NVIDIA GeForce GTX 580 vs NVIDIA GeForce GT 420 OEM

VS

NVIDIA GeForce GTX 580

NVIDIA GeForce GT 420 OEM

We compared two Desktop platform GPUs: 1536MB VRAM GeForce GTX 580 and 1024MB VRAM GeForce GT 420 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 580 's Advantages

More VRAM (1536GB vs 1024GB)

Larger VRAM bandwidth (192.4GB/s vs 28.80GB/s)

464 additional rendering cores

NVIDIA GeForce GT 420 OEM 's Advantages

Lower TDP (50W vs 244W)

Score

Benchmark

FP32 (float)

GeForce GTX 580 +1079%

1.581 TFLOPS

GeForce GT 420 OEM

0.134 TFLOPS

GeForce GTX 580

VS

GeForce GT 420 OEM

Graphics Card

Nov 2010

Release Date

Sep 2010

GeForce 500

Generation

GeForce 400

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1002 MHz

Memory Clock

900 MHz

Memory

1536MB

Memory Size

1024MB

GDDR5

Memory Type

DDR3

384bit

Memory Bus

128bit

192.4GB/s

Bandwidth

28.80GB/s

Render Config

-

16

SM Count

1

512

Shading Units

48

64

TMUs

4

48

ROPs

4

-

64 KB (per SM)

L1 Cache

64 KB (per SM)

768 KB

L2 Cache

256 KB

-

Theoretical Performance

24.70 GPixel/s

Pixel Rate

1.400 GPixel/s

49.41 GTexel/s

Texture Rate

2.800 GTexel/s

-

1.581 TFLOPS

FP32 (float)

134.4 GFLOPS

197.6 GFLOPS

FP64 (double)

11.20 GFLOPS

Board Design

244W

TDP

50W

550 W

Suggested PSU

250 W

2x DVI 1x mini-HDMI 1.3a

Outputs

1x DVI 1x HDMI 1.3a 1x VGA

1x 6-pin + 1x 8-pin

Power Connectors

None

Graphics Processor

GF110

GPU Name

GF108

GF110-375-A1

GPU Variant

GF108-200-A1

Fermi 2.0

Architecture

Fermi

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

3 billion

Transistors

0.585 billion

520 mm²

Die Size

116 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

1.1

OpenCL

1.1

N/A

Vulkan

N/A

2.0

CUDA

2.1

5.1

Shader Model

5.1

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