GeForce GTX 1080 Max-Q and Radeon HD 8770M - video card comparison
GeForce GTX 1080 Max-Q
Radeon HD 8770M
Architecture
Pascal (2016−2021)
GCN (2011−2017)
GPU code name
N17E-G3 Max-Q
Mars
Market segment
Laptop
Laptop
Release date
May 2017
November 2012
Interface
PCIe 3.0 x16
PCIe 3.0 x8
Supplementary power connectors
None
-
Boost clock speed
1278 - 1468 MHz
825 MHz
Core clock speed
1101 - 1290 MHz
775 MHz
Floating-point performance
7,516 gflops
633.6 gflops
Manufacturing process technology
16 nm
28 nm
Number of transistors
7,200 million
950 million
Pipelines / CUDA cores
2560
384
Power consumption (TDP)
90 - 110 Watt
-
Texture fill rate
234.9
19.80
Memory type
GDDR5X
GDDR5
Maximum RAM amount
8 GB
2 GB
Memory bus width
256 Bit
128 Bit
Memory clock speed
10000 MHz
4500 MHz
Memory bandwidth
320.3 GB/s
72 GB/s
Shared memory
-
-
Display Connectors
No outputs
No outputs
G-SYNC support
+
-
DirectX
12 (12_1)
12 (11_1)
CUDA
6.1
-
OpenCL
1.2
1.2
OpenGL
4.6
4.6
Shader Model
6.4
5.1
Vulkan
1.2.131
1.2.131
VR Ready
+
-