NVIDIA GeForce GTX 980 SLI Mobile vs 305M

General info

Comparison of GeForce GTX 980 SLI Mobile and GeForce 305M architecture, market type and release date.
Place in performance rating
 
Value for money (0-100)
7.61
 
0.16
Architecture
Maxwell
 
GT2xx
Code name
N16E-GXX SLI
 
n11m-lp1
Type
Laptop
 
Laptop
Release date
22 September 2015
 
10 January 2010
Price now
$301
 
$163

Technical specs

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.
Pipelines
4096
 
16
CUDA cores
no data
 
16
Core clock speed
1126 MHz
 
525 MHz
Boost Clock
1228 MHz
 
no data
Transistor count
10400 Million
 
260 million
Manufacturing process technology
28 nm
 
40 nm
Power consumption (TDP)
330 Watt
 
14 Watt
Texture fill rate
no data
 
4.200
Floating-point performance
no data
 
36.8 gflops
Gigaflops
no data
 
55

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.
Laptop size
large
 
no data
Bus support
no data
 
PCI-E 2.0
Interface
no data
 
PCIe 2.0 x16
SLI options
+
 
-

Memory

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.
Memory type
GDDR5
 
GDDR2, GDDR3, DDR2, DDR3
Maximum RAM amount
2x 8 GB
 
no data
Memory bus width
256 Bit
 
64 Bit
Memory clock speed
3500 MHz
 
no data
Memory bandwidth
no data
 
11.2 GB/s
Shared memory
-
 
-

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.
Display Connectors
no data
 
No outputs
Display Connectors
no data
 
DisplayPortHDMIVGADual Link DVISingle Link DVI
Multi monitor support
no data
 
+
HDMI
-
 
+
Maximum VGA resolution
no data
 
2048x1536
G-SYNC support
+
 
-

Technologies

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.
Power management
no data
 
8.0

API support

APIs supported by GeForce GTX 980 SLI Mobile and GeForce 305M, sometimes including their particular versions.
DirectX
DirectX 12_1
 
11.1 (10_1)
Shader Model
no data
 
4.1
OpenGL
no data
 
2.1
OpenCL
no data
 
1.1
Vulkan
-
 
N/A
CUDA
+
 
+

Gaming performance

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.

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