Radeon HD 7660G + HD 7670M Dual Graphics and Radeon R9 M370X Mac Edition - video card comparison
Radeon HD 7660G + HD 7670M Dual Graphics
Radeon R9 M370X Mac Edition
Architecture
Terascale 2 (2009−2015)
GCN 1.0 (2012−2020)
GPU code name
-
Tropo
Market segment
Laptop
Desktop
Release date
May 2012
May 2015
Interface
-
PCIe 3.0 x16
Boost clock speed
-
800 MHz
Core clock speed
685 / 600 MHz
775 MHz
Floating-point performance
-
1,024 gflops
Manufacturing process technology
32 nm
28 nm
Number of transistors
-
1,500 million
Pipelines / CUDA cores
862
640
Texture fill rate
-
32.00
Memory type
DDR3,GDDR5
GDDR5
Maximum RAM amount
-
2 GB
Memory bus width
128 Bit
128 Bit
Memory clock speed
1800 MHz
4500 MHz
Memory bandwidth
-
72 GB/s
Shared memory
-
-
Display Connectors
-
No outputs
DirectX
11
12 (11_1)
OpenCL
-
1.2
OpenGL
-
4.6
Shader Model
-
5.1
Vulkan
-
1.2.131