GeForce GTX 980 Mobile and CMP 40HX - video card comparison
GeForce GTX 980 Mobile
CMP 40HX
Architecture
Maxwell (2014−2018)
Turing (2018−2021)
GPU code name
N16E-GXX
TU106
Market segment
Laptop
Desktop
Release date
September 2014
February 2021
Bus support
PCI Express 3.0
-
Interface
MXM-B (3.0)
PCIe 3.0 x16
Supplementary power connectors
-
1x 8-pin
SLI options
+
-
Boost clock speed
1216 MHz
1650 MHz
Core clock speed
1064 MHz
-
CUDA cores
2048
-
Floating-point performance
4,358 gflops
-
Manufacturing process technology
28 nm
12 nm
Number of transistors
5,200 million
10,800 million
Pipelines / CUDA cores
2048
2304
Power consumption (TDP)
100-200 Watt
185 Watt
Texture fill rate
144 billion/sec
237.6
Memory type
GDDR5
GDDR6
Maximum RAM amount
4 GB
8 GB
Memory bus width
256 Bit
256 Bit
Memory clock speed
7.0 GB/s
14 GB/s
Memory bandwidth
224 GB/s
448.0 GB/s
Shared memory
-
-
Display Connectors
Dual Link DVI-I, HDMI 2.0, 3x DisplayPort 1.2
No outputs
Multi monitor support
4 displays
-
VGA аnalog display support
+
-
DisplayPort Multimode (DP++) support
+
-
HDMI
+
-
HDCP
+
-
Maximum VGA resolution
2048x1536
-
G-SYNC support
+
-
Audio input for HDMI
Internal
-
DirectX
12 (12_1)
12 Ultimate (12_2)
CUDA
+
7.5
OpenCL
1.2
3.0
OpenGL
4.5
4.6
Shader Model
6.4
6.6
Vulkan
1.1.126
1.2
BatteryBoost
+
-
GameStream
+
-
GameWorks
+
-
GeForce ShadowPlay
+
-
GPU Boost
2.0
-
H.264, VC1, MPEG2 1080p video decoder
+
-
Optimus
+
-