GeForce GTX 950M and Radeon HD 3870 - video card comparison
Passmark - benchmark score GeForce GTX 950M vs Radeon HD 3870
GeForce GTX 950M
2663
Radeon HD 3870
572
GeForce GTX 950M
Radeon HD 3870
Architecture
Maxwell (2014−2018)
TeraScale (2005−2013)
GPU code name
N16P-GT
RV670
Market segment
Laptop
Desktop
Release date
March 2015
November 2007
Bus support
PCI Express 3.0
-
Interface
PCIe 3.0 x8
PCIe 2.0 x16
Supplementary power connectors
-
1x 6-pin
SLI options
+
-
Boost clock speed
1124 MHz
-
Core clock speed
914 MHz
777 MHz
CUDA cores
640
-
Floating-point performance
1,439 gflops
497.3 gflops
Manufacturing process technology
28 nm
55 nm
Number of transistors
1,870 million
666 million
Pipelines / CUDA cores
640
320
Power consumption (TDP)
75 Watt
106 Watt
Texture fill rate
44.96
12.43
Memory type
DDR3 or GDDR5
GDDR4
Maximum RAM amount
4 GB
512 MB
Memory bus width
128 Bit
256 Bit
Memory clock speed
1000 or 2500 MHz
2252 MHz
Memory bandwidth
32 or 80 GB/s
72.06 GB/s
Shared memory
-
-
Display Connectors
No outputs
2x DVI, 1x S-Video
VGA аnalog display support
+
-
DisplayPort Multimode (DP++) support
+
-
HDMI
+
-
DirectX
12 (11_0)
10.1 (10_1)
CUDA
+
-
OpenCL
1.2
N/A
OpenGL
4.5
3.3
Shader Model
5.1
4.1
Vulkan
1.1.126
N/A
Ansel
+
-
BatteryBoost
+
-
GameStream
+
-
GameWorks
+
-
GeForce ShadowPlay
+
-
GPU Boost
2.0
-
H.264, VC1, MPEG2 1080p video decoder
+
-
Optimus
+
-