A800 PCIe 40 GB and GeForce RTX 4090 D - video card comparison
A800 PCIe 40 GB
GeForce RTX 4090 D
Architecture
Ampere (2020−2022)
Ada Lovelace
GPU code name
GA100
AD102
Market segment
Desktop
Desktop
Release date
November 2022
December 2023
Interface
PCIe 4.0 x16
PCIe 4.0 x16
Supplementary power connectors
8-pin EPS
1x 16-pin
Boost clock speed
1410 MHz
2520 MHz
Manufacturing process technology
7 nm
5 nm
Number of transistors
54,200 million
76,300 million
Pipelines / CUDA cores
6912
14592
Power consumption (TDP)
250 Watt
425 Watt
Texture fill rate
609.1
1,149
Memory type
HBM2e
GDDR6X
Maximum RAM amount
40 GB
24 GB
Memory bus width
5120 Bit
384 Bit
Memory clock speed
2.4 GB/s
21 GB/s
Memory bandwidth
1,555 GB/s
1,008 GB/s
Display Connectors
No outputs
1x HDMI 2.1, 3x DisplayPort 1.4a
HDMI
-
+
DirectX
N/A
12 Ultimate (12_2)
CUDA
8.0
8.9
OpenCL
3.0
3.0
OpenGL
N/A
4.6
Shader Model
N/A
6.7
Vulkan
N/A
1.3