NVIDIA GeForce GTX 1080 Ti vs NVIDIA GeForce GTX 650 Ti

VS

NVIDIA GeForce GTX 1080 Ti

NVIDIA GeForce GTX 650 Ti

We compared two Desktop platform GPUs: 11GB VRAM GeForce GTX 1080 Ti and 1024MB VRAM GeForce GTX 650 Ti to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 1080 Ti 's Advantages

Released 4 years and 5 months late

Boost Clock1582MHz

More VRAM (11GB vs 1024GB)

Larger VRAM bandwidth (484.4GB/s vs 86.40GB/s)

2816 additional rendering cores

NVIDIA GeForce GTX 650 Ti 's Advantages

Lower TDP (110W vs 250W)

Score

Benchmark

FP32 (float)

GeForce GTX 1080 Ti +695%

11.34 TFLOPS

GeForce GTX 650 Ti

1.425 TFLOPS

GeForce GTX 1080 Ti

VS

GeForce GTX 650 Ti

Graphics Card

Mar 2017

Release Date

Oct 2012

GeForce 10

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1481 MHz

Base Clock

-

1582 MHz

Boost Clock

-

1376 MHz

Memory Clock

1350 MHz

Memory

11GB

Memory Size

1024MB

GDDR5X

Memory Type

GDDR5

352bit

Memory Bus

128bit

484.4GB/s

Bandwidth

86.40GB/s

Render Config

-

28

SM Count

-

3584

Shading Units

768

224

TMUs

64

88

ROPs

16

-

48 KB (per SM)

L1 Cache

16 KB (per SMX)

0 MB

L2 Cache

256 KB

-

Theoretical Performance

139.2 GPixel/s

Pixel Rate

14.85 GPixel/s

354.4 GTexel/s

Texture Rate

59.39 GTexel/s

177.2 GFLOPS

FP16 (half)

-

11.34 TFLOPS

FP32 (float)

1425 GFLOPS

354.4 GFLOPS

FP64 (double)

59.39 GFLOPS

Board Design

250W

TDP

110W

600 W

Suggested PSU

300 W

1x HDMI 2.0 3x DisplayPort 1.4a

Outputs

2x DVI 1x mini-HDMI 1.4a

1x 6-pin + 1x 8-pin

Power Connectors

1x 6-pin

Graphics Processor

GP102

GPU Name

GK106

GP102-350-K1-A1

GPU Variant

GK106-220-A1

Pascal

Architecture

Kepler

TSMC

Foundry

TSMC

16 nm

Process Size

28 nm

11.8 billion

Transistors

2.54 billion

471 mm²

Die Size

221 mm²

Graphics Features

12 (12_1)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.3

Vulkan

1.1

6.1

CUDA

3.0

6.4

Shader Model

5.1

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