NVIDIA Tesla K8 vs NVIDIA GRID K120Q

VS

NVIDIA Tesla K8

NVIDIA GRID K120Q

We compared two Professional market GPUs: 8GB VRAM Tesla K8 and 512MB VRAM GRID K120Q to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA Tesla K8 's Advantages

Boost Clock811MHz

More VRAM (8GB vs 512GB)

Larger VRAM bandwidth (160.0GB/s vs 28.51GB/s)

1344 additional rendering cores

Lower TDP (100W vs 130W)

Score

Benchmark

FP32 (float)

Tesla K8 +664%

2.491 TFLOPS

GRID K120Q

0.326 TFLOPS

Tesla K8

VS

GRID K120Q

Graphics Card

Sep 2014

Release Date

Jul 2014

Tesla

Generation

GRID

Professional

Type

Professional

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

693 MHz

Base Clock

-

811 MHz

Boost Clock

-

1250 MHz

Memory Clock

891 MHz

Memory

8GB

Memory Size

512MB

GDDR5

Memory Type

DDR3

256bit

Memory Bus

128bit

160.0GB/s

Bandwidth

28.51GB/s

Render Config

-

1536

Shading Units

192

128

TMUs

16

32

ROPs

16

-

16 KB (per SMX)

L1 Cache

16 KB (per SMX)

512 KB

L2 Cache

256 KB

-

Theoretical Performance

25.95 GPixel/s

Pixel Rate

3.400 GPixel/s

103.8 GTexel/s

Texture Rate

13.60 GTexel/s

-

2.491 TFLOPS

FP32 (float)

326.4 GFLOPS

103.8 GFLOPS

FP64 (double)

13.60 GFLOPS

Board Design

100W

TDP

130W

300 W

Suggested PSU

300 W

No outputs

Outputs

No outputs

1x 6-pin

Power Connectors

-

Graphics Processor

GK104

GPU Name

GK107

-

Kepler

Architecture

Kepler

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

3.54 billion

Transistors

1.27 billion

294 mm²

Die Size

118 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.1

Vulkan

1.1

3.0

CUDA

3.0

5.1

Shader Model

5.1

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