NVIDIA Quadro K620M vs NVIDIA Quadro FX 4600 SDI

VS

NVIDIA Quadro K620M

NVIDIA Quadro FX 4600 SDI

We compared two Professional market GPUs: 2GB VRAM Quadro K620M and 768MB VRAM Quadro FX 4600 SDI to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA Quadro K620M 's Advantages

Released 8 years late

Boost Clock1124MHz

More VRAM (2GB vs 768GB)

288 additional rendering cores

Lower TDP (30W vs 154W)

NVIDIA Quadro FX 4600 SDI 's Advantages

Larger VRAM bandwidth (67.20GB/s vs 14.40GB/s)

Score

Benchmark

FP32 (float)

Quadro K620M +275%

0.863 TFLOPS

Quadro FX 4600 SDI

0.23 TFLOPS

Quadro K620M

VS

Quadro FX 4600 SDI

Graphics Card

Mar 2015

Release Date

Mar 2007

Quadro Mobile

Generation

Quadro FX

Professional

Type

Professional

MXM-A (3.0)

Bus Interface

PCIe 1.0 x16

Clock Speeds

1029 MHz

Base Clock

-

1124 MHz

Boost Clock

-

900 MHz

Memory Clock

700 MHz

Memory

2GB

Memory Size

768MB

DDR3

Memory Type

GDDR3

64bit

Memory Bus

384bit

14.40GB/s

Bandwidth

67.20GB/s

Render Config

-

SM Count

12

384

Shading Units

96

16

TMUs

24

8

ROPs

24

-

64 KB (per SMM)

L1 Cache

-

1024 KB

L2 Cache

96 KB

-

Theoretical Performance

8.992 GPixel/s

Pixel Rate

12.00 GPixel/s

17.98 GTexel/s

Texture Rate

24.00 GTexel/s

-

863.2 GFLOPS

FP32 (float)

230.4 GFLOPS

26.98 GFLOPS

FP64 (double)

-

Board Design

30W

TDP

154W

-

Suggested PSU

450 W

No outputs

Outputs

2x DVI 1x S-Video

None

Power Connectors

1x 6-pin

Graphics Processor

GM108

GPU Name

G80

N15M-Q3

GPU Variant

-

Maxwell

Architecture

Tesla

TSMC

Foundry

TSMC

28 nm

Process Size

90 nm

Unknown

Transistors

0.681 billion

Unknown

Die Size

484 mm²

Graphics Features

12 (11_0)

DirectX

11.1 (10_0)

4.6

OpenGL

3.3

3.0

OpenCL

1.1 (1.0)

1.3

Vulkan

N/A

5.0

CUDA

1.0

5.1

Shader Model

4.0

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