NVIDIA RTX A4000 vs NVIDIA Quadro K4000M

VS

We compared two Professional market GPUs: 16GB VRAM RTX A4000 and 4GB VRAM Quadro K4000M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA RTX A4000 's Advantages

Released 8 years and 10 months late

Boost Clock1560MHz

More VRAM (16GB vs 4GB)

Larger VRAM bandwidth (448.0GB/s vs 89.60GB/s)

5184 additional rendering cores

NVIDIA Quadro K4000M 's Advantages

Lower TDP (100W vs 140W)

Score

Benchmark

FP32 (float)

RTX A4000 +1561%

19.17 TFLOPS

Quadro K4000M

1.154 TFLOPS

Blender

RTX A4000 +3671%

3658

Quadro K4000M

97

OctaneBench

RTX A4000 +1650%

350

Quadro K4000M

20

RTX A4000

VS

Quadro K4000M

Graphics Card

Apr 2021

Release Date

Jun 2012

Quadro Ampere

Generation

Quadro Mobile

Professional

Type

Professional

PCIe 4.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

735 MHz

Base Clock

-

1560 MHz

Boost Clock

-

1750 MHz

Memory Clock

700 MHz

Memory

16GB

Memory Size

4GB

GDDR6

Memory Type

GDDR5

256bit

Memory Bus

256bit

448.0GB/s

Bandwidth

89.60GB/s

Render Config

48

SM Count

-

Compute Units

-

6144

Shading Units

960

192

TMUs

80

96

ROPs

32

192

Tensor Cores

-

48

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per SMX)

4 MB

L2 Cache

512 KB

Theoretical Performance

149.8 GPixel/s

Pixel Rate

12.02 GPixel/s

299.5 GTexel/s

Texture Rate

48.08 GTexel/s

19.17 TFLOPS

FP16 (half)

-

19.17 TFLOPS

FP32 (float)

1154 GFLOPS

299.5 GFLOPS

FP64 (double)

48.08 GFLOPS

Graphics Processor

GA104

GPU Name

GK104

GA104-875-A1

GPU Variant

N14E-Q3-A2

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

Board Design

140W

TDP

100W

300 W

Suggested PSU

-

4x DisplayPort 1.4a

Outputs

No outputs

1x 6-pin

Power Connectors

-

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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