GeForce GTX 965M and GeForce GTX 870M - video card comparison
Passmark - benchmark score GeForce GTX 965M vs GeForce GTX 870M
GeForce GTX 965M
3903
GeForce GTX 870M
3552
GeForce GTX 965M
GeForce GTX 870M
Architecture
Maxwell (2014−2018)
Kepler (2012−2018)
GPU code name
N16E-GS, N16E-GR
N15P-GT
Market segment
Laptop
Laptop
Release date
January 2015
March 2014
Bus support
PCI Express 3.0
PCI Express 2.0, PCI Express 3.0
Interface
MXM-B (3.0)
MXM-B (3.0)
Supplementary power connectors
None
None
SLI options
+
+
Boost clock speed
950 / 1151 MHz
967 MHz
Core clock speed
944 MHz
941 MHz
CUDA cores
1024
1344
Floating-point performance
2,355 gflops
2,599 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
2,940 million
3,540 million
Pipelines / CUDA cores
1024
1344
Power consumption (TDP)
unknown
100 Watt
Texture fill rate
73.60
108.3
Memory type
GDDR5
GDDR5
Maximum RAM amount
4 GB
6 GB
Memory bus width
128 Bit
192 Bit
Memory clock speed
2500 MHz
Up to 2500 MHz
Memory bandwidth
80 GB/s
120.0 GB/s
Shared memory
-
-
Standard memory configuration
-
GDDR5
Display Connectors
No outputs
No outputs
eDP 1.2 signal support
-
Up to 3840x2160
LVDS signal support
-
Up to 1920x1200
VGA аnalog display support
+
Up to 2048x1536
DisplayPort Multimode (DP++) support
+
Up to 3840x2160
HDCP content protection
-
+
HDMI
+
+
7.1 channel HD audio on HDMI
-
+
G-SYNC support
+
-
DirectX
12 (12_1)
12 (11_0)
CUDA
+
+
OpenCL
1.1
1.1
OpenGL
4.5
4.5
Shader Model
6.4
5.1
Vulkan
1.1
1.1.126
Ansel
+
-
BatteryBoost
+
-
GameStream
+
-
GameWorks
+
-
GeForce ShadowPlay
+
-
GPU Boost
2.0
-
H.264, VC1, MPEG2 1080p video decoder
+
+
Optimus
+
+
TrueHD and DTS-HD audio bitstreaming
-
+