Radeon RX 6700 XT and Radeon RX 7990 XTX - video card comparison
Radeon RX 6700 XT
Radeon RX 7990 XTX
Architecture
Navi / RDNA2 (2020−2022)
RDNA 3.0 (2022)
GPU code name
Navi 22
Navi 31
Market segment
Desktop
Desktop
Release date
March 2021
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
2581 MHz
3599 MHz
Core clock speed
2321 MHz
-
Manufacturing process technology
7 nm
5 nm
Number of transistors
17,200 million
57,700 million
Pipelines / CUDA cores
2560
6144
Power consumption (TDP)
230 Watt
405 Watt
Texture fill rate
413.0
1,382
Memory type
GDDR6
GDDR6
Maximum RAM amount
12 GB
24 GB
Memory bus width
192 Bit
384 Bit
Memory clock speed
16000 MHz
24 GB/s
Memory bandwidth
384.0 GB/s
1,152 GB/s
Display Connectors
1x HDMI, 3x DisplayPort
1x HDMI 2.1a, 2x DisplayPort 2.1, 1x USB Type-C
HDMI
+
+
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenCL
2.1
2.2
OpenGL
4.6
4.6
Shader Model
6.5
6.7
Vulkan
1.2
1.3