Radeon HD 7870 XT and P106M - video card comparison
Radeon HD 7870 XT
P106M
Architecture
GCN 1.0 (2012−2020)
Pascal (2016−2021)
GPU code name
Tahiti
GP106
Market segment
Desktop
Laptop
Release date
November 2012
January 2019
Interface
PCIe 3.0 x16
PCIe 3.0 x16
Supplementary power connectors
2x 6-pin
None
Boost clock speed
975 MHz
-
Core clock speed
925 MHz
1291 MHz
Floating-point performance
2,995 gflops
-
Manufacturing process technology
28 nm
16 nm
Number of transistors
4,313 million
4,400 million
Pipelines / CUDA cores
1536
1152
Power consumption (TDP)
185 Watt
75 Watt
Texture fill rate
93.60
92.95
Memory type
GDDR5
GDDR5
Maximum RAM amount
2 GB
4 GB
Memory bus width
256 Bit
128 Bit
Memory clock speed
6000 MHz
6 GB/s
Memory bandwidth
192.0 GB/s
96.13 GB/s
Display Connectors
1x DVI, 1x HDMI, 2x mini-DisplayPort
No outputs
HDMI
+
-
DirectX
12 (11_1)
12 (12_1)
CUDA
-
6.1
OpenCL
1.2
1.2
OpenGL
4.6
4.6
Shader Model
5.1
6.4
Vulkan
1.2.131
1.2