NVIDIA GeForce 805A vs AMD Radeon HD 8670A

VS

NVIDIA GeForce 805A

AMD Radeon HD 8670A

We compared two Mobile platform GPUs: 1024MB VRAM GeForce 805A and 1024MB VRAM Radeon HD 8670A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 805A 's Advantages

Released 1 years and 5 months late

Boost Clock758MHz

Larger VRAM bandwidth (16.02GB/s vs 16.00GB/s)

Lower TDP (15W vs 45W)

AMD Radeon HD 8670A 's Advantages

192 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 805A

0.291 TFLOPS

Radeon HD 8670A +58%

0.461 TFLOPS

GeForce 805A

VS

Radeon HD 8670A

Graphics Card

Jul 2014

Release Date

Feb 2013

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

1000 MHz

Memory

1024MB

Memory Size

1024MB

DDR3

Memory Type

DDR3

64bit

Memory Bus

64bit

16.02GB/s

Bandwidth

16.00GB/s

Render Config

-

Compute Units

6

-

192

Shading Units

384

16

TMUs

24

8

ROPs

8

-

16 KB (per SMX)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

128 KB

-

Theoretical Performance

6.064 GPixel/s

Pixel Rate

4.800 GPixel/s

12.13 GTexel/s

Texture Rate

14.40 GTexel/s

-

291.1 GFLOPS

FP32 (float)

460.8 GFLOPS

12.13 GFLOPS

FP64 (double)

28.80 GFLOPS

Board Design

15W

TDP

45W

-

No outputs

Outputs

No outputs

-

Graphics Processor

GK208

GPU Name

Mars

-

GPU Variant

Mars XT

Kepler 2.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

1.02 billion

Transistors

0.95 billion

87 mm²

Die Size

77 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

3.0

OpenCL

1.2

1.1

Vulkan

1.2

3.5

CUDA

-

5.1

Shader Model

5.1

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