NVIDIA GeForce GTX 1080 vs NVIDIA GeForce GTX 490

VS

NVIDIA GeForce GTX 1080 NVIDIA GeForce GTX 490

We compared two Desktop platform GPUs: 8GB VRAM GeForce GTX 1080 and 1536MB VRAM GeForce GTX 490 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 1080 's Advantages

Boost Clock1733MHz

More VRAM (8GB vs 1GB)

Larger VRAM bandwidth (320.3GB/s vs 164.0GB/s)

2080 additional rendering cores

Lower TDP (180W vs 365W)

Score

Benchmark

FP32 (float)

GeForce GTX 1080 +660%

8.873 TFLOPS

GeForce GTX 490

1.166 TFLOPS

GeForce GTX 1080

VS

GeForce GTX 490

Graphics Card

May 2016

Release Date

Unknown

GeForce 10

Generation

GeForce 400

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1607 MHz

Base Clock

-

1733 MHz

Boost Clock

-

1251 MHz

Memory Clock

854 MHz

Memory

8GB

Memory Size

1536MB

GDDR5X

Memory Type

GDDR5

256bit

Memory Bus

384bit

320.3GB/s

Bandwidth

164.0GB/s

Render Config

20

SM Count

15

-

Compute Units

-

2560

Shading Units

480

160

TMUs

60

64

ROPs

48

-

Tensor Cores

-

RT Cores

-

48 KB (per SM)

L1 Cache

64 KB (per SM)

2 MB

L2 Cache

768 KB

Theoretical Performance

110.9 GPixel/s

Pixel Rate

18.24 GPixel/s

277.3 GTexel/s

Texture Rate

36.48 GTexel/s

138.6 GFLOPS

FP16 (half)

-

8.873 TFLOPS

FP32 (float)

1166 GFLOPS

277.3 GFLOPS

FP64 (double)

145.8 GFLOPS

Graphics Processor

GP104

GPU Name

GF100

GP104-400-A1

GPU Variant

GF100-375-A3

Pascal

Architecture

Fermi

TSMC

Foundry

TSMC

16 nm

Process Size

40 nm

7.2 billion

Transistors

3.1 billion

314 mm²

Die Size

529 mm²

Board Design

180W

TDP

365W

450 W

Suggested PSU

750 W

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

Outputs

3x DVI 1x mini-DisplayPort

1x 8-pin

Power Connectors

2x 8-pin

Graphics Features

12 (12_1)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

1.1

1.3

Vulkan

N/A

6.1

CUDA

2.0

6.4

Shader Model

5.1

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