NVIDIA GeForce GTX 1080 vs AMD Radeon HD 6450 OEM

VS

NVIDIA GeForce GTX 1080 AMD Radeon HD 6450 OEM

We compared two Desktop platform GPUs: 8GB VRAM GeForce GTX 1080 and 512MB VRAM Radeon HD 6450 OEM 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 3 months late

Boost Clock1733MHz

Larger VRAM bandwidth (320.3GB/s vs 8.528GB/s)

2400 additional rendering cores

AMD Radeon HD 6450 OEM 's Advantages

Lower TDP (18W vs 180W)

Score

Benchmark

FP32 (float)

GeForce GTX 1080 +4336%

8.873 TFLOPS

Radeon HD 6450 OEM

0.2 TFLOPS

GeForce GTX 1080

VS

Radeon HD 6450 OEM

Graphics Card

May 2016

Release Date

Feb 2011

GeForce 10

Generation

Northern Islands

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

533 MHz

Memory

8GB

Memory Size

512MB

GDDR5X

Memory Type

GDDR3

256bit

Memory Bus

64bit

320.3GB/s

Bandwidth

8.528GB/s

Render Config

20

SM Count

-

Compute Units

2

2560

Shading Units

160

TMUs

8

64

ROPs

4

-

Tensor Cores

-

RT Cores

-

48 KB (per SM)

L1 Cache

8 KB (per CU)

2 MB

L2 Cache

128 KB

Theoretical Performance

110.9 GPixel/s

Pixel Rate

2.500 GPixel/s

277.3 GTexel/s

Texture Rate

5.000 GTexel/s

138.6 GFLOPS

FP16 (half)

-

8.873 TFLOPS

FP32 (float)

200.0 GFLOPS

277.3 GFLOPS

FP64 (double)

-

Graphics Processor

GP104

GPU Name

Caicos

GP104-400-A1

GPU Variant

Junbonator

Pascal

Architecture

TeraScale 2

TSMC

Foundry

TSMC

16 nm

Process Size

40 nm

7.2 billion

Transistors

0.37 billion

314 mm²

Die Size

67 mm²

Board Design

180W

TDP

18W

450 W

Suggested PSU

200 W

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

Outputs

1x DVI 1x HDMI 1.3a 1x VGA

1x 8-pin

Power Connectors

None

Graphics Features

12 (12_1)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

3.0

OpenCL

1.2

1.3

Vulkan

N/A

6.1

CUDA

-

6.4

Shader Model

5.0

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