Radeon HD 6390 and GeForce RTX 3070 Ti - video card comparison
Radeon HD 6390
GeForce RTX 3070 Ti
Architecture
TeraScale 2 (2009−2015)
Ampere (2020−2022)
GPU code name
Redwood
Ampere GA104
Market segment
Desktop
Desktop
Release date
July 2011
May 2021
Interface
PCIe 2.0 x16
PCIe 4.0 x16
Supplementary power connectors
None
1x 12-pin
Boost clock speed
-
1770 MHz
Core clock speed
550 MHz
1575 MHz
Floating-point performance
352.0 gflops
-
Manufacturing process technology
40 nm
8 nm
Number of transistors
627 million
17,400 million
Pipelines / CUDA cores
320
6144
Power consumption (TDP)
39 Watt
290 Watt
Texture fill rate
8.800
339.8
Memory type
DDR2
GDDR6X
Maximum RAM amount
1 GB
8 GB
Memory bus width
128 Bit
256 Bit
Memory clock speed
1000 MHz
19000 MHz
Memory bandwidth
16 GB/s
608.3 GB/s
Shared memory
-
-
Display Connectors
1x DVI, 1x HDMI, 1x VGA
1x HDMI, 3x DisplayPort
HDMI
+
+
DirectX
11.2 (11_0)
12 Ultimate (12_2)
CUDA
-
8.6
OpenCL
1.2
3.0
OpenGL
4.4
4.6
Shader Model
5.0
6.6
Vulkan
N/A
1.2