Radeon RX Vega 64 and Radeon R9 270X - video card comparison
Passmark - benchmark score Radeon RX Vega 64 vs Radeon R9 270X
Radeon RX Vega 64
14789
Radeon R9 270X
5036
Radeon RX Vega 64
Radeon R9 270X
Architecture
Vega (2017−2021)
GCN (2011−2017)
GPU code name
Vega
Curacao XT
Market segment
Desktop
Desktop
Release date
August 2017
October 2013
Bus support
-
PCIe 3.0
Interface
PCIe 3.0 x16
PCIe 3.0 x16
Supplementary power connectors
2x 8-pin
2 x 6-pin
Boost clock speed
1546 MHz
1050 MHz
Core clock speed
1630 MHz
-
Floating-point performance
13,353 gflops
2,688 gflops
Manufacturing process technology
14 nm
28 nm
Number of transistors
12,500 million
2,800 million
Pipelines / CUDA cores
4096
1280
Power consumption (TDP)
295 Watt
180 Watt
Texture fill rate
395.8
84.00
Memory type
HBM2
GDDR5
Maximum RAM amount
8 GB
4 GB
Memory bus width
2048 Bit
256 Bit
Memory clock speed
945 MHz
-
Memory bandwidth
483.8 GB/s
179.2 GB/s
Shared memory
-
-
Display Connectors
1x HDMI, 3x DisplayPort
2x DVI, 1x HDMI, 1x DisplayPort
Eyefinity
-
+
HDMI
+
+
DisplayPort support
-
+
DirectX
12 (12_1)
DirectX® 12
Mantle
-
-
OpenCL
2.0
1.2
OpenGL
4.6
4.6
Shader Model
6.4
5.1
Vulkan
1.1.125
+
AppAcceleration
-
+
CrossFire
-
1
DDMA audio
-
+
Enduro
-
-
FreeSync
-
1
HD3D
-
+
LiquidVR
-
1
PowerTune
-
-
TressFX
-
1
TrueAudio
-
+
UVD
-
+
ZeroCore
-
-