GeForce GTS 450 vs GeForce GT 545

VS

NVIDIA GeForce GTS 450

NVIDIA GeForce GT 545

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GTS 450 and 1536MB VRAM GeForce GT 545 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

GeForce GTS 450 Advantages

Larger VRAM bandwidth (57.73GB/s vs 38.40GB/s)

48 additional rendering cores

GeForce GT 545 Advantages

Released 8 months late

More VRAM (1536GB vs 1024GB)

Lower TDP (70W vs 106W)

Score

Benchmark

FP32 (float)

GeForce GTS 450 +44%

601

GeForce GT 545

415

GeForce GTS 450

VS

GeForce GT 545

Graphics Card

Sep 2010

Release Date

May 2011

GeForce 400

Generation

GeForce 500

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

902 MHz

Memory Clock

800 MHz

Memory

1024MB

Memory Size

1536MB

GDDR5

Memory Type

DDR3

128bit

Memory Bus

192bit

57.73GB/s

Bandwidth

38.40GB/s

Render Config

4

SM Count

3

192

Shading Units

144

32

TMUs

24

16

ROPs

16

64 KB (per SM)

L1 Cache

64 KB (per SM)

256 KB

L2 Cache

384 KB

Theoretical Performance

6.264 GPixel/s

Pixel Rate

4.320 GPixel/s

25.06 GTexel/s

Texture Rate

17.28 GTexel/s

601.3 GFLOPS

FP32 (float)

414.7 GFLOPS

50.11 GFLOPS

FP64 (double)

34.56 GFLOPS

Board Design

106W

TDP

70W

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

GF106

GPU Name

GF116

GF106-250-KA-A1

GPU Variant

-

Fermi

Architecture

Fermi 2.0

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

1.17 billion

Transistors

1.17 billion

238 mm²

Die Size

238 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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