Radeon RX 7800 XT and Arc A780 - video card comparison
Radeon RX 7800 XT
Arc A780
Architecture
RDNA 3
Generation 12.7 (2022)
GPU code name
Navi 32
DG2-512
Market segment
Desktop
Desktop
Release date
August 2023
2022
Interface
PCIe 4.0 x16
PCIe 4.0 x16
Supplementary power connectors
2x 8-pin
2x 8-pin
Boost clock speed
2430 MHz
2200 MHz
Manufacturing process technology
5 nm
6 nm
Number of transistors
28,100 million
21,700 million
Pipelines / CUDA cores
3840
4096
Power consumption (TDP)
263 Watt
200 Watt
Texture fill rate
604.8
563.2
Memory type
GDDR6
GDDR6X
Maximum RAM amount
16 GB
16 GB
Memory bus width
256 Bit
256 Bit
Memory clock speed
19500 MHz
17.5 GB/s
Memory bandwidth
576.0 GB/s
559.6 GB/s
Shared memory
-
-
Display Connectors
1x HDMI 2.1a, 3x DisplayPort 2.1
1x HDMI 2.1, 3x DisplayPort 2.0
HDMI
+
+
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenCL
2.2
3.0
OpenGL
4.6
4.6
Shader Model
6.7
6.6
Vulkan
1.3
1.3