NVIDIA GeForce RTX 2070 Mobile Refresh vs NVIDIA GeForce GTX 870M
We compared two Mobile platform GPUs: 8GB VRAM GeForce RTX 2070 Mobile Refresh and 3GB VRAM GeForce GTX 870M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce RTX 2070 Mobile Refresh 's Advantages
Released 6 years late
Boost Clock has increased by 50% (1455MHz vs 967MHz)
More VRAM (8GB vs 3GB)
Larger VRAM bandwidth (352.0GB/s vs 120.0GB/s)
960 additional rendering cores
NVIDIA GeForce GTX 870M 's Advantages
Lower TDP (100W vs 115W)
Score
Benchmark
FP32 (float)
GeForce RTX 2070 Mobile Refresh
+157%
6.705 TFLOPS
GeForce GTX 870M
2.599 TFLOPS
Graphics Card
Mar 2020
Release Date
Mar 2014
GeForce 20 Mobile
Generation
GeForce 800M
Mobile
Type
Mobile
PCIe 3.0 x16
Bus Interface
MXM-B (3.0)
Clock Speeds
1260 MHz
Base Clock
941 MHz
1455 MHz
Boost Clock
967 MHz
1375 MHz
Memory Clock
1250 MHz
Memory
8GB
Memory Size
3GB
GDDR6
Memory Type
GDDR5
256bit
Memory Bus
192bit
352.0GB/s
Bandwidth
120.0GB/s
Render Config
-
-
-
36
SM Count
-
2304
Shading Units
1344
144
TMUs
112
64
ROPs
24
288
Tensor Cores
-
36
RT Cores
-
64 KB (per SM)
L1 Cache
16 KB (per SMX)
4 MB
L2 Cache
384 KB
-
-
-
Theoretical Performance
93.12 GPixel/s
Pixel Rate
27.08 GPixel/s
209.5 GTexel/s
Texture Rate
108.3 GTexel/s
13.41 TFLOPS
FP16 (half)
-
6.705 TFLOPS
FP32 (float)
2.599 TFLOPS
209.5 GFLOPS
FP64 (double)
108.3 GFLOPS
Board Design
115W
TDP
100W
-
-
-
No outputs
Outputs
No outputs
None
Power Connectors
None
Graphics Processor
TU106B
GPU Name
GK104
-
GPU Variant
N15E-GT-A2
Turing
Architecture
Kepler
TSMC
Foundry
TSMC
12 nm
Process Size
28 nm
10.8 billion
Transistors
3.54 billion
445 mm²
Die Size
294 mm²
Graphics Features
12 Ultimate (12_2)
DirectX
12 (11_0)
4.6
OpenGL
4.6
3.0
OpenCL
3.0
1.3
Vulkan
1.1
7.5
CUDA
3.0
6.6
Shader Model
5.1
