NVIDIA GeForce GT 545 OEM vs NVIDIA GeForce GT 420 OEM

VS

NVIDIA GeForce GT 545 OEM

NVIDIA GeForce GT 420 OEM

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GT 545 OEM 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 GT 545 OEM 's Advantages

Released 8 months late

Larger VRAM bandwidth (64.00GB/s vs 28.80GB/s)

96 additional rendering cores

NVIDIA GeForce GT 420 OEM 's Advantages

Lower TDP (50W vs 105W)

Score

Benchmark

FP32 (float)

GeForce GT 545 OEM +273%

0.501 TFLOPS

GeForce GT 420 OEM

0.134 TFLOPS

GeForce GT 545 OEM

VS

GeForce GT 420 OEM

Graphics Card

May 2011

Release Date

Sep 2010

GeForce 500

Generation

GeForce 400

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1000 MHz

Memory Clock

900 MHz

Memory

1024MB

Memory Size

1024MB

GDDR5

Memory Type

DDR3

128bit

Memory Bus

128bit

64.00GB/s

Bandwidth

28.80GB/s

Render Config

-

3

SM Count

1

144

Shading Units

48

24

TMUs

4

16

ROPs

4

-

64 KB (per SM)

L1 Cache

64 KB (per SM)

256 KB

L2 Cache

256 KB

-

Theoretical Performance

5.226 GPixel/s

Pixel Rate

1.400 GPixel/s

20.90 GTexel/s

Texture Rate

2.800 GTexel/s

-

501.4 GFLOPS

FP32 (float)

134.4 GFLOPS

41.78 GFLOPS

FP64 (double)

11.20 GFLOPS

Board Design

105W

TDP

50W

300 W

Suggested PSU

250 W

2x DVI 1x mini-HDMI 1.3a

Outputs

1x DVI 1x HDMI 1.3a 1x VGA

1x 6-pin

Power Connectors

None

Graphics Processor

GF116

GPU Name

GF108

GF116-110-KA-A1

GPU Variant

GF108-200-A1

Fermi 2.0

Architecture

Fermi

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

1.17 billion

Transistors

0.585 billion

238 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

2.1

CUDA

2.1

5.1

Shader Model

5.1

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