Radeon HD 7450 OEM and GeForce RTX 4090 - video card comparison
Radeon HD 7450 OEM
GeForce RTX 4090
Architecture
TeraScale 2 (2009−2015)
Ada Lovelace
GPU code name
Caicos
AD102-300-A1
Market segment
Desktop
Desktop
Release date
January 2012
September 2022
Interface
PCIe 2.0 x16
PCIe 4.0 x16
Supplementary power connectors
None
1x 16-pin
Boost clock speed
-
2520 MHz
Core clock speed
625 MHz
2235 MHz
Floating-point performance
200.0 gflops
-
Manufacturing process technology
40 nm
5 nm
Number of transistors
370 million
76,300 million
Pipelines / CUDA cores
160
16384
Power consumption (TDP)
18 Watt
450 Watt
Texture fill rate
5.000
1,290
Memory type
GDDR3
GDDR6X
Maximum RAM amount
512 MB
24 GB
Memory bus width
64 Bit
384 Bit
Memory clock speed
1066 MHz
21000 MHz
Memory bandwidth
8.528 GB/s
1,008 GB/s
Shared memory
-
-
Display Connectors
1x DVI, 1x HDMI
1x HDMI 2.1, 3x DisplayPort 1.4a
HDMI
+
+
DirectX
11.2 (11_0)
12 Ultimate (12_2)
CUDA
-
8.9
OpenCL
1.2
3.0
OpenGL
4.4
4.6
Shader Model
5.0
6.6
Vulkan
N/A
1.3