Home GPU Comparison NVIDIA GeForce GTX 660 Rev. 2 vs NVIDIA GeForce RTX 3070

NVIDIA GeForce GTX 660 Rev. 2 vs NVIDIA GeForce RTX 3070

NVIDIA GeForce GTX 660 Rev. 2
VS
NVIDIA GeForce RTX 3070
NVIDIA GeForce GTX 660 Rev. 2 NVIDIA GeForce RTX 3070
We compared two Desktop platform GPUs: 2GB VRAM GeForce GTX 660 Rev. 2 and 8GB VRAM GeForce RTX 3070 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 660 Rev. 2 's Advantages
Lower TDP (140W vs 220W)
NVIDIA GeForce RTX 3070 's Advantages
Released 6 years late
Boost Clock has increased by 67% (1725MHz vs 1032MHz)
More VRAM (8GB vs 2GB)
Larger VRAM bandwidth (448.0GB/s vs 144.2GB/s)
4928 additional rendering cores

Score

Benchmark

FP32 (float)
GeForce GTX 660 Rev. 2
1.981 TFLOPS
GeForce RTX 3070 +925%
20.31 TFLOPS
GeForce GTX 660 Rev. 2
VS
GeForce RTX 3070

Graphics Card

Sep 2014
Release Date
Sep 2020
GeForce 600
Generation
GeForce 30
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 4.0 x16

Clock Speeds

980 MHz
Base Clock
1500 MHz
1032 MHz
Boost Clock
1725 MHz
1502 MHz
Memory Clock
1750 MHz

Memory

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

Render Config

-
SM Count
46
-
Compute Units
-
960
Shading Units
5888
80
TMUs
184
24
ROPs
96
-
Tensor Cores
184
-
RT Cores
46
16 KB (per SMX)
L1 Cache
128 KB (per SM)
384 KB
L2 Cache
4 MB

Theoretical Performance

20.64 GPixel/s
Pixel Rate
165.6 GPixel/s
82.56 GTexel/s
Texture Rate
317.4 GTexel/s
-
FP16 (half)
20.31 TFLOPS
1.981 TFLOPS
FP32 (float)
20.31 TFLOPS
82.56 GFLOPS
FP64 (double)
317.4 GFLOPS

Graphics Processor

GK104
GPU Name
GA104
-
GPU Variant
GA104-300-A1
Kepler
Architecture
Ampere
TSMC
Foundry
Samsung
28 nm
Process Size
8 nm
3.54 billion
Transistors
17.4 billion
294 mm²
Die Size
392 mm²

Board Design

140W
TDP
220W
300 W
Suggested PSU
550 W
2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2
Outputs
1x HDMI 2.1 3x DisplayPort 1.4a
1x 6-pin
Power Connectors
1x 12-pin

Graphics Features

12 (11_0)
DirectX
12 Ultimate (12_2)
4.6
OpenGL
4.6
3.0
OpenCL
3.0
1.1
Vulkan
1.3
3.0
CUDA
8.6
5.1
Shader Model
6.6

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