GeForce GTX 1070 SLI and Radeon HD 7870 - video card comparison
GeForce GTX 1070 SLI
Radeon HD 7870
Architecture
Pascal (2016−2021)
GCN (2011−2017)
GPU code name
Pascal GP104 SLI
Pitcairn XT
Market segment
Desktop
Desktop
Release date
August 2016
March 2012
Interface
-
PCIe 3.0 x16
Supplementary power connectors
-
2x 6-pin
SLI options
+
-
Boost clock speed
1683 MHz
-
Core clock speed
1506 MHz
1000 MHz
Manufacturing process technology
16 nm
28 nm
Number of transistors
14400 Million
2800 Million
Pipelines / CUDA cores
3840
1280
Power consumption (TDP)
300 Watt
175 Watt
Texture fill rate
-
80.00
Memory type
GDDR5
GDDR5
Maximum RAM amount
2x 8 GB
2 GB
Memory bus width
256 Bit
256 Bit
Memory clock speed
8000 MHz
4800 MHz
Memory bandwidth
-
153.6 GB/s
Shared memory
-
-
Display Connectors
-
1x DVI, 1x HDMI, 2x mini-DisplayPort
Eyefinity
-
+
HDMI
-
+
G-SYNC support
+
-
DirectX
12_1
12 (11_1)
CUDA
+
-
OpenCL
-
1.2
OpenGL
-
4.6
Shader Model
-
5.1
Vulkan
+
1.2.131
VR Ready
+
-