NVIDIA GRID K520Q vs NVIDIA Tesla D870

VS

NVIDIA GRID K520Q

NVIDIA Tesla D870

We compared two Professional market GPUs: 4GB VRAM GRID K520Q and 1536MB VRAM Tesla D870 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GRID K520Q 's Advantages

Released 7 years and 2 months late

More VRAM (4GB vs 1536GB)

Larger VRAM bandwidth (160.0GB/s vs 76.80GB/s)

1408 additional rendering cores

Lower TDP (225W vs 520W)

Score

Benchmark

FP32 (float)

GRID K520Q +561%

2.289 TFLOPS

Tesla D870

0.346 TFLOPS

GRID K520Q

VS

Tesla D870

Graphics Card

Jul 2014

Release Date

May 2007

GRID

Generation

Tesla

Professional

Type

Professional

PCIe 3.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

1250 MHz

Memory Clock

800 MHz

Memory

4GB

Memory Size

1536MB

GDDR5

Memory Type

GDDR3

256bit

Memory Bus

384bit

160.0GB/s

Bandwidth

76.80GB/s

Render Config

-

SM Count

16

1536

Shading Units

128

TMUs

32

ROPs

24

-

16 KB (per SMX)

L1 Cache

-

512 KB

L2 Cache

96 KB

-

Theoretical Performance

23.84 GPixel/s

Pixel Rate

14.40 GPixel/s

95.36 GTexel/s

Texture Rate

38.40 GTexel/s

-

2.289 TFLOPS

FP32 (float)

345.6 GFLOPS

95.36 GFLOPS

FP64 (double)

-

Board Design

225W

TDP

520W

550 W

Suggested PSU

900 W

No outputs

Outputs

No outputs

-

Graphics Processor

GK104

GPU Name

G80

-

Kepler

Architecture

Tesla

TSMC

Foundry

TSMC

28 nm

Process Size

90 nm

3.54 billion

Transistors

0.681 billion

294 mm²

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)

1.1

Vulkan

N/A

3.0

CUDA

1.0

5.1

Shader Model

4.0

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