Home GPU Comparison NVIDIA GeForce GTX 660 Rev. 2 vs NVIDIA L20

NVIDIA GeForce GTX 660 Rev. 2 vs NVIDIA L20

NVIDIA GeForce GTX 660 Rev. 2
VS
NVIDIA L20
NVIDIA GeForce GTX 660 Rev. 2
NVIDIA L20
We compared two Desktop platform GPUs: 2GB VRAM GeForce GTX 660 Rev. 2 and 48GB VRAM L20 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 275W)
NVIDIA L20 's Advantages
Released 9 years and 2 months late
Boost Clock has increased by 144% (2520MHz vs 1032MHz)
More VRAM (48GB vs 2GB)
Larger VRAM bandwidth (864.0GB/s vs 144.2GB/s)
10816 additional rendering cores

Score

Benchmark

FP32 (float)
GeForce GTX 660 Rev. 2
1.981 TFLOPS
L20 +2895%
59.35 TFLOPS
GeForce GTX 660 Rev. 2
VS
L20

Graphics Card

Sep 2014
Release Date
Nov 2023
GeForce 600
Generation
Tesla Ada
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 4.0 x16

Clock Speeds

980 MHz
Base Clock
1440 MHz
1032 MHz
Boost Clock
2520 MHz
1502 MHz
Memory Clock
2250 MHz

Memory

2GB
Memory Size
48GB
GDDR5
Memory Type
GDDR6
192bit
Memory Bus
384bit
144.2GB/s
Bandwidth
864.0GB/s

Render Config

-
-
-
-
SM Count
92
960
Shading Units
11776
80
TMUs
368
24
ROPs
128
-
Tensor Cores
368
-
RT Cores
92
16 KB (per SMX)
L1 Cache
128 KB (per SM)
384 KB
L2 Cache
96 MB
-
-
-

Theoretical Performance

20.64 GPixel/s
Pixel Rate
322.6 GPixel/s
82.56 GTexel/s
Texture Rate
927.4 GTexel/s
-
FP16 (half)
59.35 TFLOPS
1.981 TFLOPS
FP32 (float)
59.35 TFLOPS
82.56 GFLOPS
FP64 (double)
927.4 GFLOPS

Board Design

140W
TDP
275W
300 W
Suggested PSU
600 W
2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2
Outputs
4x DisplayPort 1.4a
1x 6-pin
Power Connectors
1x 16-pin

Graphics Processor

GK104
GPU Name
AD102
-
GPU Variant
AD102
Kepler
Architecture
Ada Lovelace
TSMC
Foundry
TSMC
28 nm
Process Size
5 nm
3.54 billion
Transistors
76.3 billion
294 mm²
Die Size
609 mm²

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
8.9
5.1
Shader Model
6.7

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