AMD Radeon HD 6450 vs NVIDIA GeForce GTX 1080

VS

AMD Radeon HD 6450 NVIDIA GeForce GTX 1080

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 6450 and 8GB VRAM GeForce GTX 1080 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6450 's Advantages

Lower TDP (18W vs 180W)

NVIDIA GeForce GTX 1080 's Advantages

Released 5 years and 1 months late

Boost Clock1733MHz

Larger VRAM bandwidth (320.3GB/s vs 25.60GB/s)

2400 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6450

0.2 TFLOPS

GeForce GTX 1080 +4336%

8.873 TFLOPS

Radeon HD 6450

VS

GeForce GTX 1080

Graphics Card

Apr 2011

Release Date

May 2016

Northern Islands

Generation

GeForce 10

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

1607 MHz

-

Boost Clock

1733 MHz

800 MHz

Memory Clock

1251 MHz

Memory

512MB

Memory Size

8GB

GDDR5

Memory Type

GDDR5X

64bit

Memory Bus

256bit

25.60GB/s

Bandwidth

320.3GB/s

Render Config

-

SM Count

20

2

Compute Units

-

160

Shading Units

2560

8

TMUs

160

4

ROPs

64

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

48 KB (per SM)

128 KB

L2 Cache

2 MB

Theoretical Performance

2.500 GPixel/s

Pixel Rate

110.9 GPixel/s

5.000 GTexel/s

Texture Rate

277.3 GTexel/s

-

FP16 (half)

138.6 GFLOPS

200.0 GFLOPS

FP32 (float)

8.873 TFLOPS

-

FP64 (double)

277.3 GFLOPS

Graphics Processor

Caicos

GPU Name

GP104

Caicos PRO

GPU Variant

GP104-400-A1

TeraScale 2

Architecture

Pascal

TSMC

Foundry

TSMC

40 nm

Process Size

16 nm

0.37 billion

Transistors

7.2 billion

67 mm²

Die Size

314 mm²

Board Design

18W

TDP

180W

200 W

Suggested PSU

450 W

1x DVI 1x HDMI 1.3a 1x VGA

Outputs

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

None

Power Connectors

1x 8-pin

Graphics Features

11.2 (11_0)

DirectX

12 (12_1)

4.4

OpenGL

4.6

1.2

OpenCL

3.0

N/A

Vulkan

1.3

-

CUDA

6.1

5.0

Shader Model

6.4

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