NVIDIA L20 vs NVIDIA GeForce GTX 660 Ti

VS

NVIDIA L20

NVIDIA GeForce GTX 660 Ti

We compared two Desktop platform GPUs: 48GB VRAM L20 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 L20 's Advantages

Released 11 years and 3 months late

Boost Clock has increased by 157% (2520MHz vs 980MHz)

More VRAM (48GB vs 2GB)

Larger VRAM bandwidth (864.0GB/s vs 144.2GB/s)

10432 additional rendering cores

NVIDIA GeForce GTX 660 Ti 's Advantages

Lower TDP (150W vs 275W)

Score

Benchmark

FP32 (float)

L20 +2153%

59.35 TFLOPS

GeForce GTX 660 Ti

2.634 TFLOPS

L20

VS

GeForce GTX 660 Ti

Graphics Card

Nov 2023

Release Date

Aug 2012

Tesla Ada

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1440 MHz

Base Clock

915 MHz

2520 MHz

Boost Clock

980 MHz

2250 MHz

Memory Clock

1502 MHz

Memory

48GB

Memory Size

2GB

GDDR6

Memory Type

GDDR5

384bit

Memory Bus

192bit

864.0GB/s

Bandwidth

144.2GB/s

Render Config

-

92

SM Count

-

11776

Shading Units

1344

368

TMUs

112

128

ROPs

24

368

Tensor Cores

-

92

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per SMX)

96 MB

L2 Cache

384 KB

-

Theoretical Performance

322.6 GPixel/s

Pixel Rate

27.44 GPixel/s

927.4 GTexel/s

Texture Rate

109.8 GTexel/s

59.35 TFLOPS

FP16 (half)

-

59.35 TFLOPS

FP32 (float)

2.634 TFLOPS

927.4 GFLOPS

FP64 (double)

109.8 GFLOPS

Board Design

275W

TDP

150W

600 W

Suggested PSU

450 W

4x DisplayPort 1.4a

Outputs

2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2

1x 16-pin

Power Connectors

2x 6-pin

Graphics Processor

AD102

GPU Name

GK104

AD102

GPU Variant

GK104-300-KD-A2

Ada Lovelace

Architecture

Kepler

TSMC

Foundry

TSMC

5 nm

Process Size

28 nm

76.3 billion

Transistors

3.54 billion

609 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

8.9

CUDA

3.0

6.7

Shader Model

5.1

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