AMD Radeon RX 6400 vs NVIDIA L20

VS

AMD Radeon RX 6400 NVIDIA L20

We compared two Desktop platform GPUs: 4GB VRAM Radeon RX 6400 and 48GB VRAM L20 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6400 's Advantages

Lower TDP (53W vs 275W)

NVIDIA L20 's Advantages

Released 1 years and 10 months late

Boost Clock has increased by 9% (2520MHz vs 2321MHz)

More VRAM (48GB vs 4GB)

Larger VRAM bandwidth (864.0GB/s vs 128.0GB/s)

11008 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 6400

3.565 TFLOPS

L20 +1564%

59.35 TFLOPS

Radeon RX 6400

VS

L20

Graphics Card

Jan 2022

Release Date

Nov 2023

Navi II

Generation

Tesla Ada

Desktop

Type

Desktop

PCIe 4.0 x4

Bus Interface

PCIe 4.0 x16

Clock Speeds

1923 MHz

Base Clock

1440 MHz

2321 MHz

Boost Clock

2520 MHz

2000 MHz

Memory Clock

2250 MHz

Memory

4GB

Memory Size

48GB

GDDR6

Memory Type

GDDR6

64bit

Memory Bus

384bit

128.0GB/s

Bandwidth

864.0GB/s

Render Config

-

SM Count

92

12

Compute Units

-

768

Shading Units

11776

48

TMUs

368

32

ROPs

128

-

Tensor Cores

368

12

RT Cores

92

128 KB per Array

L1 Cache

128 KB (per SM)

1024 KB

L2 Cache

96 MB

Theoretical Performance

74.27 GPixel/s

Pixel Rate

322.6 GPixel/s

111.4 GTexel/s

Texture Rate

927.4 GTexel/s

7.130 TFLOPS

FP16 (half)

59.35 TFLOPS

3.565 TFLOPS

FP32 (float)

59.35 TFLOPS

222.8 GFLOPS

FP64 (double)

927.4 GFLOPS

Graphics Processor

Navi 24

GPU Name

AD102

Navi 24 XL (215-135000046)

GPU Variant

AD102

RDNA 2.0

Architecture

Ada Lovelace

TSMC

Foundry

TSMC

6 nm

Process Size

5 nm

5.4 billion

Transistors

76.3 billion

107 mm²

Die Size

609 mm²

Board Design

53W

TDP

275W

250 W

Suggested PSU

600 W

1x HDMI 2.1 1x DisplayPort 1.4a

Outputs

4x DisplayPort 1.4a

None

Power Connectors

1x 16-pin

Graphics Features

12 Ultimate (12_2)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.2

OpenCL

3.0

1.3

Vulkan

1.3

-

CUDA

8.9

6.6

Shader Model

6.7

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