NVIDIA RTX A4000 Mobile vs NVIDIA GRID K520

VS

NVIDIA RTX A4000 Mobile

NVIDIA GRID K520

We compared two Professional market GPUs: 8GB VRAM RTX A4000 Mobile and 4GB VRAM GRID K520 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA RTX A4000 Mobile 's Advantages

Released 7 years and 9 months late

Boost Clock1680MHz

More VRAM (8GB vs 4GB)

Larger VRAM bandwidth (384.0GB/s vs 160.0GB/s)

3584 additional rendering cores

Lower TDP (115W vs 225W)

Score

Benchmark

FP32 (float)

RTX A4000 Mobile +651%

17.2 TFLOPS

GRID K520

2.289 TFLOPS

RTX A4000 Mobile

VS

GRID K520

Graphics Card

Apr 2021

Release Date

Jul 2013

Quadro Ampere-M

Generation

GRID

Professional

Type

Professional

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1140 MHz

Base Clock

-

1680 MHz

Boost Clock

-

1500 MHz

Memory Clock

1250 MHz

Memory

8GB

Memory Size

4GB

GDDR6

Memory Type

GDDR5

256bit

Memory Bus

256bit

384.0GB/s

Bandwidth

160.0GB/s

Render Config

-

40

SM Count

-

5120

Shading Units

1536

160

TMUs

128

80

ROPs

32

160

Tensor Cores

-

40

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per SMX)

4 MB

L2 Cache

512 KB

-

Theoretical Performance

134.4 GPixel/s

Pixel Rate

23.84 GPixel/s

268.8 GTexel/s

Texture Rate

95.36 GTexel/s

17.20 TFLOPS

FP16 (half)

-

17.20 TFLOPS

FP32 (float)

2.289 TFLOPS

268.8 GFLOPS

FP64 (double)

95.36 GFLOPS

Board Design

115W

TDP

225W

-

Suggested PSU

550 W

Portable Device Dependent

Outputs

No outputs

None

Power Connectors

1x 8-pin

Graphics Processor

GA104

GPU Name

GK104

-

Ampere

Architecture

Kepler

Samsung

Foundry

TSMC

8 nm

Process Size

28 nm

17.4 billion

Transistors

3.54 billion

392 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

8.6

CUDA

3.0

6.7

Shader Model

5.1

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