NVIDIA GeForce RTX 4080 Ti vs NVIDIA GeForce GTX 1660 Ti
We compared two Desktop platform GPUs: 16GB VRAM GeForce RTX 4080 Ti and 6GB VRAM GeForce GTX 1660 Ti to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce RTX 4080 Ti 's Advantages
Boost Clock has increased by 47% (2610MHz vs 1770MHz)
More VRAM (16GB vs 6GB)
Larger VRAM bandwidth (678.4GB/s vs 288.0GB/s)
12544 additional rendering cores
NVIDIA GeForce GTX 1660 Ti 's Advantages
Lower TDP (120W vs 400W)
Score
Benchmark
FP32 (float)
GeForce RTX 4080 Ti
+1251%
73.5 TFLOPS
GeForce GTX 1660 Ti
5.437 TFLOPS
Graphics Card
Unknown
Release Date
Feb 2019
GeForce 40
Generation
GeForce 16
Desktop
Type
Desktop
PCIe 4.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
2340 MHz
Base Clock
1500 MHz
2610 MHz
Boost Clock
1770 MHz
1325 MHz
Memory Clock
1500 MHz
Memory
16GB
Memory Size
6GB
GDDR6X
Memory Type
GDDR6
256bit
Memory Bus
192bit
678.4GB/s
Bandwidth
288.0GB/s
Render Config
-
-
-
110
SM Count
24
14080
Shading Units
1536
440
TMUs
96
144
ROPs
48
440
Tensor Cores
-
110
RT Cores
-
128 KB (per SM)
L1 Cache
64 KB (per SM)
80 MB
L2 Cache
1536 KB
-
-
-
Theoretical Performance
375.8 GPixel/s
Pixel Rate
84.96 GPixel/s
1148 GTexel/s
Texture Rate
169.9 GTexel/s
73.50 TFLOPS
FP16 (half)
10.87 TFLOPS
73.50 TFLOPS
FP32 (float)
5.437 TFLOPS
1148 GFLOPS
FP64 (double)
169.9 GFLOPS
Board Design
400W
TDP
120W
800 W
Suggested PSU
300 W
1x HDMI 2.1
3x DisplayPort 1.4a
Outputs
1x DVI
1x HDMI 2.0
1x DisplayPort 1.4a
1x 16-pin
Power Connectors
1x 8-pin
Graphics Processor
AD102
GPU Name
TU116
AD102-225-A1
GPU Variant
TU116-400-A1
Ada Lovelace
Architecture
Turing
TSMC
Foundry
TSMC
5 nm
Process Size
12 nm
76.3 billion
Transistors
6.6 billion
609 mm²
Die Size
284 mm²
Graphics Features
12 Ultimate (12_2)
DirectX
12 (12_1)
4.6
OpenGL
4.6
3.0
OpenCL
3.0
1.3
Vulkan
1.3
8.9
CUDA
7.5
6.7
Shader Model
6.6
