NVIDIA GeForce GTX 1080 vs NVIDIA GeForce GTX 770

VS

NVIDIA GeForce GTX 1080

NVIDIA GeForce GTX 770

We compared two Desktop platform GPUs: 8GB VRAM GeForce GTX 1080 and 2GB VRAM GeForce GTX 770 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 1080 's Advantages

Released 3 years late

Boost Clock has increased by 60% (1733MHz vs 1085MHz)

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (320.3GB/s vs 224.4GB/s)

1024 additional rendering cores

Lower TDP (180W vs 230W)

Score

Benchmark

FP32 (float)

GeForce GTX 1080 +166%

8.873 TFLOPS

GeForce GTX 770

3.333 TFLOPS

3DMark Time Spy

GeForce GTX 1080 +252%

7536

GeForce GTX 770

2135

GeForce GTX 1080

VS

GeForce GTX 770

Graphics Card

May 2016

Release Date

May 2013

GeForce 10

Generation

GeForce 700

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1607 MHz

Base Clock

1046 MHz

1733 MHz

Boost Clock

1085 MHz

1251 MHz

Memory Clock

1753 MHz

Memory

8GB

Memory Size

2GB

GDDR5X

Memory Type

GDDR5

256bit

Memory Bus

256bit

320.3GB/s

Bandwidth

224.4GB/s

Render Config

-

20

SM Count

-

2560

Shading Units

1536

160

TMUs

128

64

ROPs

32

-

48 KB (per SM)

L1 Cache

16 KB (per SMX)

2 MB

L2 Cache

512 KB

-

Theoretical Performance

110.9 GPixel/s

Pixel Rate

34.72 GPixel/s

277.3 GTexel/s

Texture Rate

138.9 GTexel/s

138.6 GFLOPS

FP16 (half)

-

8.873 TFLOPS

FP32 (float)

3.333 TFLOPS

277.3 GFLOPS

FP64 (double)

138.9 GFLOPS

Board Design

180W

TDP

230W

450 W

Suggested PSU

550 W

1x DVI 1x HDMI 2.0 3x DisplayPort 1.4a

Outputs

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

1x 8-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

GP104

GPU Name

GK104

GP104-400-A1

GPU Variant

GK104-425-A2

Pascal

Architecture

Kepler

TSMC

Foundry

TSMC

16 nm

Process Size

28 nm

7.2 billion

Transistors

3.54 billion

314 mm²

Die Size

294 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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