Radeon HD 8750A and GeForce RTX 4090 - video card comparison
Radeon HD 8750A
GeForce RTX 4090
Architecture
GCN 1.0 (2012−2020)
Ada Lovelace
GPU code name
Mars
AD102-300-A1
Market segment
Desktop
Desktop
Release date
February 2013
September 2022
Interface
MXM-A (3.0)
PCIe 4.0 x16
Supplementary power connectors
-
1x 16-pin
Boost clock speed
-
2520 MHz
Core clock speed
600 MHz
2235 MHz
Floating-point performance
460.8 gflops
-
Manufacturing process technology
28 nm
5 nm
Number of transistors
950 million
76,300 million
Pipelines / CUDA cores
384
16384
Power consumption (TDP)
45 Watt
450 Watt
Texture fill rate
14.40
1,290
Memory type
DDR3
GDDR6X
Maximum RAM amount
1 GB
24 GB
Memory bus width
64 Bit
384 Bit
Memory clock speed
2000 MHz
21000 MHz
Memory bandwidth
16 GB/s
1,008 GB/s
Shared memory
-
-
Display Connectors
No outputs
1x HDMI 2.1, 3x DisplayPort 1.4a
HDMI
-
+
DirectX
12 (11_1)
12 Ultimate (12_2)
CUDA
-
8.9
OpenCL
1.2
3.0
OpenGL
4.6
4.6
Shader Model
5.1
6.6
Vulkan
1.2.131
1.3