GeForce GTX 950M and Radeon HD 6850M - video card comparison
GeForce GTX 950M
Radeon HD 6850M
Architecture
Maxwell (2014−2018)
Terascale 2 (2009−2015)
GPU code name
N16P-GT
Granville Pro/LP
Market segment
Laptop
Laptop
Release date
March 2015
January 2011
Bus support
PCI Express 3.0
-
Interface
PCIe 3.0 x8
PCIe 2.0 x16
SLI options
+
-
Boost clock speed
1124 MHz
-
Core clock speed
914 MHz
575 / 675 MHz
CUDA cores
640
-
Floating-point performance
1,439 gflops
1,080.0 gflops
Manufacturing process technology
28 nm
40 nm
Number of transistors
1,870 million
1,040 million
Pipelines / CUDA cores
640
800
Power consumption (TDP)
75 Watt
50 Watt
Texture fill rate
44.96
27.00
Memory type
DDR3 or GDDR5
DDR3, GDDR5
Maximum RAM amount
4 GB
1 GB
Memory bus width
128 Bit
128 Bit
Memory clock speed
1000 or 2500 MHz
800 MHz
Memory bandwidth
32 or 80 GB/s
25.6 GB/s
Shared memory
-
-
Display Connectors
No outputs
No outputs
VGA аnalog display support
+
-
DisplayPort Multimode (DP++) support
+
-
HDMI
+
-
DirectX
12 (11_0)
11.2 (11_0)
CUDA
+
-
OpenCL
1.2
1.2
OpenGL
4.5
4.4
Shader Model
5.1
5.0
Vulkan
1.1.126
N/A
Ansel
+
-
BatteryBoost
+
-
GameStream
+
-
GameWorks
+
-
GeForce ShadowPlay
+
-
GPU Boost
2.0
-
H.264, VC1, MPEG2 1080p video decoder
+
-
Optimus
+
-