Radeon X1950 XT and GeForce RTX 4090 - video card comparison
Radeon X1950 XT
GeForce RTX 4090
Architecture
R500 (2005−2007)
Ada Lovelace
GPU code name
R580+
AD102-300-A1
Market segment
Desktop
Desktop
Release date
October 2006
September 2022
Interface
PCIe 1.0 x16
PCIe 4.0 x16
Supplementary power connectors
1x 6-pin
1x 16-pin
Boost clock speed
-
2520 MHz
Core clock speed
625 MHz
2235 MHz
Manufacturing process technology
90 nm
5 nm
Number of transistors
384 million
76,300 million
Pipelines / CUDA cores
-
16384
Power consumption (TDP)
96 Watt
450 Watt
Texture fill rate
10.00
1,290
Memory type
GDDR3
GDDR6X
Maximum RAM amount
256 MB
24 GB
Memory bus width
256 Bit
384 Bit
Memory clock speed
1800 MHz
21000 MHz
Memory bandwidth
57.6 GB/s
1,008 GB/s
Shared memory
-
-
Display Connectors
2x DVI, 1x S-Video
1x HDMI 2.1, 3x DisplayPort 1.4a
HDMI
-
+
DirectX
9.0c (9_3)
12 Ultimate (12_2)
CUDA
-
8.9
OpenCL
N/A
3.0
OpenGL
2.0
4.6
Shader Model
3.0
6.6
Vulkan
N/A
1.3