NVIDIA GeForce GTX 1660 vs AMD Radeon R9 M390X
GPU Specs Compare
Graphics Card
Release Date
Mar 2019
May 2015
Generation
GeForce 16
Crystal System
Type
Desktop
Mobile
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
1530 MHz
-
Boost Clock
1785 MHz
-
Memory Clock
2001 MHz
1250 MHz
Memory
Memory Size
6GB
4GB
Memory Type
GDDR5
GDDR5
Memory Bus
192bit
256bit
Bandwidth
192.1GB/s
160.0GB/s
Render Config
SM Count
22
-
Shading Units
1408
2048
TMUs
88
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
85.68 GPixel/s
23.14 GPixel/s
Texture Rate
157.1 GTexel/s
92.54 GTexel/s
FP16 (half)
10.05 TFLOPS
2.961 TFLOPS
FP32 (float)
5.027 TFLOPS
2.961 TFLOPS
FP64 (double)
157.1 GFLOPS
185.1 GFLOPS
Graphics Processor
GPU Name
TU116
Amethyst
GPU Variant
TU116-300-A1
Amethyst XT
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
Board Design
TDP
120W
75W
Suggested PSU
300 W
-
Outputs
1x DVI1x HDMI 2.01x DisplayPort 1.4a
No outputs
Power Connectors
1x 8-pin
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
6.6
6.3
📊 Benchmark
3DMark Time Spy
5,444
-
3DMark Time Spy Extreme
2,465
-