Radeon R9 270X and Radeon RX 570 X2 - video card comparison
Radeon R9 270X
Radeon RX 570 X2
Architecture
GCN (2011−2017)
GCN 4.0 (2016−2020)
GPU code name
Curacao XT
Polaris 20
Market segment
Desktop
Desktop
Release date
October 2013
-
Bus support
PCIe 3.0
-
Interface
PCIe 3.0 x16
PCIe 3.0 x16
Supplementary power connectors
2 x 6-pin
2x 8-pin
Boost clock speed
1050 MHz
1206 MHz
Floating-point performance
2,688 gflops
-
Manufacturing process technology
28 nm
14 nm
Number of transistors
2,800 million
5,700 million
Pipelines / CUDA cores
1280
2048
Power consumption (TDP)
180 Watt
180 Watt
Texture fill rate
84.00
154.4
Memory type
GDDR5
GDDR5
Maximum RAM amount
4 GB
8 GB
Memory bus width
256 Bit
256 Bit
Memory clock speed
-
8.4 GB/s
Memory bandwidth
179.2 GB/s
268.8 GB/s
Shared memory
-
-
Display Connectors
2x DVI, 1x HDMI, 1x DisplayPort
1x HDMI 2.0b
Eyefinity
+
-
HDMI
+
+
DisplayPort support
+
-
DirectX
DirectX® 12
12 (12_0)
Mantle
-
-
OpenCL
1.2
2.1
OpenGL
4.6
4.6
Shader Model
5.1
6.7
Vulkan
+
1.3
AppAcceleration
+
-
CrossFire
1
-
DDMA audio
+
-
Enduro
-
-
FreeSync
1
-
HD3D
+
-
LiquidVR
1
-
PowerTune
-
-
TressFX
1
-
TrueAudio
+
-
UVD
+
-
ZeroCore
-
-