Radeon R9 M395X and Radeon R7 265 - video card comparison
Radeon R9 M395X
Radeon R7 265
Architecture
GCN 3 (2014−2016)
GCN 1.0 (2012−2020)
GPU code name
Amethyst XT
Pitcairn
Market segment
Laptop
Desktop
Release date
October 2014
February 2014
Bus support
PCIe 3.0
PCIe 3.0
Interface
PCIe 3.0 x16
PCIe 3.0 x16
Supplementary power connectors
None
1 x 6-pin
Boost clock speed
-
925 MHz
Core clock speed
723 MHz
-
Floating-point performance
2,961 gflops
1,894 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
5,000 million
2,800 million
Pipelines / CUDA cores
2048
1024
Power consumption (TDP)
250 Watt
150 Watt
Texture fill rate
92.54
59.20
Memory type
GDDR5
GDDR5
Maximum RAM amount
4 GB
4 GB
Memory bus width
256 Bit
256 Bit
Memory clock speed
1250 MHz
1400 MHz
Memory bandwidth
160.0 GB/s
179.2 GB/s
Shared memory
-
-
Display Connectors
No outputs
2x DVI, 1x HDMI, 1x DisplayPort
Eyefinity
1
1
HDMI
-
+
DisplayPort support
-
-
DirectX
DirectX® 12
DirectX® 12
Mantle
+
-
OpenCL
Not Listed
1.2
OpenGL
4.4
4.6
Shader Model
6.3
5.1
AppAcceleration
-
-
CrossFire
-
1
DDMA audio
-
+
DualGraphics
1
-
Enduro
-
-
FreeSync
1
1
HD3D
+
-
PowerTune
+
-
Switchable graphics
1
-
TrueAudio
+
-
ZeroCore
+
-