GeForce GTX 1080 Ti and Radeon HD 3870 - video card comparison
Passmark - benchmark score GeForce GTX 1080 Ti vs Radeon HD 3870
GeForce GTX 1080 Ti
19118
Radeon HD 3870
572
GeForce GTX 1080 Ti
Radeon HD 3870
Architecture
Pascal (2016−2021)
TeraScale (2005−2013)
GPU code name
GP102
RV670
Market segment
Desktop
Desktop
Release date
February 2017
November 2007
Interface
PCIe 3.0 x16
PCIe 2.0 x16
Recommended system power (PSU)
600 Watt
-
Supplementary power connectors
1x 6-pin + 1x 8-pin
1x 6-pin
SLI options
+
-
Boost clock speed
1600 MHz
-
Core clock speed
1481 MHz
777 MHz
Floating-point performance
11,340 gflops
497.3 gflops
Manufacturing process technology
16 nm
55 nm
Number of transistors
11,800 million
666 million
Pipelines / CUDA cores
3584
320
Power consumption (TDP)
250 Watt
106 Watt
Maximum GPU temperature
91 °C
-
Texture fill rate
354.4
12.43
Memory type
GDDR5X
GDDR4
Maximum RAM amount
11 GB
512 MB
Memory bus width
352 Bit
256 Bit
Memory clock speed
11000 MHz
2252 MHz
Memory bandwidth
484.4 GB/s
72.06 GB/s
Shared memory
-
-
Display Connectors
1x HDMI, 3x DisplayPort
2x DVI, 1x S-Video
Multi monitor support
+
-
HDMI
+
-
G-SYNC support
+
-
DirectX
12 (12_1)
10.1 (10_1)
CUDA
+
-
OpenCL
1.2
N/A
OpenGL
4.5
3.3
Shader Model
6.4
4.1
Vulkan
+
N/A
Ansel
+
-
GPU Boost
3.0
-