Radeon HD 7790 and GeForce RTX 4090 - video card comparison
Passmark - benchmark score Radeon HD 7790 vs GeForce RTX 4090
Radeon HD 7790
3183
GeForce RTX 4090
39777
Radeon HD 7790
GeForce RTX 4090
Architecture
GCN 2.0 (2013−2017)
Ada Lovelace
GPU code name
Bonaire
AD102-300-A1
Market segment
Desktop
Desktop
Release date
March 2013
September 2022
Interface
PCIe 3.0 x16
PCIe 4.0 x16
Supplementary power connectors
1x 6-pin
1x 16-pin
Boost clock speed
-
2520 MHz
Core clock speed
1000 MHz
2235 MHz
Floating-point performance
1,792 gflops
-
Manufacturing process technology
28 nm
5 nm
Number of transistors
2,080 million
76,300 million
Pipelines / CUDA cores
896
16384
Power consumption (TDP)
85 Watt
450 Watt
Texture fill rate
56.00
1,290
Memory type
GDDR5
GDDR6X
Maximum RAM amount
1 GB
24 GB
Memory bus width
128 Bit
384 Bit
Memory clock speed
6000 MHz
21000 MHz
Memory bandwidth
96 GB/s
1,008 GB/s
Shared memory
-
-
Display Connectors
1x DVI, 1x HDMI, 2x mini-DisplayPort
1x HDMI 2.1, 3x DisplayPort 1.4a
HDMI
+
+
DirectX
12 (12_0)
12 Ultimate (12_2)
CUDA
-
8.9
OpenCL
2.0
3.0
OpenGL
4.6
4.6
Shader Model
6.3
6.6
Vulkan
1.2.131
1.3