NVIDIA GeForce GT 545 OEM vs AMD Radeon HD 6770 Green Edition

VS

NVIDIA GeForce GT 545 OEM

AMD Radeon HD 6770 Green Edition

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GT 545 OEM and 2GB VRAM Radeon HD 6770 Green Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 545 OEM 's Advantages

Larger VRAM bandwidth (64.00GB/s vs 21.34GB/s)

AMD Radeon HD 6770 Green Edition 's Advantages

Released 1 years and 11 months late

More VRAM (2GB vs 1024GB)

576 additional rendering cores

Lower TDP (86W vs 105W)

Score

Benchmark

FP32 (float)

GeForce GT 545 OEM

0.501 TFLOPS

Radeon HD 6770 Green Edition +101%

1.008 TFLOPS

GeForce GT 545 OEM

VS

Radeon HD 6770 Green Edition

Graphics Card

May 2011

Release Date

Apr 2013

GeForce 500

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1000 MHz

Memory Clock

667 MHz

Memory

1024MB

Memory Size

2GB

GDDR5

Memory Type

GDDR3

128bit

Memory Bus

128bit

64.00GB/s

Bandwidth

21.34GB/s

Render Config

-

Compute Units

9

3

SM Count

-

144

Shading Units

720

24

TMUs

36

16

ROPs

16

-

64 KB (per SM)

L1 Cache

8 KB (per CU)

256 KB

L2 Cache

256 KB

-

Theoretical Performance

5.226 GPixel/s

Pixel Rate

11.20 GPixel/s

20.90 GTexel/s

Texture Rate

25.20 GTexel/s

-

501.4 GFLOPS

FP32 (float)

1008 GFLOPS

41.78 GFLOPS

FP64 (double)

-

Board Design

105W

TDP

86W

300 W

Suggested PSU

250 W

2x DVI 1x mini-HDMI 1.3a

Outputs

2x DVI 1x HDMI 1.3a 2x mini-DisplayPort 1.1

1x 6-pin

Power Connectors

-

Graphics Processor

GF116

GPU Name

Juniper

GF116-110-KA-A1

GPU Variant

Juniper LE (215-0754009)

Fermi 2.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

1.17 billion

Transistors

1.04 billion

238 mm²

Die Size

166 mm²

Graphics Features

12 (11_0)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

1.1

OpenCL

1.2

N/A

Vulkan

N/A

2.1

CUDA

-

5.1

Shader Model

5.0

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