NVIDIA Tesla C2070 vs NVIDIA Tesla C870

VS

NVIDIA Tesla C2070 NVIDIA Tesla C870

We compared two Professional market GPUs: 6GB VRAM Tesla C2070 and 1536MB VRAM Tesla C870 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA Tesla C2070 's Advantages

Released 4 years and 2 months late

More VRAM (6GB vs 1GB)

Larger VRAM bandwidth (143.4GB/s vs 76.80GB/s)

320 additional rendering cores

NVIDIA Tesla C870 's Advantages

Lower TDP (171W vs 238W)

Score

Benchmark

FP32 (float)

Tesla C2070 +197%

1.028 TFLOPS

Tesla C870

0.346 TFLOPS

Tesla C2070

VS

Tesla C870

Graphics Card

Jul 2011

Release Date

May 2007

Tesla

Generation

Tesla

Professional

Type

Professional

PCIe 2.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

747 MHz

Memory Clock

800 MHz

Memory

6GB

Memory Size

1536MB

GDDR5

Memory Type

GDDR3

384bit

Memory Bus

384bit

143.4GB/s

Bandwidth

76.80GB/s

Render Config

14

SM Count

16

-

Compute Units

-

448

Shading Units

128

56

TMUs

32

48

ROPs

24

-

Tensor Cores

-

RT Cores

-

64 KB (per SM)

L1 Cache

-

768 KB

L2 Cache

96 KB

Theoretical Performance

16.07 GPixel/s

Pixel Rate

14.40 GPixel/s

32.14 GTexel/s

Texture Rate

38.40 GTexel/s

-

FP16 (half)

-

1028 GFLOPS

FP32 (float)

345.6 GFLOPS

513.9 GFLOPS

FP64 (double)

-

Graphics Processor

GF100

GPU Name

G80

-

GPU Variant

-

Fermi

Architecture

Tesla

TSMC

Foundry

TSMC

40 nm

Process Size

90 nm

3.1 billion

Transistors

0.681 billion

529 mm²

Die Size

484 mm²

Board Design

238W

TDP

171W

550 W

Suggested PSU

450 W

1x DVI

Outputs

No outputs

1x 8-pin

Power Connectors

2x 6-pin

Graphics Features

12 (11_0)

DirectX

11.1 (10_0)

4.6

OpenGL

3.3

1.1

OpenCL

1.1 (1.0)

N/A

Vulkan

N/A

2.0

CUDA

1.0

5.1

Shader Model

4.0

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