Radeon R9 M395 Mac Edition and GeForce RTX 3080 Mobile - video card comparison
Radeon R9 M395 Mac Edition
GeForce RTX 3080 Mobile
Architecture
GCN 2.0 (2013−2017)
Ampere (2020−2022)
GPU code name
Grenada
GN20-E7 GA104
Market segment
Desktop
Laptop
Release date
May 2015
January 2021
Interface
MXM-B (3.0)
PCIe 4.0 x16
Supplementary power connectors
None
-
Boost clock speed
-
1245 - 1710 MHz
Core clock speed
834 MHz
780 - 1100 MHz
Floating-point performance
2,989 gflops
-
Manufacturing process technology
28 nm
8 nm
Number of transistors
6,200 million
17,400 million
Pipelines / CUDA cores
1792
6144
Power consumption (TDP)
250 Watt
150 Watt (80 - 150 Watt TGP)
Texture fill rate
93.41
296.6
Memory type
GDDR5
GDDR6
Maximum RAM amount
4 GB
16 GB
Memory bus width
256 Bit
256 Bit
Memory clock speed
5460 MHz
14000 MHz
Memory bandwidth
174.7 GB/s
384.0 GB/s
Shared memory
-
-
Display Connectors
No outputs
No outputs
DirectX
12 (12_0)
12 Ultimate (12_2)
CUDA
-
8.6
OpenCL
2.0
2.0
OpenGL
4.6
4.6
Shader Model
6.3
6.5
Vulkan
1.2.131
1.2