NVIDIA GeForce GTX 780 6 GB vs NVIDIA GeForce GTS 450 Rev. 2

VS

NVIDIA GeForce GTX 780 6 GB

NVIDIA GeForce GTS 450 Rev. 2

We compared two Desktop platform GPUs: 6GB VRAM GeForce GTX 780 6 GB and 1024MB VRAM GeForce GTS 450 Rev. 2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 780 6 GB 's Advantages

Released 2 years and 6 months late

Boost Clock902MHz

More VRAM (6GB vs 1024GB)

Larger VRAM bandwidth (288.4GB/s vs 57.73GB/s)

2112 additional rendering cores

NVIDIA GeForce GTS 450 Rev. 2 's Advantages

Lower TDP (106W vs 250W)

Score

Benchmark

FP32 (float)

GeForce GTX 780 6 GB +591%

4.156 TFLOPS

GeForce GTS 450 Rev. 2

0.601 TFLOPS

GeForce GTX 780 6 GB

VS

GeForce GTS 450 Rev. 2

Graphics Card

Sep 2013

Release Date

Mar 2011

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

902 MHz

Memory

6GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

384bit

Memory Bus

128bit

288.4GB/s

Bandwidth

57.73GB/s

Render Config

-

SM Count

4

2304

Shading Units

192

TMUs

32

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

6.264 GPixel/s

173.2 GTexel/s

Texture Rate

25.06 GTexel/s

-

4.156 TFLOPS

FP32 (float)

601.3 GFLOPS

173.2 GFLOPS

FP64 (double)

50.11 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

1x 6-pin

Graphics Processor

GK110B

GPU Name

GF116

GK110-301-B1

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_1)

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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