NVIDIA Tesla K20X vs NVIDIA Quadro FX 4600 SDI

VS

NVIDIA Tesla K20X

NVIDIA Quadro FX 4600 SDI

We compared two Professional market GPUs: 6GB VRAM Tesla K20X 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 Tesla K20X 's Advantages

Released 5 years and 8 months late

More VRAM (6GB vs 768GB)

Larger VRAM bandwidth (249.6GB/s vs 67.20GB/s)

2592 additional rendering cores

NVIDIA Quadro FX 4600 SDI 's Advantages

Lower TDP (154W vs 235W)

Score

Benchmark

FP32 (float)

Tesla K20X +1610%

3.935 TFLOPS

Quadro FX 4600 SDI

0.23 TFLOPS

Tesla K20X

VS

Quadro FX 4600 SDI

Graphics Card

Nov 2012

Release Date

Mar 2007

Tesla

Generation

Quadro FX

Professional

Type

Professional

PCIe 3.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

1300 MHz

Memory Clock

700 MHz

Memory

6GB

Memory Size

768MB

GDDR5

Memory Type

GDDR3

384bit

Memory Bus

384bit

249.6GB/s

Bandwidth

67.20GB/s

Render Config

-

SM Count

12

2688

Shading Units

96

224

TMUs

24

48

ROPs

24

-

16 KB (per SMX)

L1 Cache

-

1536 KB

L2 Cache

96 KB

-

Theoretical Performance

40.99 GPixel/s

Pixel Rate

12.00 GPixel/s

164.0 GTexel/s

Texture Rate

24.00 GTexel/s

-

3.935 TFLOPS

FP32 (float)

230.4 GFLOPS

1312 GFLOPS

FP64 (double)

-

Board Design

235W

TDP

154W

550 W

Suggested PSU

450 W

No outputs

Outputs

2x DVI 1x S-Video

1x 6-pin + 1x 8-pin

Power Connectors

1x 6-pin

Graphics Processor

GK110

GPU Name

G80

-

Kepler

Architecture

Tesla

TSMC

Foundry

TSMC

28 nm

Process Size

90 nm

7.08 billion

Transistors

0.681 billion

561 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

3.5

CUDA

1.0

5.1

Shader Model

4.0

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