NVIDIA GeForce GTX 580 vs NVIDIA GeForce GTX 660 Rev. 2

VS

NVIDIA GeForce GTX 580 NVIDIA GeForce GTX 660 Rev. 2

We compared two Desktop platform GPUs: 1536MB VRAM GeForce GTX 580 and 2GB VRAM GeForce GTX 660 Rev. 2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 580 's Advantages

Larger VRAM bandwidth (192.4GB/s vs 144.2GB/s)

NVIDIA GeForce GTX 660 Rev. 2 's Advantages

Released 3 years and 10 months late

Boost Clock1032MHz

More VRAM (2GB vs 1GB)

448 additional rendering cores

Lower TDP (140W vs 244W)

Score

Benchmark

FP32 (float)

GeForce GTX 580

1.581 TFLOPS

GeForce GTX 660 Rev. 2 +25%

1.981 TFLOPS

GeForce GTX 580

VS

GeForce GTX 660 Rev. 2

Graphics Card

Nov 2010

Release Date

Sep 2014

GeForce 500

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

980 MHz

-

Boost Clock

1032 MHz

1002 MHz

Memory Clock

1502 MHz

Memory

1536MB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

384bit

Memory Bus

192bit

192.4GB/s

Bandwidth

144.2GB/s

Render Config

16

SM Count

-

Compute Units

-

512

Shading Units

960

64

TMUs

80

48

ROPs

24

-

Tensor Cores

-

RT Cores

-

64 KB (per SM)

L1 Cache

16 KB (per SMX)

768 KB

L2 Cache

384 KB

Theoretical Performance

24.70 GPixel/s

Pixel Rate

20.64 GPixel/s

49.41 GTexel/s

Texture Rate

82.56 GTexel/s

-

FP16 (half)

-

1.581 TFLOPS

FP32 (float)

1.981 TFLOPS

197.6 GFLOPS

FP64 (double)

82.56 GFLOPS

Graphics Processor

GF110

GPU Name

GK104

GF110-375-A1

GPU Variant

-

Fermi 2.0

Architecture

Kepler

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

3 billion

Transistors

3.54 billion

520 mm²

Die Size

294 mm²

Board Design

244W

TDP

140W

550 W

Suggested PSU

300 W

2x DVI 1x mini-HDMI 1.3a

Outputs

2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2

1x 6-pin + 1x 8-pin

Power Connectors

1x 6-pin

Graphics Features

12 (11_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

1.1

OpenCL

3.0

N/A

Vulkan

1.1

2.0

CUDA

3.0

5.1

Shader Model

5.1

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