GeForce GTX 1070 and Radeon HD 7870 XT - video card comparison
Passmark - benchmark score GeForce GTX 1070 vs Radeon HD 7870 XT
GeForce GTX 1070
13916
Radeon HD 7870 XT
4603
GeForce GTX 1070
Radeon HD 7870 XT
Architecture
Pascal (2016−2021)
GCN 1.0 (2012−2020)
GPU code name
Pascal GP104
Tahiti
Market segment
Desktop
Desktop
Release date
May 2016
November 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
1683 MHz
975 MHz
Core clock speed
1506 MHz
925 MHz
CUDA cores
1920
-
Floating-point performance
6,463 gflops
2,995 gflops
Manufacturing process technology
16 nm
28 nm
Number of transistors
7,200 million
4,313 million
Pipelines / CUDA cores
1920
1536
Power consumption (TDP)
150 Watt
185 Watt
Maximum GPU temperature
94 °C
-
Texture fill rate
202.0
93.60
Memory type
GDDR5
GDDR5
Maximum RAM amount
8 GB
2 GB
Memory bus width
256 Bit
256 Bit
Memory clock speed
8 GB/s
6000 MHz
Memory bandwidth
256 GB/s
192.0 GB/s
Shared memory
-
-
Display Connectors
DP 1.42, HDMI 2.0b, Dual Link-DVI
1x DVI, 1x HDMI, 2x mini-DisplayPort
Multi monitor support
+
-
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
Ansel
+
-
GPU Boost
3.0
-
VR Ready
+
-