Quadro K4000 and GeForce GTX 850M - video card comparison
Passmark - benchmark score Quadro K4000 vs GeForce GTX 850M
Quadro K4000
2806
GeForce GTX 850M
2591
Quadro K4000
GeForce GTX 850M
Architecture
Kepler (2012−2018)
Maxwell (2014−2018)
GPU code name
GK106
N15P-GT
Market segment
Workstation
Laptop
Release date
March 2013
March 2014
Bus support
-
PCI Express 2.0, PCI Express 3.0
Interface
PCIe 2.0 x16
PCIe 3.0 x16
Supplementary power connectors
1x 6-pin
-
SLI options
-
+
Core clock speed
810 MHz
Up to 936 MHz
CUDA cores
-
640
Floating-point performance
1,244 gflops
1,155 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
2,540 million
1,870 million
Pipelines / CUDA cores
768
640
Power consumption (TDP)
80 Watt
45 Watt
Texture fill rate
51.84
36.08
Memory type
GDDR5
DDR3, GDDR5
Maximum RAM amount
3 GB
4 GB
Memory bus width
192 Bit
128 Bit
Memory clock speed
5616 MHz
Up to 2500 MHz
Memory bandwidth
134.8 GB/s
80.0 GB/s
Shared memory
-
-
Standard memory configuration
-
DDR3 or GDDR5
Display Connectors
1x DVI, 2x DisplayPort
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
1.2
1.1
OpenGL
4.6
4.5
Shader Model
5.1
5.1
Vulkan
+
1.1.126
Ansel
-
+
H.264, VC1, MPEG2 1080p video decoder
-
+
Optimus
-
+
TrueHD and DTS-HD audio bitstreaming
-
+