AMD Radeon Sky 900 vs NVIDIA GeForce GTX 1660 Ti Mobile
GPU · Specs Compare
Graphics Card
Release Date
Mar 2013
Apr 2019
Generation
Radeon Sky
GeForce 16 Mobile
Type
Desktop
Mobile
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
825 MHz
1455 MHz
Boost Clock
950 MHz
1590 MHz
Memory Clock
1250 MHz
1500 MHz
Memory
Memory Size
3GB
6GB
Memory Type
GDDR5
GDDR6
Memory Bus
384bit
192bit
Bandwidth
240.0GB/s
288.0GB/s
Render Config
Compute Units
28
—
Shading Units
1792
1536
TMUs
112
96
ROPs
32
48
L1 Cache
16 KB (per CU)
64 KB (per SM)
L2 Cache
768 KB
1536 KB
SM Count
—
24
Theoretical Performance
Pixel Rate
30.40 GPixel/s
76.32 GPixel/s
Texture Rate
106.4 GTexel/s
152.6 GTexel/s
FP32 (float)
3.405 TFLOPS
4.884 TFLOPS
FP64 (double)
851.2 GFLOPS
152.6 GFLOPS
FP16 (half)
—
9.769 TFLOPS
Graphics Processor
GPU Name
Tahiti
TU116
GPU Variant
Orthrus
—
Architecture
GCN 1.0
Turing
Foundry
TSMC
TSMC
Process Size
28 nm
12 nm
Transistors
4.313 billion
6.6 billion
Die Size
352 mm²
284 mm²
Board Design
TDP
300W
Unknown
Suggested PSU
700 W
—
Outputs
1x DVI1x mini-DisplayPort 1.2
Portable Device Dependent
Power Connectors
2x 8-pin
None
Graphics Features
DirectX
12 (11_1)
12 (12_1)
OpenGL
4.6
4.6
OpenCL
1.2
3.0
Vulkan
1.2
1.3
Shader Model
5.1
6.7
CUDA
—
7.5
Benchmark
3DMark Time Spy
—
5,597
3DMark Time Spy Extreme
—
2,574
▲ Specs Compare
Data sourced from official specifications and benchmark tests.