NVIDIA Tesla S1075 vs NVIDIA Tesla K40s

VS

NVIDIA Tesla S1075

NVIDIA Tesla K40s

We compared two Professional market GPUs: 4GB VRAM Tesla S1075 and 12GB VRAM Tesla K40s to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA Tesla K40s 's Advantages

Released 5 years and 5 months late

Boost Clock876MHz

More VRAM (12GB vs 4GB)

Larger VRAM bandwidth (288.4GB/s vs 102.4GB/s)

2640 additional rendering cores

Lower TDP (245W vs 800W)

Score

Benchmark

FP32 (float)

Tesla S1075

0.622 TFLOPS

Tesla K40s +711%

5.046 TFLOPS

Tesla S1075

VS

Tesla K40s

Graphics Card

Jun 2008

Release Date

Nov 2013

Tesla

Generation

Tesla

Professional

Type

Professional

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

745 MHz

-

Boost Clock

876 MHz

800 MHz

Memory Clock

1502 MHz

Memory

4GB

Memory Size

12GB

GDDR3

Memory Type

GDDR5

512bit

Memory Bus

384bit

102.4GB/s

Bandwidth

288.4GB/s

Render Config

-

30

SM Count

-

240

Shading Units

2880

80

TMUs

240

32

ROPs

48

-

L1 Cache

16 KB (per SMX)

256 KB

L2 Cache

1536 KB

-

Theoretical Performance

19.52 GPixel/s

Pixel Rate

52.56 GPixel/s

48.80 GTexel/s

Texture Rate

210.2 GTexel/s

-

622.1 GFLOPS

FP32 (float)

5.046 TFLOPS

77.76 GFLOPS

FP64 (double)

1.682 TFLOPS

Board Design

800W

TDP

245W

1200 W

Suggested PSU

550 W

No outputs

Outputs

No outputs

-

Graphics Processor

GT200B

GPU Name

GK110B

-

Tesla 2.0

Architecture

Kepler

TSMC

Foundry

TSMC

55 nm

Process Size

28 nm

1.4 billion

Transistors

7.08 billion

470 mm²

Die Size

561 mm²

Graphics Features

11.1 (10_0)

DirectX

12 (11_1)

3.3

OpenGL

4.6

1.1

OpenCL

3.0

N/A

Vulkan

1.1

1.3

CUDA

3.5

4.0

Shader Model

5.1

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