Radeon R9 295X2 and Radeon RX Vega 64 Liquid Limited Edition - video card comparison
Radeon R9 295X2
Radeon RX Vega 64 Liquid Limited Edition
Architecture
GCN 2.0 (2013−2017)
GCN 5.0 (2017−2020)
GPU code name
Vesuvius
Vega 10
Market segment
Desktop
Desktop
Release date
April 2014
August 2017
Bus support
PCIe 2.1 x16
-
Interface
PCIe 3.0 x16
PCIe 3.0 x16
Supplementary power connectors
2 x 8-pin
2x 8-pin
Boost clock speed
1018 MHz
1677 MHz
Core clock speed
-
1406 MHz
Floating-point performance
2x 5,733 gflops
13,738 gflops
Manufacturing process technology
28 nm
14 nm
Number of transistors
6,200 million
-
Pipelines / CUDA cores
2816
4096
Power consumption (TDP)
500 Watt
225 Watt
Texture fill rate
179.2
429.3
Memory type
GDDR5
HBM2
Maximum RAM amount
8 GB
8 GB
Memory bus width
512 Bit
2048 Bit
Memory clock speed
1250 MHz
1890 MHz
Memory bandwidth
640 GB/s
483.8 GB/s
Display Connectors
1x DVI, 4x mini-DisplayPort
1x HDMI, 3x DisplayPort
Eyefinity
1
-
HDMI
+
+
DisplayPort support
-
-
DirectX
DirectX® 12
12.0
Mantle
-
-
OpenCL
2.0
2.0
OpenGL
4.6
4.5
Shader Model
6.3
5.0
Vulkan
+
-
AppAcceleration
-
-
CrossFire
1
-
DDMA audio
+
-
Enduro
-
-
FreeSync
1
-
HD3D
+
-
LiquidVR
1
-
PowerTune
-
-
TressFX
1
-
TrueAudio
-
-
UVD
+
-
ZeroCore
-
-