Radeon HD 6870M and GeForce RTX 2070 Mobile Refresh - video card comparison
Radeon HD 6870M
GeForce RTX 2070 Mobile Refresh
Architecture
Terascale 2 (2009−2015)
Turing (2018−2021)
GPU code name
Granville-PRO
TU106B
Market segment
Laptop
Laptop
Release date
January 2011
January 2020
Interface
MXM-B (3.0)
PCIe 3.0 x16
Boost clock speed
-
1485 MHz
Core clock speed
675 MHz
-
Floating-point performance
1,080.0 gflops
-
Manufacturing process technology
40 nm
12 nm
Number of transistors
1,040 million
10,800 million
Pipelines / CUDA cores
800
2304
Power consumption (TDP)
50 Watt
115 Watt
Texture fill rate
27.00
213.8
Memory type
DDR3, GDDR3, GDDR5
GDDR6
Maximum RAM amount
1 GB
8 GB
Memory bus width
128 Bit
256 Bit
Memory clock speed
1000 MHz
14000 MHz
Memory bandwidth
64 GB/s
448.0 GB/s
Shared memory
-
-
Display Connectors
No outputs
No outputs
DirectX
11.2 (11_0)
12 Ultimate (12_2)
CUDA
-
7.5
OpenCL
1.2
1.2
OpenGL
4.4
4.6
Shader Model
5.0
6.5
Vulkan
N/A
1.2.140