NVIDIA Tesla K40st vs NVIDIA Tesla C870

VS

NVIDIA Tesla K40st

NVIDIA Tesla C870

We compared two Professional market GPUs: 12GB VRAM Tesla K40st and 1536MB VRAM Tesla C870 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA Tesla K40st 's Advantages

Released 6 years and 6 months late

More VRAM (12GB vs 1536GB)

Larger VRAM bandwidth (288.4GB/s vs 76.80GB/s)

2752 additional rendering cores

NVIDIA Tesla C870 's Advantages

Lower TDP (171W vs 245W)

Score

Benchmark

FP32 (float)

Tesla K40st +857%

3.312 TFLOPS

Tesla C870

0.346 TFLOPS

Tesla K40st

VS

Tesla C870

Graphics Card

Nov 2013

Release Date

May 2007

Tesla

Generation

Tesla

Professional

Type

Professional

PCIe 3.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

1502 MHz

Memory Clock

800 MHz

Memory

12GB

Memory Size

1536MB

GDDR5

Memory Type

GDDR3

384bit

Memory Bus

384bit

288.4GB/s

Bandwidth

76.80GB/s

Render Config

-

SM Count

16

2880

Shading Units

128

240

TMUs

32

48

ROPs

24

-

16 KB (per SMX)

L1 Cache

-

1536 KB

L2 Cache

96 KB

-

Theoretical Performance

34.50 GPixel/s

Pixel Rate

14.40 GPixel/s

138.0 GTexel/s

Texture Rate

38.40 GTexel/s

-

3.312 TFLOPS

FP32 (float)

345.6 GFLOPS

1104 GFLOPS

FP64 (double)

-

Board Design

245W

TDP

171W

550 W

Suggested PSU

450 W

No outputs

Outputs

No outputs

-

Power Connectors

2x 6-pin

Graphics Processor

GK110B

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_1)

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

Related GPU Comparisons

1

NVIDIA Tesla K40st vs NVIDIA Quadro 2000D

2

NVIDIA Tesla K40st vs NVIDIA Quadro NVS 290

3

NVIDIA Tesla K40st vs NVIDIA GRID K100

4

NVIDIA Tesla K40st vs NVIDIA Quadro NVS 320M

5

NVIDIA Tesla K40st vs NVIDIA Tesla PG500 216

6

NVIDIA Tesla K40st vs NVIDIA Quadro M6000 24 GB

7

NVIDIA Tesla K40st vs NVIDIA Tesla C870

8

NVIDIA Tesla K40st vs NVIDIA Quadro FX 380 LP

9

NVIDIA Tesla K40st vs NVIDIA Quadro RTX 5000 Max Q

10

NVIDIA Tesla K40st vs NVIDIA GRID M60 8Q

Related News

1

Intel Confirms Panther Lake Adopts 18A Process, ES0 Samples Already Sent to Customers

2

Complete Lineup of Core Ultra 200HX/H/U and Core 200H/U Revealed: 31 Models to Dazzle the Eyes

3

Amechi Unveils V1 Mini PC: Only 0.33L Volume with 150W Power Consumption

4

iPhone 17 Series Set for Major Design Overhaul: Camera Module Transformed into Sleek Strip

5

The Thinnest iPhone Ever! iPhone 17 Air Reportedly Enters Foxconn's NPI Stage

6

Apple Allegedly Cancels M4 Extreme, Originally Planned for Mac Pro with 64-Core CPU and 160-Core GPU

7

Cyberpunk 2077 Update 2.2: Intel Arrow Lake Gaming Performance Soars by 33%!

8

Intel Finally Achieves Frame Generation! 'F1 24' Becomes the First XeSS 2 Game

9

World's First! Intel Arc B580 Graphics Card Arrives Early

10

Linux Creator Criticizes AMD and Intel's x86 Microarchitecture: A Complete Disaster