GeForce GTX 950 and GeForce GTX 280 - video card comparison
Passmark - benchmark score GeForce GTX 950 vs GeForce GTX 280
GeForce GTX 950
5498
GeForce GTX 280
1338
GeForce GTX 950
GeForce GTX 280
Architecture
Maxwell (2014−2018)
Tesla 2.0 (2007−2013)
GPU code name
GM206
GT200
Market segment
Desktop
Desktop
Release date
August 2015
June 2008
Bus support
PCI Express 3.0
-
Interface
PCIe 3.0 x16
PCIe 2.0 x16
Recommended system power (PSU)
350 Watt
-
Supplementary power connectors
1x 6-pins
6-pin & 8-pin
SLI options
+
+
Boost clock speed
1188 MHz
-
Core clock speed
1024 MHz
602 MHz
CUDA cores
768
240
Floating-point performance
1,825 gflops
622.1 gflops
Manufacturing process technology
28 nm
65 nm
Number of transistors
2,940 million
1,400 million
Pipelines / CUDA cores
768
240
Power consumption (TDP)
90 Watt
236 Watt
Maximum GPU temperature
-
105 °C
Texture fill rate
49.2 billion/sec
48.2 billion/sec
Memory type
GDDR5
GDDR3
Maximum RAM amount
2 GB
1 GB
Memory bus width
128 Bit
512 Bit
Memory clock speed
6.6 GB/s
1107 MHz
Memory bandwidth
105.6 GB/s
141.7 GB/s
Shared memory
-
-
Display Connectors
Dual Link DVI-I, HDMI 2.0, 3x DisplayPort 1.2
HDTVDual Link DVI
Multi monitor support
4 displays
+
HDMI
+
-
HDCP
+
-
Maximum VGA resolution
2048x1536
2048x1536
G-SYNC support
+
-
Audio input for HDMI
Internal
S/PDIF
DirectX
12 (12_1)
11.1 (10_0)
CUDA
+
+
OpenCL
1.2
1.1
OpenGL
4.5
2.1
Shader Model
6.4
4.0
Vulkan
1.1.126
N/A
GameStream
+
-
GameWorks
+
-
GeForce ShadowPlay
+
-
GPU Boost
2.0
-