NVIDIA GeForce GT 545 OEM vs AMD Radeon HD 6870 X2

VS

NVIDIA GeForce GT 545 OEM

AMD Radeon HD 6870 X2

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GT 545 OEM and 1024MB VRAM Radeon HD 6870 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 545 OEM 's Advantages

Lower TDP (105W vs 300W)

AMD Radeon HD 6870 X2 's Advantages

Larger VRAM bandwidth (134.4GB/s vs 64.00GB/s)

976 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GT 545 OEM

0.501 TFLOPS

Radeon HD 6870 X2 +302%

2.016 TFLOPS

GeForce GT 545 OEM

VS

Radeon HD 6870 X2

Graphics Card

May 2011

Release Date

Jul 2011

GeForce 500

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1000 MHz

Memory Clock

1050 MHz

Memory

1024MB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

256bit

64.00GB/s

Bandwidth

134.4GB/s

Render Config

-

Compute Units

14

3

SM Count

-

144

Shading Units

1120

24

TMUs

56

16

ROPs

32

-

64 KB (per SM)

L1 Cache

8 KB (per CU)

256 KB

L2 Cache

512 KB

-

Theoretical Performance

5.226 GPixel/s

Pixel Rate

28.80 GPixel/s

20.90 GTexel/s

Texture Rate

50.40 GTexel/s

-

501.4 GFLOPS

FP32 (float)

2.016 TFLOPS

41.78 GFLOPS

FP64 (double)

-

Board Design

105W

TDP

300W

300 W

Suggested PSU

700 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

Barts

GF116-110-KA-A1

GPU Variant

Barts XT (215-0798000)

Fermi 2.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

1.17 billion

Transistors

1.7 billion

238 mm²

Die Size

255 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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