NVIDIA GeForce GTX 1080 vs NVIDIA GeForce GTS 450 Rev. 2

VS

NVIDIA GeForce GTX 1080 NVIDIA GeForce GTS 450 Rev. 2

We compared two Desktop platform GPUs: 8GB VRAM GeForce GTX 1080 and 1024MB VRAM GeForce GTS 450 Rev. 2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 1080 's Advantages

Released 5 years and 2 months late

Boost Clock1733MHz

More VRAM (8GB vs 1GB)

Larger VRAM bandwidth (320.3GB/s vs 57.73GB/s)

2368 additional rendering cores

NVIDIA GeForce GTS 450 Rev. 2 's Advantages

Lower TDP (106W vs 180W)

Score

Benchmark

FP32 (float)

GeForce GTX 1080 +1376%

8.873 TFLOPS

GeForce GTS 450 Rev. 2

0.601 TFLOPS

GeForce GTX 1080

VS

GeForce GTS 450 Rev. 2

Graphics Card

May 2016

Release Date

Mar 2011

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

902 MHz

Memory

8GB

Memory Size

1024MB

GDDR5X

Memory Type

GDDR5

256bit

Memory Bus

128bit

320.3GB/s

Bandwidth

57.73GB/s

Render Config

20

SM Count

4

-

Compute Units

-

2560

Shading Units

192

160

TMUs

32

64

ROPs

16

-

Tensor Cores

-

RT Cores

-

48 KB (per SM)

L1 Cache

64 KB (per SM)

2 MB

L2 Cache

256 KB

Theoretical Performance

110.9 GPixel/s

Pixel Rate

6.264 GPixel/s

277.3 GTexel/s

Texture Rate

25.06 GTexel/s

138.6 GFLOPS

FP16 (half)

-

8.873 TFLOPS

FP32 (float)

601.3 GFLOPS

277.3 GFLOPS

FP64 (double)

50.11 GFLOPS

Graphics Processor

GP104

GPU Name

GF116

GP104-400-A1

GPU Variant

GF116-200-KA-A1

Pascal

Architecture

Fermi 2.0

TSMC

Foundry

TSMC

16 nm

Process Size

40 nm

7.2 billion

Transistors

1.17 billion

314 mm²

Die Size

238 mm²

Board Design

180W

TDP

106W

450 W

Suggested PSU

300 W

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

Outputs

2x DVI 1x mini-HDMI 1.3a

1x 8-pin

Power Connectors

1x 6-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

2.1

6.4

Shader Model

5.1

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