NVIDIA GeForce GTX 950 Low Power vs NVIDIA GeForce GTX 580

VS

NVIDIA GeForce GTX 950 Low Power

NVIDIA GeForce GTX 580

We compared two Desktop platform GPUs: 2GB VRAM GeForce GTX 950 Low Power and 1536MB VRAM GeForce GTX 580 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 950 Low Power 's Advantages

Released 5 years and 4 months late

Boost Clock1190MHz

More VRAM (2GB vs 1536GB)

256 additional rendering cores

Lower TDP (75W vs 244W)

NVIDIA GeForce GTX 580 's Advantages

Larger VRAM bandwidth (192.4GB/s vs 105.8GB/s)

Score

Benchmark

FP32 (float)

GeForce GTX 950 Low Power +15%

1.828 TFLOPS

GeForce GTX 580

1.581 TFLOPS

GeForce GTX 950 Low Power

VS

GeForce GTX 580

Graphics Card

Mar 2016

Release Date

Nov 2010

GeForce 900

Generation

GeForce 500

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1026 MHz

Base Clock

-

1190 MHz

Boost Clock

-

1653 MHz

Memory Clock

1002 MHz

Memory

2GB

Memory Size

1536MB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

384bit

105.8GB/s

Bandwidth

192.4GB/s

Render Config

-

SM Count

16

768

Shading Units

512

48

TMUs

64

32

ROPs

48

-

48 KB (per SMM)

L1 Cache

64 KB (per SM)

1024 KB

L2 Cache

768 KB

-

Theoretical Performance

38.08 GPixel/s

Pixel Rate

24.70 GPixel/s

57.12 GTexel/s

Texture Rate

49.41 GTexel/s

-

1.828 TFLOPS

FP32 (float)

1.581 TFLOPS

57.12 GFLOPS

FP64 (double)

197.6 GFLOPS

Board Design

75W

TDP

244W

250 W

Suggested PSU

550 W

1x DVI 1x HDMI 2.0 3x DisplayPort 1.4a

Outputs

2x DVI 1x mini-HDMI 1.3a

None

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

GM206

GPU Name

GF110

GM206-251-A1

GPU Variant

GF110-375-A1

Maxwell 2.0

Architecture

Fermi 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

2.94 billion

Transistors

3 billion

228 mm²

Die Size

520 mm²

Graphics Features

12 (12_1)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

1.1

1.3

Vulkan

N/A

5.2

CUDA

2.0

6.4

Shader Model

5.1

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