NVIDIA RTX 4000 Ada Generation vs NVIDIA L20

VS

NVIDIA RTX 4000 Ada Generation

NVIDIA L20

We compared two Desktop platform GPUs: 20GB VRAM RTX 4000 Ada Generation and 48GB VRAM L20 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA RTX 4000 Ada Generation 's Advantages

Lower TDP (130W vs 275W)

NVIDIA L20 's Advantages

Boost Clock has increased by 16% (2520MHz vs 2175MHz)

More VRAM (48GB vs 20GB)

Larger VRAM bandwidth (864.0GB/s vs 360.0GB/s)

5632 additional rendering cores

Score

Benchmark

FP32 (float)

RTX 4000 Ada Generation

26.73 TFLOPS

L20 +122%

59.35 TFLOPS

RTX 4000 Ada Generation

VS

L20

Graphics Card

Aug 2023

Release Date

Nov 2023

Quadro Ada(x000A)

Generation

Tesla Ada

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1500 MHz

Base Clock

1440 MHz

2175 MHz

Boost Clock

2520 MHz

2250 MHz

Memory Clock

2250 MHz

Memory

20GB

Memory Size

48GB

GDDR6

Memory Type

GDDR6

160bit

Memory Bus

384bit

360.0GB/s

Bandwidth

864.0GB/s

Render Config

-

48

SM Count

92

6144

Shading Units

11776

192

TMUs

368

80

ROPs

128

192

Tensor Cores

368

48

RT Cores

92

128 KB (per SM)

L1 Cache

128 KB (per SM)

48 MB

L2 Cache

96 MB

-

Theoretical Performance

174.0 GPixel/s

Pixel Rate

322.6 GPixel/s

417.6 GTexel/s

Texture Rate

927.4 GTexel/s

26.73 TFLOPS

FP16 (half)

59.35 TFLOPS

26.73 TFLOPS

FP32 (float)

59.35 TFLOPS

417.6 GFLOPS

FP64 (double)

927.4 GFLOPS

Board Design

130W

TDP

275W

300 W

Suggested PSU

600 W

4x DisplayPort 1.4a

Outputs

4x DisplayPort 1.4a

1x 16-pin

Power Connectors

1x 16-pin

Graphics Processor

AD104

GPU Name

AD102

-

GPU Variant

AD102

Ada Lovelace

Architecture

Ada Lovelace

TSMC

Foundry

TSMC

5 nm

Process Size

5 nm

35.8 billion

Transistors

76.3 billion

294 mm²

Die Size

609 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.3

Vulkan

1.3

8.9

CUDA

8.9

6.8

Shader Model

6.7

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