NVIDIA GeForce GTX 1660 Ti Mobile vs AMD Radeon R9 M390X
GPU Specs Compare
Graphics Card
Release Date
Apr 2019
May 2015
Generation
GeForce 16 Mobile
Crystal System
Type
Mobile
Mobile
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
1455 MHz
-
Boost Clock
1590 MHz
-
Memory Clock
1500 MHz
1250 MHz
Memory
Memory Size
6GB
4GB
Memory Type
GDDR6
GDDR5
Memory Bus
192bit
256bit
Bandwidth
288.0GB/s
160.0GB/s
Render Config
SM Count
24
-
Shading Units
1536
2048
TMUs
96
128
ROPs
48
32
L1 Cache
64 KB (per SM)
16 KB (per CU)
L2 Cache
1536 KB
512 KB
Compute Units
-
32
Theoretical Performance
Pixel Rate
76.32 GPixel/s
23.14 GPixel/s
Texture Rate
152.6 GTexel/s
92.54 GTexel/s
FP16 (half)
9.769 TFLOPS
2.961 TFLOPS
FP32 (float)
4.884 TFLOPS
2.961 TFLOPS
FP64 (double)
152.6 GFLOPS
185.1 GFLOPS
Graphics Processor
GPU Name
TU116
Amethyst
Architecture
Turing
GCN 3.0
Foundry
TSMC
TSMC
Process Size
12 nm
28 nm
Transistors
6.6 billion
5 billion
Die Size
284 mm²
366 mm²
GPU Variant
-
Amethyst XT
Board Design
TDP
Unknown
75W
Outputs
Portable Device Dependent
No outputs
Power Connectors
None
None
Graphics Features
DirectX
12 (12_1)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
3.0
2.0
Vulkan
1.3
1.2
CUDA
7.5
-
Shader Model
6.7
6.3
📊 Benchmark
3DMark Time Spy
5,597
-
3DMark Time Spy Extreme
2,574
-