GeForce GTX 780M and GeForce GTX 870M - video card comparison
Passmark - benchmark score GeForce GTX 780M vs GeForce GTX 870M
GeForce GTX 780M
3962
GeForce GTX 870M
3552
GeForce GTX 780M
GeForce GTX 870M
Architecture
Kepler (2012−2018)
Kepler (2012−2018)
GPU code name
N14E-GTX
N15P-GT
Market segment
Laptop
Laptop
Release date
May 2013
March 2014
Bus support
PCI Express 3.0, PCI Express 2.0
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
797 MHz
967 MHz
Core clock speed
823 MHz
941 MHz
CUDA cores
1536
1344
Floating-point performance
2,448 gflops
2,599 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
3,540 million
3,540 million
Pipelines / CUDA cores
1536
1344
Power consumption (TDP)
122 Watt
100 Watt
Texture fill rate
102.0
108.3
Memory type
GDDR5
GDDR5
Maximum RAM amount
4 GB
6 GB
Memory bus width
256 Bit
192 Bit
Memory clock speed
2500 MHz
Up to 2500 MHz
Memory bandwidth
160.0 GB/s
120.0 GB/s
Shared memory
-
-
Standard memory configuration
GDDR5
GDDR5
Display Connectors
No outputs
No outputs
eDP 1.2 signal support
Up to 3840x2160
Up to 3840x2160
LVDS signal support
Up to 1920x1200
Up to 1920x1200
VGA аnalog display support
Up to 2048x1536
Up to 2048x1536
DisplayPort Multimode (DP++) support
Up to 3840x2160
Up to 3840x2160
HDCP content protection
+
+
HDMI
+
+
7.1 channel HD audio on HDMI
+
+
DirectX
12 API
12 (11_0)
CUDA
+
+
OpenCL
1.1
1.1
OpenGL
4.5
4.5
Shader Model
5.1
5.1
Vulkan
1.1.126
1.1.126
3D Vision / 3DTV Play
+
-
Blu-Ray 3D Support
+
-
H.264, VC1, MPEG2 1080p video decoder
+
+
Optimus
+
+
TrueHD and DTS-HD audio bitstreaming
+
+