GeForce GTX 860M and GK104 - video card comparison
GeForce GTX 860M
GK104
Architecture
Maxwell (2014−2018)
Kepler (2012−2018)
GPU code name
N15P-GX
GK104
Market segment
Laptop
Desktop
Release date
March 2014
-
Bus support
PCI Express 2.0, PCI Express 3.0
-
Interface
MXM-B (3.0)
-
Supplementary power connectors
None
-
SLI options
+
-
Boost clock speed
915 MHz
-
Core clock speed
797 MHz
-
CUDA cores
1152 or 640
-
Floating-point performance
1,389 gflops
-
Manufacturing process technology
28 nm
28 nm
Number of transistors
1,870 million
3,540 million
Pipelines / CUDA cores
640
1536
Power consumption (TDP)
75 Watt
-
Texture fill rate
43.40
-
Memory type
GDDR5
-
Maximum RAM amount
4 GB
-
Memory bus width
128 Bit
-
Memory clock speed
Up to 2500 MHz
-
Memory bandwidth
80.0 GB/s
-
Shared memory
-
-
Standard memory configuration
GDDR5
-
Display Connectors
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
+
-
DirectX
12 (11_0)
12 (11_0)
CUDA
+
3.0
OpenCL
1.1
3.0
OpenGL
4.5
4.6
Shader Model
5.1
6.5 (5.1)
Vulkan
1.1.126
1.2.175
Ansel
+
-
H.264, VC1, MPEG2 1080p video decoder
+
-
NVENC
-
1st Gen
Optimus
+
-
PureVideo HD
-
VP5
TrueHD and DTS-HD audio bitstreaming
+
-