GeForce GTX 980 Mobile and Radeon RX 6800M - video card comparison
GeForce GTX 980 Mobile
Radeon RX 6800M
Architecture
Maxwell (2014−2018)
RDNA 2 (2020−2022)
GPU code name
N16E-GXX
Navi 22
Market segment
Laptop
Laptop
Release date
September 2014
June 2021
Bus support
PCI Express 3.0
-
Interface
MXM-B (3.0)
PCIe 4.0 x16
Supplementary power connectors
-
None
SLI options
+
-
Boost clock speed
1216 MHz
2300 MHz
Core clock speed
1064 MHz
2116 MHz
CUDA cores
2048
-
Floating-point performance
4,358 gflops
-
Manufacturing process technology
28 nm
7 nm
Number of transistors
5,200 million
17,200 million
Pipelines / CUDA cores
2048
2560
Power consumption (TDP)
100-200 Watt
145 Watt
Texture fill rate
144 billion/sec
413.0
Memory type
GDDR5
GDDR6
Maximum RAM amount
4 GB
12 GB
Memory bus width
256 Bit
192 Bit
Memory clock speed
7.0 GB/s
16000 MHz
Memory bandwidth
224 GB/s
384.0 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
+
-
OpenCL
1.2
2.1
OpenGL
4.5
4.6
Shader Model
6.4
6.5
Vulkan
1.1.126
1.2
BatteryBoost
+
-
GameStream
+
-
GameWorks
+
-
GeForce ShadowPlay
+
-
GPU Boost
2.0
-
H.264, VC1, MPEG2 1080p video decoder
+
-
Optimus
+
-