Radeon RX Vega 56 and Radeon R9 290X2 - video card comparison
Radeon RX Vega 56
Radeon R9 290X2
Architecture
Vega (2017−2021)
GCN 2.0 (2013−2017)
GPU code name
Vega
Hawaii
Market segment
Desktop
Desktop
Release date
August 2017
June 2014
Interface
PCIe 3.0 x16
PCIe 3.0 x16
Supplementary power connectors
2x 8-pin
4x 8-pin
Boost clock speed
1474 MHz
-
Core clock speed
1138 MHz
1000 MHz
Floating-point performance
10,566 gflops
2x 5,632 gflops
Manufacturing process technology
14 nm
28 nm
Number of transistors
12,500 million
6,200 million
Pipelines / CUDA cores
3584
2816
Power consumption (TDP)
210 Watt
580 Watt
Texture fill rate
329.5
176.0
Memory type
HBM2
GDDR5
Maximum RAM amount
8 GB
4 GB
Memory bus width
409.6 Bit
512 Bit
Memory clock speed
800 MHz
5400 MHz
Memory bandwidth
409.6 GB/s
345.6 GB/s
Shared memory
-
-
Display Connectors
1x HDMI, 3x DisplayPort
2x DVI, 1x HDMI, 1x DisplayPort
HDMI
+
+
DirectX
12 (12_1)
12 (12_0)
OpenCL
2.0
2.0
OpenGL
4.6
4.6
Shader Model
6.4
6.3
Vulkan
1.1.125
1.2.131