GeForce GTX 870M and GeForce GTX 770M - video card comparison
Passmark - benchmark score GeForce GTX 870M vs GeForce GTX 770M
GeForce GTX 870M
3552
GeForce GTX 770M
2886
GeForce GTX 870M
GeForce GTX 770M
Architecture
Kepler (2012−2018)
Kepler (2012−2018)
GPU code name
N15P-GT
N14E-GS
Market segment
Laptop
Laptop
Release date
March 2014
May 2013
Bus support
PCI Express 2.0, PCI Express 3.0
PCI Express 3.0, PCI Express 2.0
Interface
MXM-B (3.0)
MXM-B (3.0)
Supplementary power connectors
None
None
SLI options
+
+
Boost clock speed
967 MHz
797 MHz
Core clock speed
941 MHz
811 MHz
CUDA cores
1344
960
Floating-point performance
2,599 gflops
1,530 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
3,540 million
2,540 million
Pipelines / CUDA cores
1344
960
Power consumption (TDP)
100 Watt
75 Watt
Texture fill rate
108.3
63.76
Memory type
GDDR5
GDDR5
Maximum RAM amount
6 GB
3 GB
Memory bus width
192 Bit
192 Bit
Memory clock speed
Up to 2500 MHz
2000 MHz
Memory bandwidth
120.0 GB/s
96.0 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 (11_0)
12 API
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
+
+