NVIDIA GeForce GTX 1660 Ti Mobile vs NVIDIA RTX A4000 Mobile
GPU · Specs Compare
Graphics Card
Release Date
Apr 2019
Apr 2021
Generation
GeForce 16 Mobile
Ampere-MW
Type
Mobile
Professional
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
1455 MHz
1140 MHz
Boost Clock
1590 MHz
1680 MHz
Memory Clock
1500 MHz
1500 MHz
Memory
Memory Size
6GB
8GB
Memory Type
GDDR6
GDDR6
Memory Bus
192bit
256bit
Bandwidth
288.0GB/s
384.0GB/s
Render Config
SM Count
24
40
Shading Units
1536
5120
TMUs
96
160
ROPs
48
80
L1 Cache
64 KB (per SM)
128 KB (per SM)
L2 Cache
1536 KB
4 MB
Tensor Cores
—
160
RT Cores
—
40
Theoretical Performance
Pixel Rate
76.32 GPixel/s
134.4 GPixel/s
Texture Rate
152.6 GTexel/s
268.8 GTexel/s
FP16 (half)
9.769 TFLOPS
17.20 TFLOPS
FP32 (float)
4.884 TFLOPS
17.20 TFLOPS
FP64 (double)
152.6 GFLOPS
268.8 GFLOPS
Graphics Processor
GPU Name
TU116
GA104
Architecture
Turing
Ampere
Foundry
TSMC
Samsung
Process Size
12 nm
8 nm
Transistors
6.6 billion
17.4 billion
Die Size
284 mm²
392 mm²
Board Design
TDP
Unknown
115W
Outputs
Portable Device Dependent
Portable Device Dependent
Power Connectors
None
None
Graphics Features
DirectX
12 (12_1)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
3.0
3.0
Vulkan
1.3
1.3
CUDA
7.5
8.6
Shader Model
6.7
6.8
Benchmark
3DMark Time Spy
5,597
—
3DMark Time Spy Extreme
2,574
—
Blender
—
2,825
▲ Specs Compare
Data sourced from official specifications and benchmark tests.