Radeon HD 4890 and Radeon RX Vega 7 - video card comparison
Radeon HD 4890
Radeon RX Vega 7
Architecture
TeraScale (2005−2013)
Vega (2017−2021)
GPU code name
RV790
Vega Raven Ridge
Market segment
Desktop
Laptop
Release date
April 2009
January 2020
Interface
PCIe 2.0 x16
-
Supplementary power connectors
2x 6-pin
-
Boost clock speed
-
1800 MHz
Core clock speed
850 MHz
-
Floating-point performance
1,360.0 gflops
-
Manufacturing process technology
55 nm
7 nm
Number of transistors
959 million
-
Pipelines / CUDA cores
800
448
Power consumption (TDP)
190 Watt
15 Watt
Texture fill rate
34.00
-
Memory type
GDDR5
-
Maximum RAM amount
1 GB
-
Memory bus width
256 Bit
-
Memory clock speed
3900 MHz
-
Memory bandwidth
124.8 GB/s
-
Shared memory
-
+
Display Connectors
2x DVI, 1x S-Video
-
DirectX
10.1 (10_1)
12_1
OpenCL
1.1
-
OpenGL
3.3
-
Shader Model
4.1
-
Vulkan
N/A
-