GeForce GTX 1080 and Radeon HD 7870 - video card comparison
Passmark - benchmark score GeForce GTX 1080 vs Radeon HD 7870
GeForce GTX 1080
16002
Radeon HD 7870
4779
GeForce GTX 1080
Radeon HD 7870
Architecture
Pascal (2016−2021)
GCN (2011−2017)
GPU code name
Pascal GP104
Pitcairn XT
Market segment
Desktop
Desktop
Release date
May 2016
March 2012
Bus support
PCIe 3.0
-
Interface
PCIe 3.0 x16
PCIe 3.0 x16
Recommended system power (PSU)
500 Watt
-
Supplementary power connectors
8-pin
2x 6-pin
SLI options
+
-
Boost clock speed
1733 MHz
-
Core clock speed
1607 MHz
1000 MHz
CUDA cores
2560
-
Floating-point performance
8,873 gflops
-
Manufacturing process technology
16 nm
28 nm
Number of transistors
7,200 million
2800 Million
Pipelines / CUDA cores
2560
1280
Power consumption (TDP)
180 Watt
175 Watt
Maximum GPU temperature
94 °C
-
Texture fill rate
277.3
80.00
Memory type
GDDR5X
GDDR5
Maximum RAM amount
8 GB
2 GB
Memory bus width
256 Bit
256 Bit
Memory clock speed
10 GB/s
4800 MHz
Memory bandwidth
320 GB/s
153.6 GB/s
Shared memory
-
-
Display Connectors
DP 1.42, HDMI 2.0b, DL-DVI
1x DVI, 1x HDMI, 2x mini-DisplayPort
Multi monitor support
+
-
Eyefinity
-
+
HDMI
+
+
G-SYNC support
+
-
DirectX
12 (12_1)
12 (11_1)
CUDA
+
-
OpenCL
1.2
1.2
OpenGL
4.5
4.6
Shader Model
6.4
5.1
Vulkan
1.2.131
1.2.131
Ansel
+
-
GPU Boost
3.0
-
VR Ready
+
-