NVIDIA GeForce GTX 1660 Ti Mobile vs NVIDIA GeForce 820M
We compared two Mobile platform GPUs: 6GB VRAM GeForce GTX 1660 Ti Mobile and 2GB VRAM GeForce 820M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce GTX 1660 Ti Mobile 's Advantages
Released 4 years and 1 months late
Boost Clock1590MHz
More VRAM (6GB vs 2GB)
Larger VRAM bandwidth (288.0GB/s vs 28.83GB/s)
1152 additional rendering cores
Score
Benchmark
FP32 (float)
GeForce GTX 1660 Ti Mobile
+685%
4.884 TFLOPS
GeForce 820M
0.622 TFLOPS
3DMark Time Spy
GeForce GTX 1660 Ti Mobile
+2815%
5597
GeForce 820M
192
Graphics Card
Apr 2019
Release Date
Mar 2015
GeForce 16 Mobile
Generation
GeForce 800M
Mobile
Type
Mobile
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
1455 MHz
Base Clock
-
1590 MHz
Boost Clock
-
1500 MHz
Memory Clock
901 MHz
Memory
6GB
Memory Size
2GB
GDDR6
Memory Type
DDR3
192bit
Memory Bus
128bit
288.0GB/s
Bandwidth
28.83GB/s
Render Config
-
-
-
24
SM Count
-
1536
Shading Units
384
96
TMUs
32
48
ROPs
16
-
-
-
-
-
-
64 KB (per SM)
L1 Cache
16 KB (per SMX)
1536 KB
L2 Cache
256 KB
-
-
-
Theoretical Performance
76.32 GPixel/s
Pixel Rate
6.480 GPixel/s
152.6 GTexel/s
Texture Rate
25.92 GTexel/s
9.769 TFLOPS
FP16 (half)
-
4.884 TFLOPS
FP32 (float)
622.1 GFLOPS
152.6 GFLOPS
FP64 (double)
25.92 GFLOPS
Board Design
Unknown
TDP
45W
-
-
-
Portable Device Dependent
Outputs
No outputs
None
Power Connectors
-
Graphics Processor
TU116
GPU Name
GK107
-
-
-
Turing
Architecture
Kepler
TSMC
Foundry
TSMC
12 nm
Process Size
28 nm
6.6 billion
Transistors
1.27 billion
284 mm²
Die Size
118 mm²
Graphics Features
12 (12_1)
DirectX
12 (11_0)
4.6
OpenGL
4.6
3.0
OpenCL
3.0
1.3
Vulkan
1.1
7.5
CUDA
3.0
6.7
Shader Model
5.1
