Radeon R9 M390 Mac Edition and GeForce RTX 5080 - video card comparison
Radeon R9 M390 Mac Edition
GeForce RTX 5080
Architecture
GCN 1.0 (2012−2020)
Blackwell 2.0
GPU code name
Pitcairn
GB203
Market segment
Desktop
Desktop
Release date
May 2015
2025 (recently)
Interface
PCIe 3.0 x16
PCIe 5.0 x16
Supplementary power connectors
None
1x 16-pin
Boost clock speed
-
2520 MHz
Core clock speed
958 MHz
-
Manufacturing process technology
28 nm
0 nm
Number of transistors
2,800 million
-
Pipelines / CUDA cores
1024
10752
Power consumption (TDP)
80 Watt
350 Watt
Texture fill rate
61.31
846.7
Memory type
GDDR5
GDDR7
Maximum RAM amount
2 GB
16 GB
Memory bus width
256 Bit
256 Bit
Memory clock speed
5.5 GB/s
5 GB/s
Memory bandwidth
174.7 GB/s
160.0 GB/s
Display Connectors
No outputs
1x HDMI 2.1, 3x DisplayPort 1.4a
HDMI
-
+
DirectX
12 (11_1)
12 Ultimate (12_2)
CUDA
-
9.1
OpenCL
1.2
3.0
OpenGL
4.6
4.6
Shader Model
5.1
6.7
Vulkan
1.2
1.3