Radeon R9 280X and GeForce GTX 950 - video card comparison
Passmark - benchmark score Radeon R9 280X vs GeForce GTX 950
Radeon R9 280X
6012
GeForce GTX 950
5498
Radeon R9 280X
GeForce GTX 950
Architecture
GCN (2011−2017)
Maxwell (2014−2018)
GPU code name
Thaiti XTL
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
1 x 6-pin + 1 x 8-pin
1x 6-pins
SLI options
-
+
Boost clock speed
1000 MHz
1188 MHz
Core clock speed
-
1024 MHz
CUDA cores
-
768
Floating-point performance
4,096 gflops
1,825 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
4,313 million
2,940 million
Pipelines / CUDA cores
2048
768
Power consumption (TDP)
250 Watt
90 Watt
Texture fill rate
128.0
49.2 billion/sec
Memory type
GDDR5
GDDR5
Maximum RAM amount
3 GB
2 GB
Memory bus width
384 Bit
128 Bit
Memory clock speed
-
6.6 GB/s
Memory bandwidth
288 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
-
-