NVIDIA GeForce GTX 780 Ti vs NVIDIA GeForce GTX TITAN Z

VS

NVIDIA GeForce GTX 780 Ti

NVIDIA GeForce GTX TITAN Z

We compared two Desktop platform GPUs: 3GB VRAM GeForce GTX 780 Ti and 6GB VRAM GeForce GTX TITAN Z to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 780 Ti 's Advantages

Boost Clock has increased by 6% (928MHz vs 876MHz)

Larger VRAM bandwidth (336.6GB/s vs 336.0GB/s)

Lower TDP (250W vs 375W)

NVIDIA GeForce GTX TITAN Z 's Advantages

Released 6 months late

More VRAM (6GB vs 3GB)

Score

Benchmark

FP32 (float)

GeForce GTX 780 Ti +5%

5.345 TFLOPS

GeForce GTX TITAN Z

5.046 TFLOPS

GeForce GTX 780 Ti

VS

GeForce GTX TITAN Z

Graphics Card

Nov 2013

Release Date

May 2014

GeForce 700

Generation

GeForce 700

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

875 MHz

Base Clock

705 MHz

928 MHz

Boost Clock

876 MHz

1753 MHz

Memory Clock

1750 MHz

Memory

3GB

Memory Size

6GB

GDDR5

Memory Type

GDDR5

384bit

Memory Bus

384bit

336.6GB/s

Bandwidth

336.0GB/s

Render Config

-

2880

Shading Units

2880

240

TMUs

240

48

ROPs

48

-

16 KB (per SMX)

L1 Cache

16 KB (per SMX)

1536 KB

L2 Cache

1536 KB

-

Theoretical Performance

55.68 GPixel/s

Pixel Rate

52.56 GPixel/s

222.7 GTexel/s

Texture Rate

210.2 GTexel/s

-

5.345 TFLOPS

FP32 (float)

5.046 TFLOPS

222.7 GFLOPS

FP64 (double)

1.682 TFLOPS

Board Design

250W

TDP

375W

600 W

Suggested PSU

750 W

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

Outputs

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

1x 6-pin + 1x 8-pin

Power Connectors

2x 8-pin

Graphics Processor

GK110B

GPU Name

GK110B

GK110-425-B1

GPU Variant

GK110-350-B1

Kepler

Architecture

Kepler

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

7.08 billion

Transistors

7.08 billion

561 mm²

Die Size

561 mm²

Graphics Features

12 (11_1)

DirectX

12 (11_1)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.1

Vulkan

1.1

3.5

CUDA

3.5

5.1

Shader Model

5.1

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