Radeon R9 270X and Mobility Radeon X2300 - video card comparison
Radeon R9 270X
Mobility Radeon X2300
Architecture
GCN (2011−2017)
R500 (2005−2007)
GPU code name
Curacao XT
M64
Market segment
Desktop
Laptop
Release date
October 2013
March 2007
Bus support
PCIe 3.0
-
Interface
PCIe 3.0 x16
PCIe 1.0 x16
Supplementary power connectors
2 x 6-pin
-
Boost clock speed
1050 MHz
480 MHz
Core clock speed
-
2 MHz
Floating-point performance
2,688 gflops
-
Manufacturing process technology
28 nm
90 nm
Number of transistors
2,800 million
107 million
Pipelines / CUDA cores
1280
6
Power consumption (TDP)
180 Watt
-
Texture fill rate
84.00
1.916
Memory type
GDDR5
DDR1/DDR2/GDDR3
Maximum RAM amount
4 GB
256 MB
Memory bus width
256 Bit
128 Bit
Memory clock speed
-
892 MHz
Memory bandwidth
179.2 GB/s
6.272 GB/s
Shared memory
-
-
Display Connectors
2x DVI, 1x HDMI, 1x DisplayPort
No outputs
Eyefinity
+
-
HDMI
+
-
DisplayPort support
+
-
DirectX
DirectX® 12
9.0c (9_3)
Mantle
-
-
OpenCL
1.2
N/A
OpenGL
4.6
2.0
Shader Model
5.1
3.0
Vulkan
+
N/A
AppAcceleration
+
-
CrossFire
1
-
DDMA audio
+
-
Enduro
-
-
FreeSync
1
-
HD3D
+
-
LiquidVR
1
-
PowerTune
-
-
TressFX
1
-
TrueAudio
+
-
UVD
+
-
ZeroCore
-
-