Radeon R9 270X and Radeon RX Vega Mobile - video card comparison
Radeon R9 270X
Radeon RX Vega Mobile
Architecture
GCN (2011−2017)
Vega (2017−2021)
GPU code name
Curacao XT
Vega Mobile
Market segment
Desktop
Laptop
Release date
October 2013
January 2018
Bus support
PCIe 3.0
-
Interface
PCIe 3.0 x16
-
Supplementary power connectors
2 x 6-pin
-
Boost clock speed
1050 MHz
-
Floating-point performance
2,688 gflops
-
Manufacturing process technology
28 nm
14 nm
Number of transistors
2,800 million
-
Pipelines / CUDA cores
1280
1792
Power consumption (TDP)
180 Watt
90 Watt
Texture fill rate
84.00
-
Memory type
GDDR5
HBM2
Maximum RAM amount
4 GB
4 GB
Memory bus width
256 Bit
2048 Bit
Memory bandwidth
179.2 GB/s
-
Shared memory
-
-
Display Connectors
2x DVI, 1x HDMI, 1x DisplayPort
-
Eyefinity
+
-
HDMI
+
-
DisplayPort support
+
-
DirectX
DirectX® 12
12_1
Mantle
-
-
OpenCL
1.2
-
OpenGL
4.6
-
Shader Model
5.1
-
Vulkan
+
-
AppAcceleration
+
-
CrossFire
1
-
DDMA audio
+
-
Enduro
-
-
FreeSync
1
-
HD3D
+
-
LiquidVR
1
-
PowerTune
-
-
TressFX
1
-
TrueAudio
+
-
UVD
+
-
ZeroCore
-
-