AMD Radeon R9 M390 Mac Edition vs NVIDIA GeForce GTX 1660 Ti Max Q
We compared two Mobile platform GPUs: 2GB VRAM Radeon R9 M390 Mac Edition and 6GB VRAM GeForce GTX 1660 Ti Max Q to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce GTX 1660 Ti Max Q 's Advantages
Released 3 years and 11 months late
Boost Clock1335MHz
More VRAM (6GB vs 2GB)
Larger VRAM bandwidth (288.0GB/s vs 174.7GB/s)
512 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon R9 M390 Mac Edition
1.962 TFLOPS
GeForce GTX 1660 Ti Max Q
+109%
4.101 TFLOPS
Graphics Card
May 2015
Release Date
Apr 2019
Crystal System
Generation
GeForce 16 Mobile
Mobile
Type
Mobile
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
-
Base Clock
1140 MHz
-
Boost Clock
1335 MHz
1365 MHz
Memory Clock
1500 MHz
Memory
2GB
Memory Size
6GB
GDDR5
Memory Type
GDDR6
256bit
Memory Bus
192bit
174.7GB/s
Bandwidth
288.0GB/s
Render Config
16
Compute Units
-
-
SM Count
24
1024
Shading Units
1536
64
TMUs
96
32
ROPs
48
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
64 KB (per SM)
512 KB
L2 Cache
1536 KB
-
-
-
Theoretical Performance
30.66 GPixel/s
Pixel Rate
64.08 GPixel/s
61.31 GTexel/s
Texture Rate
128.2 GTexel/s
-
FP16 (half)
8.202 TFLOPS
1.962 TFLOPS
FP32 (float)
4.101 TFLOPS
122.6 GFLOPS
FP64 (double)
128.2 GFLOPS
Board Design
80W
TDP
Unknown
-
-
-
No outputs
Outputs
Portable Device Dependent
None
Power Connectors
None
Graphics Processor
Pitcairn
GPU Name
TU116
Pitcairn PRO
(215-0828062)
GPU Variant
-
GCN 1.0
Architecture
Turing
TSMC
Foundry
TSMC
28 nm
Process Size
12 nm
2.8 billion
Transistors
6.6 billion
212 mm²
Die Size
284 mm²
Graphics Features
12 (11_1)
DirectX
12 (12_1)
4.6
OpenGL
4.6
1.2
OpenCL
3.0
1.2
Vulkan
1.3
-
CUDA
7.5
5.1
Shader Model
6.7
