Radeon RX Vega 8 (Ryzen 4000/5000) and Radeon HD 7950 - video card comparison
Radeon RX Vega 8 (Ryzen 4000/5000)
Radeon HD 7950
Architecture
Vega (2017−2021)
GCN 1.0 (2012−2020)
GPU code name
Vega
Tahiti
Market segment
Laptop
Desktop
Release date
January 2020
January 2012
Bus support
-
PCIe 3.0 x16
Interface
-
PCIe 3.0 x16
Supplementary power connectors
-
2x 6-pin
Boost clock speed
2100 MHz
1250 MHz
Compute units
-
28
Floating-point performance
-
2,867 gflops
Manufacturing process technology
7 nm
28 nm
Number of transistors
-
4,313 million
Pipelines / CUDA cores
512
1792
Power consumption (TDP)
15 Watt
200 Watt
Texture fill rate
-
89.60
Memory type
-
GDDR5
Maximum RAM amount
-
3 GB
Memory bus width
-
384 Bit
Memory clock speed
-
1250 MHz
Memory bandwidth
-
240 GB/s
Shared memory
-
-
Display Connectors
-
1x DVI, 1x HDMI, 2x mini-DisplayPort
Eyefinity
-
1
Number of Eyefinity displays
-
6
HDMI
-
+
DisplayPort support
-
-
DirectX
12_1
DirectX® 11
Mantle
-
-
OpenCL
-
1.2
OpenGL
-
4.6
Shader Model
-
5.1
AppAcceleration
-
+
CrossFire
-
1
Enduro
-
-
FreeSync
-
1
HD3D
-
-
PowerTune
-
+
TrueAudio
-
-
ZeroCore
-
+