NVIDIA Tesla K8 vs NVIDIA Tesla C2070

VS

NVIDIA Tesla K8

NVIDIA Tesla C2070

We compared two Professional market GPUs: 8GB VRAM Tesla K8 and 6GB VRAM Tesla C2070 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA Tesla K8 's Advantages

Released 3 years and 2 months late

Boost Clock811MHz

More VRAM (8GB vs 6GB)

Larger VRAM bandwidth (160.0GB/s vs 143.4GB/s)

1088 additional rendering cores

Lower TDP (100W vs 238W)

Score

Benchmark

FP32 (float)

Tesla K8 +142%

2.491 TFLOPS

Tesla C2070

1.028 TFLOPS

Tesla K8

VS

Tesla C2070

Graphics Card

Sep 2014

Release Date

Jul 2011

Tesla

Generation

Tesla

Professional

Type

Professional

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

693 MHz

Base Clock

-

811 MHz

Boost Clock

-

1250 MHz

Memory Clock

747 MHz

Memory

8GB

Memory Size

6GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

384bit

160.0GB/s

Bandwidth

143.4GB/s

Render Config

-

SM Count

14

1536

Shading Units

448

128

TMUs

56

32

ROPs

48

-

16 KB (per SMX)

L1 Cache

64 KB (per SM)

512 KB

L2 Cache

768 KB

-

Theoretical Performance

25.95 GPixel/s

Pixel Rate

16.07 GPixel/s

103.8 GTexel/s

Texture Rate

32.14 GTexel/s

-

2.491 TFLOPS

FP32 (float)

1028 GFLOPS

103.8 GFLOPS

FP64 (double)

513.9 GFLOPS

Board Design

100W

TDP

238W

300 W

Suggested PSU

550 W

No outputs

Outputs

1x DVI

1x 6-pin

Power Connectors

1x 8-pin

Graphics Processor

GK104

GPU Name

GF100

-

Kepler

Architecture

Fermi

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

3.54 billion

Transistors

3.1 billion

294 mm²

Die Size

529 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

1.1

Vulkan

N/A

3.0

CUDA

2.0

5.1

Shader Model

5.1

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