Radeon R9 270 and GeForce GTS 240 OEM - video card comparison
Radeon R9 270
GeForce GTS 240 OEM
Architecture
GCN 1.0 (2012−2020)
Tesla (2006−2010)
GPU code name
Curacao
G92B
Market segment
Desktop
Desktop
Release date
November 2013
July 2009
Bus support
PCIe 3.0
-
Interface
PCIe 3.0 x16
PCIe 2.0 x16
Supplementary power connectors
1 x 6-pin
1x 6-pin
Boost clock speed
925 MHz
-
Core clock speed
-
675 MHz
Floating-point performance
2,368 gflops
362.9 gflops
Manufacturing process technology
28 nm
55 nm
Number of transistors
2,800 million
754 million
Pipelines / CUDA cores
1280
112
Power consumption (TDP)
150 Watt
120 Watt
Texture fill rate
74.00
37.80
Memory type
GDDR5
GDDR3
Maximum RAM amount
2 GB
1 GB
Memory bus width
256 Bit
256 Bit
Memory clock speed
-
2200 MHz
Memory bandwidth
179.2 GB/s
70.4 GB/s
Display Connectors
2x DVI, 1x HDMI, 1x DisplayPort
2x DVI, 1x S-Video
Eyefinity
1
-
HDMI
+
-
DisplayPort support
+
-
DirectX
DirectX® 12
11.1 (10_0)
CUDA
-
1.1
Mantle
-
-
OpenCL
1.2
1.1
OpenGL
4.6
3.3
Shader Model
5.1
4.0
Vulkan
+
N/A
AppAcceleration
-
-
CrossFire
1
-
DDMA audio
+
-
Enduro
-
-
FreeSync
1
-
HD3D
+
-
LiquidVR
1
-
PowerTune
-
-
TressFX
1
-
TrueAudio
+
-
UVD
+
-
ZeroCore
-
-