Radeon R9 M390 and GeForce RTX 3090 Ti - video card comparison
Radeon R9 M390
GeForce RTX 3090 Ti
Architecture
GCN (2011−2017)
Ampere (2020−2022)
GPU code name
Pitcairn
Ampere GA102
Market segment
Laptop
Desktop
Release date
June 2015
January 2022
Bus support
PCIe 3.0
-
Interface
-
PCIe 4.0 x16
Supplementary power connectors
-
1x 16-pin
Boost clock speed
-
1860 MHz
Core clock speed
-
1560 MHz
Manufacturing process technology
28 nm
8 nm
Number of transistors
5000 Million
28,300 million
Pipelines / CUDA cores
1024
10752
Power consumption (TDP)
-
450 Watt
Texture fill rate
-
625.0
Memory type
GDDR5
GDDR6X
Maximum RAM amount
2 GB
24 GB
Memory bus width
256 Bit
384 Bit
Memory clock speed
-
21000 MHz
Memory bandwidth
-
1,008 GB/s
Shared memory
-
-
Display Connectors
-
1x HDMI 2.1, 3x DisplayPort 1.4a
Eyefinity
1
-
HDMI
-
+
DirectX
DirectX® 12
12 Ultimate (12_2)
CUDA
-
8.6
Mantle
+
-
OpenCL
Not Listed
3.0
OpenGL
4.4
4.6
Shader Model
-
6.6
Vulkan
-
1.3
AppAcceleration
-
-
DualGraphics
1
-
Enduro
-
-
FreeSync
1
-
HD3D
+
-
PowerTune
+
-
Switchable graphics
1
-
TrueAudio
-
-
ZeroCore
+
-