NVIDIA RTX A4000 vs NVIDIA GRID K120Q

VS

We compared two Professional market GPUs: 16GB VRAM RTX A4000 and 512MB VRAM GRID K120Q to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA RTX A4000 's Advantages

Released 6 years and 9 months late

Boost Clock1560MHz

Larger VRAM bandwidth (448.0GB/s vs 28.51GB/s)

5952 additional rendering cores

NVIDIA GRID K120Q 's Advantages

Lower TDP (130W vs 140W)

Score

Benchmark

FP32 (float)

RTX A4000 +5780%

19.17 TFLOPS

GRID K120Q

0.326 TFLOPS

RTX A4000

VS

GRID K120Q

Graphics Card

Apr 2021

Release Date

Jul 2014

Quadro Ampere

Generation

GRID

Professional

Type

Professional

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

735 MHz

Base Clock

-

1560 MHz

Boost Clock

-

1750 MHz

Memory Clock

891 MHz

Memory

16GB

Memory Size

512MB

GDDR6

Memory Type

DDR3

256bit

Memory Bus

128bit

448.0GB/s

Bandwidth

28.51GB/s

Render Config

48

SM Count

-

Compute Units

-

6144

Shading Units

192

TMUs

16

96

ROPs

16

192

Tensor Cores

-

48

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per SMX)

4 MB

L2 Cache

256 KB

Theoretical Performance

149.8 GPixel/s

Pixel Rate

3.400 GPixel/s

299.5 GTexel/s

Texture Rate

13.60 GTexel/s

19.17 TFLOPS

FP16 (half)

-

19.17 TFLOPS

FP32 (float)

326.4 GFLOPS

299.5 GFLOPS

FP64 (double)

13.60 GFLOPS

Graphics Processor

GA104

GPU Name

GK107

GA104-875-A1

GPU Variant

-

Ampere

Architecture

Kepler

Samsung

Foundry

TSMC

8 nm

Process Size

28 nm

17.4 billion

Transistors

1.27 billion

392 mm²

Die Size

118 mm²

Board Design

140W

TDP

130W

300 W

Suggested PSU

300 W

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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