GeForce GTX 780 and GeForce GTX 850M - video card comparison
Passmark - benchmark score GeForce GTX 780 vs GeForce GTX 850M
GeForce GTX 780
8247
GeForce GTX 850M
2591
GeForce GTX 780
GeForce GTX 850M
Architecture
Kepler (2012−2018)
Maxwell (2014−2018)
GPU code name
GK110
N15P-GT
Market segment
Desktop
Laptop
Release date
May 2013
March 2014
Bus support
PCI Express 3.0
PCI Express 2.0, PCI Express 3.0
Interface
PCIe 3.0 x16
PCIe 3.0 x16
Minimum recommended system power
600 Watt
-
Supplementary power connectors
One 8-pin and one 6-pin
-
SLI options
-
+
Boost clock speed
900 MHz
-
Core clock speed
863 MHz
Up to 936 MHz
CUDA cores
2304
640
Floating-point performance
4,156 gflops
1,155 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
7,080 million
1,870 million
Pipelines / CUDA cores
2304
640
Power consumption (TDP)
250 Watt
45 Watt
Maximum GPU temperature
95 °C
-
Texture fill rate
160.5 billion/sec
36.08
Memory type
GDDR5
DDR3, GDDR5
Maximum RAM amount
3 GB
4 GB
Memory bus width
384 Bit
128 Bit
Memory clock speed
6008 MHz
Up to 2500 MHz
Memory bandwidth
288.4 GB/s
80.0 GB/s
Shared memory
-
-
Standard memory configuration
-
DDR3 or GDDR5
Display Connectors
One Dual Link DVI-I, One Dual Link DVI-D, One HDMI, One DisplayPort
No outputs
eDP 1.2 signal support
-
Up to 3840x2160
LVDS signal support
-
Up to 1920x1200
Multi monitor support
4 displays
-
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
-
+
HDCP
+
-
Maximum VGA resolution
2048x1536
-
Audio input for HDMI
Internal
-
DirectX
12 (11_0)
12 (11_0)
CUDA
+
+
OpenCL
1.2
1.1
OpenGL
4.3
4.5
Shader Model
5.1
5.1
Vulkan
1.1.126
1.1.126
3D Gaming
+
-
3D Vision
+
-
3D Vision Live
+
-
Ansel
-
+
Blu Ray 3D
+
-
H.264, VC1, MPEG2 1080p video decoder
-
+
Optimus
-
+
PhysX
+
-
TrueHD and DTS-HD audio bitstreaming
-
+