NVIDIA Quadro K4000 vs NVIDIA RTX A4000 Mobile

VS

NVIDIA Quadro K4000 NVIDIA RTX A4000 Mobile

We compared two Professional market GPUs: 3GB VRAM Quadro K4000 and 8GB VRAM RTX A4000 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA Quadro K4000 's Advantages

Lower TDP (80W vs 115W)

NVIDIA RTX A4000 Mobile 's Advantages

Released 8 years and 1 months late

Boost Clock1680MHz

More VRAM (8GB vs 3GB)

Larger VRAM bandwidth (384.0GB/s vs 134.8GB/s)

4352 additional rendering cores

Score

Benchmark

FP32 (float)

Quadro K4000

1.244 TFLOPS

RTX A4000 Mobile +1282%

17.2 TFLOPS

Quadro K4000

VS

RTX A4000 Mobile

Graphics Card

Mar 2013

Release Date

Apr 2021

Quadro

Generation

Quadro Ampere-M

Professional

Type

Professional

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

1140 MHz

-

Boost Clock

1680 MHz

1404 MHz

Memory Clock

1500 MHz

Memory

3GB

Memory Size

8GB

GDDR5

Memory Type

GDDR6

192bit

Memory Bus

256bit

134.8GB/s

Bandwidth

384.0GB/s

Render Config

-

SM Count

40

-

Compute Units

-

768

Shading Units

5120

64

TMUs

160

24

ROPs

80

-

Tensor Cores

160

-

RT Cores

40

16 KB (per SMX)

L1 Cache

128 KB (per SM)

384 KB

L2 Cache

4 MB

Theoretical Performance

12.96 GPixel/s

Pixel Rate

134.4 GPixel/s

51.84 GTexel/s

Texture Rate

268.8 GTexel/s

-

FP16 (half)

17.20 TFLOPS

1244 GFLOPS

FP32 (float)

17.20 TFLOPS

51.84 GFLOPS

FP64 (double)

268.8 GFLOPS

Graphics Processor

GK106

GPU Name

GA104

-

GPU Variant

-

Kepler

Architecture

Ampere

TSMC

Foundry

Samsung

28 nm

Process Size

8 nm

2.54 billion

Transistors

17.4 billion

221 mm²

Die Size

392 mm²

Board Design

80W

TDP

115W

250 W

Suggested PSU

-

1x DVI 2x DisplayPort 1.2

Outputs

Portable Device Dependent

1x 6-pin

Power Connectors

None

Graphics Features

12 (11_0)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.1

Vulkan

1.3

3.0

CUDA

8.6

5.1

Shader Model

6.7

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