NVIDIA GeForce RTX 3090 Ti vs NVIDIA GeForce GTX 1660
GPU Specs Compare
Graphics Card
Release Date
Jan 2022
Mar 2019
Generation
GeForce 30
GeForce 16
Type
Desktop
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
1560 MHz
1530 MHz
Boost Clock
1860 MHz
1785 MHz
Memory Clock
1313 MHz
2001 MHz
Memory
Memory Size
24GB
6GB
Memory Type
GDDR6X
GDDR5
Memory Bus
384bit
192bit
Bandwidth
1.01TB/s
192.1GB/s
Render Config
SM Count
84
22
Shading Units
10752
1408
TMUs
336
88
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
85.68 GPixel/s
Texture Rate
625.0 GTexel/s
157.1 GTexel/s
FP16 (half)
40.00 TFLOPS
10.05 TFLOPS
FP32 (float)
40.00 TFLOPS
5.027 TFLOPS
FP64 (double)
625.0 GFLOPS
157.1 GFLOPS
Graphics Processor
GPU Name
GA102
TU116
GPU Variant
GA102-350-A1
TU116-300-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
120W
Suggested PSU
850 W
300 W
Outputs
1x HDMI 2.13x DisplayPort 1.4a
1x DVI1x HDMI 2.01x DisplayPort 1.4a
Power Connectors
1x 16-pin
1x 8-pin
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
6.6
📊 Benchmark
3DMark Time Spy
21,832
5,444
3DMark Time Spy Extreme
11,318
2,465
3DMark Speed Way
5,903
-
Blender
6,217
-