Radeon RX 7990 XTX and L4 - video card comparison
Radeon RX 7990 XTX
L4
Architecture
RDNA 3.0 (2022)
Ada Lovelace
GPU code name
Navi 31
AD104
Market segment
Desktop
Desktop
Release date
2023
March 2023
Interface
PCIe 4.0 x16
PCIe 4.0 x16
Supplementary power connectors
3x 8-pin
1x 16-pin
Boost clock speed
3599 MHz
2040 MHz
Manufacturing process technology
5 nm
5 nm
Number of transistors
57,700 million
35,800 million
Pipelines / CUDA cores
6144
7424
Power consumption (TDP)
405 Watt
72 Watt
Texture fill rate
1,382
489.6
Memory type
GDDR6
GDDR6
Maximum RAM amount
24 GB
24 GB
Memory bus width
384 Bit
192 Bit
Memory clock speed
24 GB/s
12.5 GB/s
Memory bandwidth
1,152 GB/s
300.1 GB/s
Display Connectors
1x HDMI 2.1a, 2x DisplayPort 2.1, 1x USB Type-C
No outputs
HDMI
+
-
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
CUDA
-
8.9
OpenCL
2.2
3.0
OpenGL
4.6
4.6
Shader Model
6.7
6.7
Vulkan
1.3
1.3