A40 PCIe and Radeon RX 7900 XTX - video card comparison
A40 PCIe
Radeon RX 7900 XTX
Architecture
Ampere (2020−2022)
RDNA 3
GPU code name
GA102
Navi 31 XTX
Market segment
Desktop
Desktop
Release date
October 2020
November 2022
Interface
PCIe 4.0 x16
PCIe 4.0 x16
Supplementary power connectors
8-pin EPS
2x 8-pin
Boost clock speed
1755 MHz
2270 MHz
Manufacturing process technology
8 nm
5 nm
Number of transistors
28,300 million
57,700 million
Pipelines / CUDA cores
10752
6144
Power consumption (TDP)
300 Watt
355 Watt
Texture fill rate
589.7
959.6
Memory type
GDDR6
GDDR6
Maximum RAM amount
48 GB
24 GB
Memory bus width
384 Bit
384 Bit
Memory clock speed
14.5 GB/s
20000 MHz
Memory bandwidth
695.8 GB/s
960.0 GB/s
Shared memory
-
-
Display Connectors
3x DisplayPort
1x HDMI 2.1a, 2x DisplayPort 2.1, 1x USB Type-C
HDMI
-
+
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
CUDA
8.6
-
OpenCL
2.0
2.1
OpenGL
4.6
4.6
Shader Model
6.5
6.7
Vulkan
1.2
1.3