForce 305M's performance, but for precise assessment you have to consider its benchmark and gaming test results.
Core clock speed
Manufacturing process technology
Power consumption (TDP)
Texture fill rate
Compatibility, dimensions and requirements
Information on GeForce GTX 980 SLI Mobile and GeForce 305M compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For notebook video cards it's notebook size, connection slot and bus, if the video card is inserted into a slot instead of being soldered to the notebook motherboard.
PCIe 2.0 x16
Parameters of memory installed on GeForce GTX 980 SLI Mobile and GeForce 305M: its type, size, bus, clock and resulting bandwidth. Note that GPUs integrated into processors don't have dedicated memory and use a shared part of system RAM.
GDDR2, GDDR3, DDR2, DDR3
Maximum RAM amount
2x 8 GB
Memory bus width
Memory clock speed
Video outputs and ports
Types and number of video connectors present on GeForce GTX 980 SLI Mobile and GeForce 305M. As a rule, this section is relevant only for desktop reference video cards, since for notebook ones the availability of certain video outputs depends on the laptop model.
DisplayPortHDMIVGADual Link DVISingle Link DVI
Multi monitor support
Maximum VGA resolution
Technological solutions and APIs supported by GeForce GTX 980 SLI Mobile and GeForce 305M. You'll probably need this information if you need some particular technology for your purposes.
APIs supported by GeForce GTX 980 SLI Mobile and GeForce 305M, sometimes including their particular versions.
Let's see how good GeForce GTX 980 SLI Mobile and GeForce 305M are for gaming. Particular gaming benchmark results are measured in FPS.
Advantages of NVIDIA GeForce GTX 980 SLI Mobile
8424.3% faster (about 85 times) in synthetic tests
Much newer (22 September 2015 vs 10 January 2010)
Wider memory bus (256 vs 64 bit)
More pipelines (4096 vs 16)
Finer manufacturing process technology (28 vs 40 nm)
PhysX (hardware acceleration of physical simulation engine named PhysX)
G-SYNC (removes screen tearing by telling the display when to renew the image. Only works with G-SYNC compatible displays)
Advantages of NVIDIA GeForce 305M
Cheaper ($163.00 USD vs $301.00 USD)
Less power hungry (14 vs 330 watts)
So, GTX 980 SLI Mobile or 305M?
Judging by the results of synthetic and gaming tests, Technical City recommends NVIDIA GeForce GTX 980 SLI Mobile.
Should you still have questions on choice between GeForce GTX 980 SLI Mobile and GeForce 305M, ask them in Comments section, and we shall answer.