Arc A770 and Radeon RX 7990 XTX - video card comparison
Arc A770
Radeon RX 7990 XTX
Architecture
Alchemist
RDNA 3.0 (2022)
GPU code name
DG2-512
Navi 31
Market segment
Desktop
Desktop
Release date
October 2022
2023
Interface
PCIe 4.0 x16
PCIe 4.0 x16
Supplementary power connectors
1x 6-pin + 1x 8-pin
3x 8-pin
Boost clock speed
2400 MHz
3599 MHz
Core clock speed
2100 MHz
-
Manufacturing process technology
6 nm
5 nm
Number of transistors
21,700 million
57,700 million
Pipelines / CUDA cores
4096
6144
Power consumption (TDP)
225 Watt
405 Watt
Texture fill rate
614.4
1,382
Memory type
GDDR6
GDDR6
Maximum RAM amount
16 GB
24 GB
Memory bus width
256 Bit
384 Bit
Memory clock speed
16000 MHz
24 GB/s
Memory bandwidth
512.0 GB/s
1,152 GB/s
Shared memory
-
-
Display Connectors
1x HDMI 2.1, 3x DisplayPort 2.0
1x HDMI 2.1a, 2x DisplayPort 2.1, 1x USB Type-C
HDMI
+
+
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenCL
3.0
2.2
OpenGL
4.6
4.6
Shader Model
6.6
6.7
Vulkan
1.3
1.3