NVIDIA GeForce 805A vs AMD Radeon HD 6450A

VS

NVIDIA GeForce 805A

AMD Radeon HD 6450A

We compared two Mobile platform GPUs: 1024MB VRAM GeForce 805A and 512MB VRAM Radeon HD 6450A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 805A 's Advantages

Released 3 years and 3 months late

Boost Clock758MHz

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (16.02GB/s vs 8.528GB/s)

32 additional rendering cores

Lower TDP (15W vs 25W)

Score

Benchmark

FP32 (float)

GeForce 805A +45%

0.291 TFLOPS

Radeon HD 6450A

0.2 TFLOPS

GeForce 805A

VS

Radeon HD 6450A

Graphics Card

Jul 2014

Release Date

Apr 2011

GeForce 800A

Generation

All-In-One

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

MXM-A (3.0)

Clock Speeds

719 MHz

Base Clock

-

758 MHz

Boost Clock

-

1001 MHz

Memory Clock

533 MHz

Memory

1024MB

Memory Size

512MB

DDR3

Memory Type

DDR3

64bit

Memory Bus

64bit

16.02GB/s

Bandwidth

8.528GB/s

Render Config

-

Compute Units

2

-

192

Shading Units

160

16

TMUs

8

ROPs

4

-

16 KB (per SMX)

L1 Cache

8 KB (per CU)

512 KB

L2 Cache

128 KB

-

Theoretical Performance

6.064 GPixel/s

Pixel Rate

2.500 GPixel/s

12.13 GTexel/s

Texture Rate

5.000 GTexel/s

-

291.1 GFLOPS

FP32 (float)

200.0 GFLOPS

12.13 GFLOPS

FP64 (double)

-

Board Design

15W

TDP

25W

-

No outputs

Outputs

No outputs

-

Graphics Processor

GK208

GPU Name

Caicos

-

Kepler 2.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

1.02 billion

Transistors

0.37 billion

87 mm²

Die Size

67 mm²

Graphics Features

12 (11_0)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

3.0

OpenCL

1.2

1.1

Vulkan

N/A

3.5

CUDA

-

5.1

Shader Model

5.0

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