AMD Radeon Instinct MI6 vs NVIDIA Quadro K620

VS

AMD Radeon Instinct MI6

NVIDIA Quadro K620

We compared two Professional market GPUs: 8GB VRAM Radeon Instinct MI6 and 2GB VRAM Quadro K620 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Instinct MI6 's Advantages

Released 2 years and 5 months late

Boost Clock has increased by 10% (1233MHz vs 1124MHz)

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (224.0GB/s vs 28.80GB/s)

1920 additional rendering cores

NVIDIA Quadro K620 's Advantages

Lower TDP (45W vs 150W)

Score

Benchmark

FP32 (float)

Radeon Instinct MI6 +558%

5.682 TFLOPS

Quadro K620

0.863 TFLOPS

Radeon Instinct MI6

VS

Quadro K620

Graphics Card

Dec 2016

Release Date

Jul 2014

Radeon Instinct

Generation

Quadro

Professional

Type

Professional

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1120 MHz

Base Clock

1058 MHz

1233 MHz

Boost Clock

1124 MHz

1750 MHz

Memory Clock

900 MHz

Memory

8GB

Memory Size

2GB

GDDR5

Memory Type

DDR3

256bit

Memory Bus

128bit

224.0GB/s

Bandwidth

28.80GB/s

Render Config

36

Compute Units

-

2304

Shading Units

384

144

TMUs

24

32

ROPs

16

-

16 KB (per CU)

L1 Cache

64 KB (per SMM)

2 MB

L2 Cache

2 MB

-

Theoretical Performance

39.46 GPixel/s

Pixel Rate

17.98 GPixel/s

177.6 GTexel/s

Texture Rate

26.98 GTexel/s

5.682 TFLOPS

FP16 (half)

-

5.682 TFLOPS

FP32 (float)

863.2 GFLOPS

355.1 GFLOPS

FP64 (double)

26.98 GFLOPS

Board Design

150W

TDP

45W

450 W

Suggested PSU

200 W

No outputs

Outputs

1x DVI 1x DisplayPort 1.4a

1x 6-pin

Power Connectors

None

Graphics Processor

Ellesmere

GPU Name

GM107

Ellesmere XT

GPU Variant

GM107-850-A2

GCN 4.0

Architecture

Maxwell

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

28 nm

5.7 billion

Transistors

1.87 billion

232 mm²

Die Size

148 mm²

Graphics Features

12 (12_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.1

OpenCL

3.0

1.2

Vulkan

1.3

-

CUDA

5.0

6.4

Shader Model

5.1

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