Radeon R9 270X and GeForce GTX 950 - video card comparison
Passmark - benchmark score Radeon R9 270X vs GeForce GTX 950
Radeon R9 270X
5036
GeForce GTX 950
5498
Radeon R9 270X
GeForce GTX 950
Architecture
GCN (2011−2017)
Maxwell (2014−2018)
GPU code name
Curacao XT
GM206
Market segment
Desktop
Desktop
Release date
October 2013
August 2015
Bus support
PCIe 3.0
PCI Express 3.0
Interface
PCIe 3.0 x16
PCIe 3.0 x16
Recommended system power (PSU)
-
350 Watt
Supplementary power connectors
2 x 6-pin
1x 6-pins
SLI options
-
+
Boost clock speed
1050 MHz
1188 MHz
Core clock speed
-
1024 MHz
CUDA cores
-
768
Floating-point performance
2,688 gflops
1,825 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
2,800 million
2,940 million
Pipelines / CUDA cores
1280
768
Power consumption (TDP)
180 Watt
90 Watt
Texture fill rate
84.00
49.2 billion/sec
Memory type
GDDR5
GDDR5
Maximum RAM amount
4 GB
2 GB
Memory bus width
256 Bit
128 Bit
Memory clock speed
-
6.6 GB/s
Memory bandwidth
179.2 GB/s
105.6 GB/s
Shared memory
-
-
Display Connectors
2x DVI, 1x HDMI, 1x DisplayPort
Dual Link DVI-I, HDMI 2.0, 3x DisplayPort 1.2
Multi monitor support
-
4 displays
Eyefinity
+
-
HDMI
+
+
HDCP
-
+
Maximum VGA resolution
-
2048x1536
DisplayPort support
+
-
G-SYNC support
-
+
Audio input for HDMI
-
Internal
DirectX
DirectX® 12
12 (12_1)
CUDA
-
+
Mantle
-
-
OpenCL
1.2
1.2
OpenGL
4.6
4.5
Shader Model
5.1
6.4
Vulkan
+
1.1.126
AppAcceleration
+
-
CrossFire
1
-
DDMA audio
+
-
Enduro
-
-
FreeSync
1
-
GameStream
-
+
GameWorks
-
+
GeForce ShadowPlay
-
+
GPU Boost
-
2.0
HD3D
+
-
LiquidVR
1
-
PowerTune
-
-
TressFX
1
-
TrueAudio
+
-
UVD
+
-
ZeroCore
-
-