NVIDIA GeForce GTX 780 Ti Engineering Sample vs NVIDIA GeForce GTS 450

VS

NVIDIA GeForce GTX 780 Ti Engineering Sample

NVIDIA GeForce GTS 450

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

Main Differences

NVIDIA GeForce GTX 780 Ti Engineering Sample 's Advantages

Boost Clock928MHz

More VRAM (3GB vs 1024GB)

Larger VRAM bandwidth (336.6GB/s vs 57.73GB/s)

2688 additional rendering cores

NVIDIA GeForce GTS 450 's Advantages

Lower TDP (106W vs 250W)

Score

Benchmark

FP32 (float)

GeForce GTX 780 Ti Engineering Sample +789%

5.345 TFLOPS

GeForce GTS 450

0.601 TFLOPS

GeForce GTX 780 Ti Engineering Sample

VS

GeForce GTS 450

Graphics Card

Unknown

Release Date

Sep 2010

GeForce 700

Generation

GeForce 400

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

875 MHz

Base Clock

-

928 MHz

Boost Clock

-

1753 MHz

Memory Clock

902 MHz

Memory

3GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

384bit

Memory Bus

128bit

336.6GB/s

Bandwidth

57.73GB/s

Render Config

-

SM Count

4

2880

Shading Units

192

240

TMUs

32

48

ROPs

16

-

16 KB (per SMX)

L1 Cache

64 KB (per SM)

1536 KB

L2 Cache

256 KB

-

Theoretical Performance

55.68 GPixel/s

Pixel Rate

6.264 GPixel/s

222.7 GTexel/s

Texture Rate

25.06 GTexel/s

-

5.345 TFLOPS

FP32 (float)

601.3 GFLOPS

222.7 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

GK180

GPU Name

GF106

GK180-425-A1

GPU Variant

GF106-250-KA-A1

Kepler

Architecture

Fermi

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

1.2.175

Vulkan

N/A

3.5

CUDA

2.1

5.1

Shader Model

5.1

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