Radeon HD 6990M Rebrand and GeForce RTX 5080 - video card comparison
Radeon HD 6990M Rebrand
GeForce RTX 5080
Architecture
TeraScale 2 (2009−2015)
Blackwell 2.0
GPU code name
Broadway
GB203
Market segment
Desktop
Desktop
Release date
July 2011
2025 (recently)
Interface
MXM-B (3.0)
PCIe 5.0 x16
Supplementary power connectors
-
1x 16-pin
Boost clock speed
-
2520 MHz
Core clock speed
800 MHz
-
Floating-point performance
1,280.0 gflops
-
Manufacturing process technology
40 nm
0 nm
Number of transistors
1,040 million
-
Pipelines / CUDA cores
800
10752
Power consumption (TDP)
100 Watt
350 Watt
Texture fill rate
32.00
846.7
Memory type
GDDR5
GDDR7
Maximum RAM amount
1 GB
16 GB
Memory bus width
128 Bit
256 Bit
Memory clock speed
4400 MHz
5 GB/s
Memory bandwidth
70.4 GB/s
160.0 GB/s
Display Connectors
No outputs
1x HDMI 2.1, 3x DisplayPort 1.4a
HDMI
-
+
DirectX
11.2 (11_0)
12 Ultimate (12_2)
CUDA
-
9.1
OpenCL
1.2
3.0
OpenGL
4.4
4.6
Shader Model
5.0
6.7
Vulkan
N/A
1.3