NVIDIA Quadro K620 vs NVIDIA Quadro K1200

VS

NVIDIA Quadro K620

NVIDIA Quadro K1200

We compared two Professional market GPUs: 2GB VRAM Quadro K620 and 4GB VRAM Quadro K1200 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA Quadro K1200 's Advantages

Released 6 months late

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (80.00GB/s vs 28.80GB/s)

128 additional rendering cores

Score

Benchmark

FP32 (float)

Quadro K620

0.863 TFLOPS

Quadro K1200 +33%

1.151 TFLOPS

Quadro K620

VS

Quadro K1200

Graphics Card

Jul 2014

Release Date

Jan 2015

Quadro

Generation

Quadro

Professional

Type

Professional

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1058 MHz

Base Clock

1058 MHz

1124 MHz

Boost Clock

1124 MHz

900 MHz

Memory Clock

1250 MHz

Memory

2GB

Memory Size

4GB

DDR3

Memory Type

GDDR5

128bit

Memory Bus

128bit

28.80GB/s

Bandwidth

80.00GB/s

Render Config

-

384

Shading Units

512

24

TMUs

32

16

ROPs

16

-

64 KB (per SMM)

L1 Cache

64 KB (per SMM)

2 MB

L2 Cache

2 MB

-

Theoretical Performance

17.98 GPixel/s

Pixel Rate

17.98 GPixel/s

26.98 GTexel/s

Texture Rate

35.97 GTexel/s

-

863.2 GFLOPS

FP32 (float)

1151 GFLOPS

26.98 GFLOPS

FP64 (double)

35.97 GFLOPS

Board Design

45W

TDP

45W

200 W

Suggested PSU

200 W

1x DVI 1x DisplayPort 1.4a

Outputs

4x mini-DisplayPort 1.4a

None

Power Connectors

None

Graphics Processor

GM107

GPU Name

GM107

GM107-850-A2

GPU Variant

GM107-860-A2

Maxwell

Architecture

Maxwell

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

1.87 billion

Transistors

1.87 billion

148 mm²

Die Size

148 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.3

Vulkan

1.3

5.0

CUDA

5.0

5.1

Shader Model

5.1

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