NVIDIA RTX 4000 SFF Ada Generation vs NVIDIA Quadro K620M

VS

NVIDIA RTX 4000 SFF Ada Generation

NVIDIA Quadro K620M

We compared two Professional market GPUs: 20GB VRAM RTX 4000 SFF Ada Generation and 2GB VRAM Quadro K620M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA RTX 4000 SFF Ada Generation 's Advantages

Released 8 years late

Boost Clock has increased by 39% (1560MHz vs 1124MHz)

More VRAM (20GB vs 2GB)

Larger VRAM bandwidth (280.0GB/s vs 14.40GB/s)

5760 additional rendering cores

NVIDIA Quadro K620M 's Advantages

Lower TDP (30W vs 70W)

Score

Benchmark

FP32 (float)

RTX 4000 SFF Ada Generation +2121%

19.17 TFLOPS

Quadro K620M

0.863 TFLOPS

Blender

RTX 4000 SFF Ada Generation +4304%

3612

Quadro K620M

82

OctaneBench

RTX 4000 SFF Ada Generation +2361%

443

Quadro K620M

18

RTX 4000 SFF Ada Generation

VS

Quadro K620M

Graphics Card

Mar 2023

Release Date

Mar 2015

Quadro Ada

Generation

Quadro Mobile

Professional

Type

Professional

PCIe 4.0 x16

Bus Interface

MXM-A (3.0)

Clock Speeds

720 MHz

Base Clock

1029 MHz

1560 MHz

Boost Clock

1124 MHz

1750 MHz

Memory Clock

900 MHz

Memory

20GB

Memory Size

2GB

GDDR6

Memory Type

DDR3

160bit

Memory Bus

64bit

280.0GB/s

Bandwidth

14.40GB/s

Render Config

-

48

SM Count

-

6144

Shading Units

384

192

TMUs

16

80

ROPs

8

192

Tensor Cores

-

48

RT Cores

-

128 KB (per SM)

L1 Cache

64 KB (per SMM)

48 MB

L2 Cache

1024 KB

-

Theoretical Performance

124.8 GPixel/s

Pixel Rate

8.992 GPixel/s

299.5 GTexel/s

Texture Rate

17.98 GTexel/s

19.17 TFLOPS

FP16 (half)

-

19.17 TFLOPS

FP32 (float)

863.2 GFLOPS

299.5 GFLOPS

FP64 (double)

26.98 GFLOPS

Board Design

70W

TDP

30W

250 W

Suggested PSU

-

4x mini-DisplayPort 1.4a

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

AD104

GPU Name

GM108

-

GPU Variant

N15M-Q3

Ada Lovelace

Architecture

Maxwell

TSMC

Foundry

TSMC

5 nm

Process Size

28 nm

35.8 billion

Transistors

Unknown

294 mm²

Die Size

Unknown

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.3

Vulkan

1.3

8.9

CUDA

5.0

6.7

Shader Model

5.1

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