NVIDIA GeForce RTX 3090 Ti vs NVIDIA GeForce GTX 1660 Ti Mobile
GPU · Specs Compare
Graphics Card
Release Date
Jan 2022
Apr 2019
Generation
GeForce 30
GeForce 16 Mobile
Type
Desktop
Mobile
Bus Interface
PCIe 4.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
1560 MHz
1455 MHz
Boost Clock
1860 MHz
1590 MHz
Memory Clock
1313 MHz
1500 MHz
Memory
Memory Size
24GB
6GB
Memory Type
GDDR6X
GDDR6
Memory Bus
384bit
192bit
Bandwidth
1.01TB/s
288.0GB/s
Render Config
SM Count
84
24
Shading Units
10752
1536
TMUs
336
96
ROPs
112
48
Tensor Cores
336
—
RT Cores
84
—
L1 Cache
128 KB (per SM)
64 KB (per SM)
L2 Cache
6 MB
1536 KB
Theoretical Performance
Pixel Rate
208.3 GPixel/s
76.32 GPixel/s
Texture Rate
625.0 GTexel/s
152.6 GTexel/s
FP16 (half)
40.00 TFLOPS
9.769 TFLOPS
FP32 (float)
40.00 TFLOPS
4.884 TFLOPS
FP64 (double)
625.0 GFLOPS
152.6 GFLOPS
Graphics Processor
GPU Name
GA102
TU116
GPU Variant
GA102-350-A1
—
Architecture
Ampere
Turing
Foundry
Samsung
TSMC
Process Size
8 nm
12 nm
Transistors
28.3 billion
6.6 billion
Die Size
628 mm²
284 mm²
Board Design
TDP
450W
Unknown
Suggested PSU
850 W
—
Outputs
1x HDMI 2.13x DisplayPort 1.4a
Portable Device Dependent
Power Connectors
1x 16-pin
None
Graphics Features
DirectX
12 Ultimate (12_2)
12 (12_1)
OpenGL
4.6
4.6
OpenCL
3.0
3.0
Vulkan
1.4
1.3
CUDA
8.6
7.5
Shader Model
6.8
6.7
Benchmark
3DMark Time Spy
21,832
5,597
3DMark Time Spy Extreme
11,318
2,574
3DMark Speed Way
5,903
—
Blender
6,217
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.