GeForce GTX 980 Ti and GeForce GT 420M - video card comparison
Passmark - benchmark score GeForce GTX 980 Ti vs GeForce GT 420M
GeForce GTX 980 Ti
14228
GeForce GT 420M
417
GeForce GTX 980 Ti
GeForce GT 420M
Architecture
Maxwell (2014−2018)
Fermi (2010−2014)
GPU code name
GM200
N11P-GE
Market segment
Desktop
Laptop
Release date
June 2015
September 2010
Bus support
PCI Express 3.0
-
Interface
PCIe 3.0 x16
PCIe 2.0 x16
Recommended system power (PSU)
600 Watt
-
Supplementary power connectors
6-pin + 8-pin
-
SLI options
+
-
Boost clock speed
1075 MHz
-
Core clock speed
1000 MHz
500 MHz
CUDA cores
2816
96
Floating-point performance
6,060 gflops
192 gflops
Manufacturing process technology
28 nm
40 nm
Number of transistors
8,000 million
585 million
Pipelines / CUDA cores
2816
96
Power consumption (TDP)
250 Watt
23 Watt
Texture fill rate
176 billion/sec
6.0 billion/sec
Memory type
GDDR5
(G)DDR3
Maximum RAM amount
6 GB
1 GB
Memory bus width
384 Bit
128 Bit
Memory clock speed
7.0 GB/s
800 MHz
Memory bandwidth
336.5 GB/s
25.6 GB/s
Shared memory
-
-
Display Connectors
Dual Link DVI-I, HDMI 2.0, 3x DisplayPort 1.2
No outputs
Multi monitor support
4 displays
-
HDMI
+
-
HDCP
+
-
Maximum VGA resolution
2048x1536
-
G-SYNC support
+
-
Audio input for HDMI
Internal
-
DirectX
12 (12_1)
12 API
CUDA
+
+
OpenCL
1.2
1.1
OpenGL
4.5
4.5
Shader Model
6.4
5.1
Vulkan
1.1.126
N/A
GameStream
+
-
GameWorks
+
-
GeForce ShadowPlay
+
-
GPU Boost
2.0
-