Home GPU Comparison NVIDIA GeForce RTX 3060 Ti GA103 vs NVIDIA GeForce GTX 660 Ti

NVIDIA GeForce RTX 3060 Ti GA103 vs NVIDIA GeForce GTX 660 Ti

We compared two Desktop platform GPUs: 8GB VRAM GeForce RTX 3060 Ti GA103 and 2GB VRAM GeForce GTX 660 Ti to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 3060 Ti GA103 's Advantages
Released 9 years and 6 months late
Boost Clock has increased by 70% (1665MHz vs 980MHz)
More VRAM (8GB vs 2GB)
Larger VRAM bandwidth (448.0GB/s vs 144.2GB/s)
3520 additional rendering cores
NVIDIA GeForce GTX 660 Ti 's Advantages
Lower TDP (150W vs 200W)

Score

Benchmark

FP32 (float)
GeForce RTX 3060 Ti GA103 +515%
16.2 TFLOPS
GeForce GTX 660 Ti
2.634 TFLOPS
Blender
GeForce RTX 3060 Ti GA103 +2125%
3249
GeForce GTX 660 Ti
146
OctaneBench
GeForce RTX 3060 Ti GA103 +1638%
365
GeForce GTX 660 Ti
21
VS

Graphics Card

Feb 2022
Release Date
Aug 2012
GeForce 30
Generation
GeForce 600
Desktop
Type
Desktop
PCIe 4.0 x16
Bus Interface
PCIe 3.0 x16

Clock Speeds

1410 MHz
Base Clock
915 MHz
1665 MHz
Boost Clock
980 MHz
1750 MHz
Memory Clock
1502 MHz

Memory

8GB
Memory Size
2GB
GDDR6
Memory Type
GDDR5
256bit
Memory Bus
192bit
448.0GB/s
Bandwidth
144.2GB/s

Render Config

-
-
-
38
SM Count
-
4864
Shading Units
1344
152
TMUs
112
80
ROPs
24
152
Tensor Cores
-
38
RT Cores
-
128 KB (per SM)
L1 Cache
16 KB (per SMX)
4 MB
L2 Cache
384 KB
-
-
-

Theoretical Performance

133.2 GPixel/s
Pixel Rate
27.44 GPixel/s
253.1 GTexel/s
Texture Rate
109.8 GTexel/s
16.20 TFLOPS
FP16 (half)
-
16.20 TFLOPS
FP32 (float)
2.634 TFLOPS
253.1 GFLOPS
FP64 (double)
109.8 GFLOPS

Board Design

200W
TDP
150W
550 W
Suggested PSU
450 W
1x HDMI 2.1 3x DisplayPort 1.4a
Outputs
2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2
1x 12-pin
Power Connectors
2x 6-pin

Graphics Processor

GA103S
GPU Name
GK104
GA103-200-A1
GPU Variant
GK104-300-KD-A2
Ampere
Architecture
Kepler
Samsung
Foundry
TSMC
8 nm
Process Size
28 nm
Unknown
Transistors
3.54 billion
496 mm²
Die Size
294 mm²

Graphics Features

12 Ultimate (12_2)
DirectX
12 (11_0)
4.6
OpenGL
4.6
3.0
OpenCL
3.0
1.3
Vulkan
1.1
8.6
CUDA
3.0
6.5
Shader Model
5.1

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