Radeon R5 340X OEM and GeForce RTX 4080 Max-Q - video card comparison
Radeon R5 340X OEM
GeForce RTX 4080 Max-Q
Architecture
GCN 1.0 (2012−2020)
Ada Lovelace
GPU code name
Oland
AD104
Market segment
Desktop
Desktop
Release date
May 2015
January 2023
Interface
PCIe 3.0 x8
PCIe 4.0 x16
Supplementary power connectors
None
None
Boost clock speed
1050 MHz
1350 MHz
Core clock speed
900 MHz
-
Floating-point performance
806.4 gflops
-
Manufacturing process technology
28 nm
4 nm
Number of transistors
950 million
35,800 million
Pipelines / CUDA cores
384
7424
Power consumption (TDP)
65 Watt
60 Watt
Texture fill rate
21.60
313.2
Memory type
DDR3
GDDR6
Maximum RAM amount
2 GB
12 GB
Memory bus width
64 Bit
192 Bit
Memory clock speed
2000 MHz
14 GB/s
Memory bandwidth
16 GB/s
336.0 GB/s
Display Connectors
1x DVI, 1x DisplayPort
Portable Device Dependent
DirectX
12 (11_1)
12 Ultimate (12_2)
CUDA
-
8.9
OpenCL
1.2
3.0
OpenGL
4.6
4.6
Shader Model
5.1
6.7
Vulkan
1.2.131
1.3