Radeon HD 7990 and GeForce RTX 3080 12 GB - video card comparison
Passmark - benchmark score Radeon HD 7990 vs GeForce RTX 3080 12 GB
Radeon HD 7990
5732
GeForce RTX 3080 12 GB
27475
Radeon HD 7990
GeForce RTX 3080 12 GB
Architecture
GCN 1.0 (2012−2020)
Ampere (2020−2022)
GPU code name
Malta
Ampere GA102
Market segment
Desktop
Desktop
Release date
April 2013
January 2022
Interface
PCIe 3.0 x16
PCIe 4.0 x16
Supplementary power connectors
2x 8-pin
1x 12-pin
Boost clock speed
1000 MHz
1260 MHz
Core clock speed
950 MHz
-
Floating-point performance
2x 4,096 gflops
-
Manufacturing process technology
28 nm
8 nm
Number of transistors
4,313 million
28,300 million
Pipelines / CUDA cores
2048
8960
Power consumption (TDP)
375 Watt
350 Watt
Texture fill rate
128.0
478.8
Memory type
GDDR5
GDDR6X
Maximum RAM amount
3 GB
12 GB
Memory bus width
384 Bit
384 Bit
Memory clock speed
6000 MHz
1710 MHz
Memory bandwidth
288.0 GB/s
912.4 GB/s
Shared memory
-
-
Display Connectors
1x DVI, 4x mini-DisplayPort
1x HDMI 2.1, 3x DisplayPort 1.4a
HDMI
-
+
DirectX
12 (11_1)
12 Ultimate (12_2)
CUDA
-
8.6
OpenCL
1.2
3.0
OpenGL
4.6
4.6
Shader Model
5.1
6.6
Vulkan
1.2.131
1.3