GeForce GTX 950 and Radeon HD 6950 - video card comparison
Passmark - benchmark score GeForce GTX 950 vs Radeon HD 6950
GeForce GTX 950
5498
Radeon HD 6950
2693
GeForce GTX 950
Radeon HD 6950
Architecture
Maxwell (2014−2018)
TeraScale 3 (2010−2013)
GPU code name
GM206
Cayman
Market segment
Desktop
Desktop
Release date
August 2015
December 2010
Bus support
PCI Express 3.0
PCIe 2.0 x16
Interface
PCIe 3.0 x16
PCIe 2.0 x16
Recommended system power (PSU)
350 Watt
-
Supplementary power connectors
1x 6-pins
2x 6-pin
SLI options
+
-
Boost clock speed
1188 MHz
800 MHz
Core clock speed
1024 MHz
-
CUDA cores
768
-
Floating-point performance
1,825 gflops
2,252.8 gflops
Manufacturing process technology
28 nm
40 nm
Number of transistors
2,940 million
2,640 million
Pipelines / CUDA cores
768
1408
Power consumption (TDP)
90 Watt
500 Watt
Texture fill rate
49.2 billion/sec
70.40
Memory type
GDDR5
GDDR5
Maximum RAM amount
2 GB
2 GB
Memory bus width
128 Bit
256 Bit
Memory clock speed
6.6 GB/s
1250 MHz
Memory bandwidth
105.6 GB/s
-
Shared memory
-
-
Display Connectors
Dual Link DVI-I, HDMI 2.0, 3x DisplayPort 1.2
2x DVI, 1x HDMI, 2x mini-DisplayPort
Multi monitor support
4 displays
-
Eyefinity
-
1
HDMI
+
+
HDCP
+
-
Maximum VGA resolution
2048x1536
-
DisplayPort support
-
-
G-SYNC support
+
-
Audio input for HDMI
Internal
-
DirectX
12 (12_1)
DirectX® 11
CUDA
+
-
Mantle
-
-
OpenCL
1.2
1.2
OpenGL
4.5
4.4
Shader Model
6.4
5.0
Vulkan
1.1.126
-
AppAcceleration
-
-
CrossFire
-
1
Enduro
-
-
GameStream
+
-
GameWorks
+
-
GeForce ShadowPlay
+
-
GPU Boost
2.0
-
HD3D
-
-
PowerTune
-
-
TrueAudio
-
-
ZeroCore
-
-