GeForce GTX 1080 Ti and GeForce GTX 870M - video card comparison
Passmark - benchmark score GeForce GTX 1080 Ti vs GeForce GTX 870M
GeForce GTX 1080 Ti
19117
GeForce GTX 870M
3552
GeForce GTX 1080 Ti
GeForce GTX 870M
Architecture
Pascal (2016−2021)
Kepler (2012−2018)
GPU code name
GP102
N15P-GT
Market segment
Desktop
Laptop
Release date
February 2017
March 2014
Bus support
-
PCI Express 2.0, PCI Express 3.0
Interface
PCIe 3.0 x16
MXM-B (3.0)
Recommended system power (PSU)
600 Watt
-
Supplementary power connectors
1x 6-pin + 1x 8-pin
None
SLI options
+
+
Boost clock speed
1600 MHz
967 MHz
Core clock speed
1481 MHz
941 MHz
CUDA cores
-
1344
Floating-point performance
11,340 gflops
2,599 gflops
Manufacturing process technology
16 nm
28 nm
Number of transistors
11,800 million
3,540 million
Pipelines / CUDA cores
3584
1344
Power consumption (TDP)
250 Watt
100 Watt
Maximum GPU temperature
91 °C
-
Texture fill rate
354.4
108.3
Memory type
GDDR5X
GDDR5
Maximum RAM amount
11 GB
6 GB
Memory bus width
352 Bit
192 Bit
Memory clock speed
11000 MHz
Up to 2500 MHz
Memory bandwidth
484.4 GB/s
120.0 GB/s
Shared memory
-
-
Standard memory configuration
-
GDDR5
Display Connectors
1x HDMI, 3x DisplayPort
No outputs
eDP 1.2 signal support
-
Up to 3840x2160
LVDS signal support
-
Up to 1920x1200
Multi monitor support
+
-
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
-
+
G-SYNC support
+
-
DirectX
12 (12_1)
12 (11_0)
CUDA
+
+
OpenCL
1.2
1.1
OpenGL
4.5
4.5
Shader Model
6.4
5.1
Vulkan
+
1.1.126
Ansel
+
-
GPU Boost
3.0
-
H.264, VC1, MPEG2 1080p video decoder
-
+
Optimus
-
+
TrueHD and DTS-HD audio bitstreaming
-
+