Radeon R9 270 and Radeon R7 260X - video card comparison
Passmark - benchmark score Radeon R9 270 vs Radeon R7 260X
Radeon R9 270
4435
Radeon R7 260X
3282
Radeon R9 270
Radeon R7 260X
Architecture
GCN 1.0 (2012−2020)
GCN 2.0 (2013−2017)
GPU code name
Curacao
Bonaire
Market segment
Desktop
Desktop
Release date
November 2013
October 2013
Bus support
PCIe 3.0
PCIe 3.0
Interface
PCIe 3.0 x16
PCIe 3.0 x16
Supplementary power connectors
1 x 6-pin
1 x 6-pin
Boost clock speed
925 MHz
1000 MHz
Floating-point performance
2,368 gflops
1,971 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
2,800 million
2,080 million
Pipelines / CUDA cores
1280
896
Power consumption (TDP)
150 Watt
115 Watt
Texture fill rate
74.00
61.60
Memory type
GDDR5
GDDR5
Maximum RAM amount
2 GB
4 GB
Memory bus width
256 Bit
128 Bit
Memory bandwidth
179.2 GB/s
104 GB/s
Display Connectors
2x DVI, 1x HDMI, 1x DisplayPort
2x DVI, 1x HDMI, 1x DisplayPort
Eyefinity
1
1
HDMI
+
+
DisplayPort support
+
-
DirectX
DirectX® 12
DirectX® 12
Mantle
-
-
OpenCL
1.2
2.0
OpenGL
4.6
4.6
Shader Model
5.1
6.3
Vulkan
+
-
AppAcceleration
-
-
CrossFire
1
-
DDMA audio
+
+
Enduro
-
-
FreeSync
1
1
HD3D
+
-
LiquidVR
1
-
PowerTune
-
-
TressFX
1
-
TrueAudio
+
-
UVD
+
-
ZeroCore
-
-