Radeon HD 6990 and Radeon RX Vega 8 (Ryzen 2000/3000) - video card comparison
Radeon HD 6990
Radeon RX Vega 8 (Ryzen 2000/3000)
Architecture
TeraScale 3 (2010−2013)
Vega (2017−2021)
GPU code name
Antilles
Vega Raven Ridge
Market segment
Desktop
Laptop
Release date
March 2011
October 2017
Interface
PCIe 2.0 x16
-
Supplementary power connectors
2x 8-pin
-
Boost clock speed
-
1200 MHz
Core clock speed
830 MHz
-
Floating-point performance
2x 2,549.8 gflops
-
Manufacturing process technology
40 nm
14 nm
Number of transistors
2,640 million
-
Pipelines / CUDA cores
1536
512
Power consumption (TDP)
375 Watt
15 Watt
Texture fill rate
79.68
-
Memory type
GDDR5
-
Maximum RAM amount
2 GB
-
Memory bus width
256 Bit
-
Memory clock speed
5000 MHz
-
Memory bandwidth
160.0 GB/s
-
Shared memory
-
-
Display Connectors
1x DVI, 4x mini-DisplayPort
-
DirectX
11.2 (11_0)
12_1
OpenCL
1.2
-
OpenGL
4.4
-
Shader Model
5.0
-
Vulkan
N/A
-