NVIDIA GeForce GT 545 OEM vs NVIDIA GeForce 8800 Ultra

VS

NVIDIA GeForce GT 545 OEM

NVIDIA GeForce 8800 Ultra

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GT 545 OEM and 768MB VRAM GeForce 8800 Ultra 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 4 years late

More VRAM (1024GB vs 768GB)

16 additional rendering cores

Lower TDP (105W vs 171W)

NVIDIA GeForce 8800 Ultra 's Advantages

Larger VRAM bandwidth (103.7GB/s vs 64.00GB/s)

Score

Benchmark

FP32 (float)

GeForce GT 545 OEM +29%

0.501 TFLOPS

GeForce 8800 Ultra

0.387 TFLOPS

GeForce GT 545 OEM

VS

GeForce 8800 Ultra

Graphics Card

May 2011

Release Date

May 2007

GeForce 500

Generation

GeForce 8

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

1000 MHz

Memory Clock

1080 MHz

Memory

1024MB

Memory Size

768MB

GDDR5

Memory Type

GDDR3

128bit

Memory Bus

384bit

64.00GB/s

Bandwidth

103.7GB/s

Render Config

-

3

SM Count

16

144

Shading Units

128

24

TMUs

32

16

ROPs

24

-

64 KB (per SM)

L1 Cache

-

256 KB

L2 Cache

96 KB

-

Theoretical Performance

5.226 GPixel/s

Pixel Rate

14.69 GPixel/s

20.90 GTexel/s

Texture Rate

39.17 GTexel/s

-

501.4 GFLOPS

FP32 (float)

387.1 GFLOPS

41.78 GFLOPS

FP64 (double)

-

Board Design

105W

TDP

171W

300 W

Suggested PSU

450 W

2x DVI 1x mini-HDMI 1.3a

Outputs

2x DVI 1x S-Video

1x 6-pin

Power Connectors

2x 6-pin

Graphics Processor

GF116

GPU Name

G80

GF116-110-KA-A1

GPU Variant

G80-450-A3

Fermi 2.0

Architecture

Tesla

TSMC

Foundry

TSMC

40 nm

Process Size

90 nm

1.17 billion

Transistors

0.681 billion

238 mm²

Die Size

484 mm²

Graphics Features

12 (11_0)

DirectX

11.1 (10_0)

4.6

OpenGL

3.3

1.1

OpenCL

1.1 (1.0)

N/A

Vulkan

N/A

2.1

CUDA

1.0

5.1

Shader Model

4.0

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