GeForce GTX 780 vs GeForce GTS 450 Rev. 3

VS

NVIDIA GeForce GTX 780

NVIDIA GeForce GTS 450 Rev. 3

We compared two Desktop platform GPUs: 3GB VRAM GeForce GTX 780 and 1024MB VRAM GeForce GTS 450 Rev. 3 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

GeForce GTX 780 's Advantages

Released 10 months late

Boost Clock902MHz

More VRAM (3GB vs 1024GB)

Larger VRAM bandwidth (288.4GB/s vs 22.40GB/s)

2160 additional rendering cores

GeForce GTS 450 Rev. 3 's Advantages

Lower TDP (106W vs 250W)

Score

Benchmark

FP32 (float)

GeForce GTX 780 +821%

4156

GeForce GTS 450 Rev. 3

451

GeForce GTX 780

VS

GeForce GTS 450 Rev. 3

Graphics Card

May 2013

Release Date

Jul 2012

GeForce 700

Generation

GeForce 400

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

863 MHz

Base Clock

-

902 MHz

Boost Clock

-

1502 MHz

Memory Clock

700 MHz

Memory

3GB

Memory Size

1024MB

GDDR5

Memory Type

DDR3

384bit

Memory Bus

128bit

288.4GB/s

Bandwidth

22.40GB/s

Render Config

-

SM Count

3

2304

Shading Units

144

192

TMUs

24

48

ROPs

16

16 KB (per SMX)

L1 Cache

64 KB (per SM)

1536 KB

L2 Cache

256 KB

Theoretical Performance

43.30 GPixel/s

Pixel Rate

4.698 GPixel/s

173.2 GTexel/s

Texture Rate

18.79 GTexel/s

4.156 TFLOPS

FP32 (float)

451.0 GFLOPS

173.2 GFLOPS

FP64 (double)

37.58 GFLOPS

Board Design

250W

TDP

106W

600 W

Suggested PSU

300 W

2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2

Outputs

2x DVI 1x mini-HDMI 1.3a

1x 6-pin + 1x 8-pin

Power Connectors

-

Graphics Processor

GK110

GPU Name

GF116

GK110-300-A1

GPU Variant

GF116-200-KA-A1

Kepler

Architecture

Fermi 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

7.08 billion

Transistors

1.17 billion

561 mm²

Die Size

238 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

1.1

Vulkan

N/A

3.5

CUDA

2.1

5.1

Shader Model

5.1

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