GeForce GTX 860M and Riva 128 - video card comparison
GeForce GTX 860M
Riva 128
Architecture
Maxwell (2014−2018)
-
GPU code name
N15P-GX
NV3
Market segment
Laptop
Desktop
Release date
March 2014
April 1997
Bus support
PCI Express 2.0, PCI Express 3.0
-
Interface
MXM-B (3.0)
AGP 2x
Supplementary power connectors
None
None
SLI options
+
-
Boost clock speed
915 MHz
-
Core clock speed
797 MHz
100 MHz
CUDA cores
1152 or 640
-
Floating-point performance
1,389 gflops
-
Manufacturing process technology
28 nm
350 nm
Number of transistors
1,870 million
4 million
Pipelines / CUDA cores
640
-
Power consumption (TDP)
75 Watt
4 Watt
Texture fill rate
43.40
0.1
Memory type
GDDR5
SDR
Maximum RAM amount
4 GB
4 MB
Memory bus width
128 Bit
128 Bit
Memory clock speed
Up to 2500 MHz
100 MHz
Memory bandwidth
80.0 GB/s
1.6 GB/s
Shared memory
-
-
Standard memory configuration
GDDR5
-
Display Connectors
No outputs
1x VGA, 1x DB13W3
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)
5.0
CUDA
+
-
OpenCL
1.1
N/A
OpenGL
4.5
1.0
Shader Model
5.1
-
Vulkan
1.1.126
N/A
Ansel
+
-
H.264, VC1, MPEG2 1080p video decoder
+
-
Optimus
+
-
TrueHD and DTS-HD audio bitstreaming
+
-