GeForce GTX 980 SLI Mobile and GeForce 305M - video card comparison
GeForce GTX 980 SLI Mobile
GeForce 305M
Architecture
Maxwell (2014−2018)
GT2xx (2009−2012)
GPU code name
N16E-GXX SLI
n11m-lp1
Market segment
Laptop
Laptop
Release date
September 2015
January 2010
Bus support
-
PCI-E 2.0
Interface
-
PCIe 2.0 x16
SLI options
+
-
Boost clock speed
1228 MHz
-
Core clock speed
1126 MHz
525 MHz
CUDA cores
-
16
Floating-point performance
-
36.8 gflops
Gigaflops
-
55
Manufacturing process technology
28 nm
40 nm
Number of transistors
10400 Million
260 million
Pipelines / CUDA cores
4096
16
Power consumption (TDP)
330 Watt
14 Watt
Texture fill rate
-
4.200
Memory type
GDDR5
GDDR2, GDDR3, DDR2, DDR3
Maximum RAM amount
2x 8 GB
Up to 512 MB
Memory bus width
256 Bit
64 Bit
Memory clock speed
3500 MHz
Up to 700 (DDR3), Up to 700 (GDDR3) MHz
Memory bandwidth
-
11.2 GB/s
Shared memory
-
-
Display Connectors
-
DisplayPortHDMIVGADual Link DVISingle Link DVI
Multi monitor support
-
+
HDMI
-
+
Maximum VGA resolution
-
2048x1536
G-SYNC support
+
-
DirectX
12_1
11.1 (10_1)
CUDA
+
+
OpenCL
-
1.1
OpenGL
-
2.1
Shader Model
-
4.1
Vulkan
-
N/A
Power management
-
8.0