AMD Radeon HD 8830M vs NVIDIA GeForce 800A

VS

AMD Radeon HD 8830M

NVIDIA GeForce 800A

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 8830M and 1024MB VRAM GeForce 800A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 8830M 's Advantages

Boost Clock625MHz

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (32.00GB/s vs 14.40GB/s)

592 additional rendering cores

NVIDIA GeForce 800A 's Advantages

Released 11 months late

Score

Benchmark

FP32 (float)

Radeon HD 8830M +779%

0.8 TFLOPS

GeForce 800A

0.091 TFLOPS

Radeon HD 8830M

VS

GeForce 800A

Graphics Card

Apr 2013

Release Date

Mar 2014

Solar System

Generation

GeForce 800A

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

575 MHz

Base Clock

-

625 MHz

Boost Clock

-

1000 MHz

Memory Clock

900 MHz

Memory

2GB

Memory Size

1024MB

DDR3

Memory Type

DDR3

128bit

Memory Bus

64bit

32.00GB/s

Bandwidth

14.40GB/s

Render Config

10

Compute Units

-

SM Count

1

640

Shading Units

48

40

TMUs

8

16

ROPs

4

-

16 KB (per CU)

L1 Cache

64 KB (per SM)

256 KB

L2 Cache

128 KB

-

Theoretical Performance

10.00 GPixel/s

Pixel Rate

950.0 MPixel/s

25.00 GTexel/s

Texture Rate

3.800 GTexel/s

-

800.0 GFLOPS

FP32 (float)

91.20 GFLOPS

50.00 GFLOPS

FP64 (double)

7.600 GFLOPS

Board Design

Unknown

TDP

15W

-

Portable Device Dependent

Outputs

No outputs

-

Graphics Processor

Venus

GPU Name

GF119

Venus LE (216-0846030)

GPU Variant

-

GCN 1.0

Architecture

Fermi 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

1.5 billion

Transistors

0.292 billion

123 mm²

Die Size

79 mm²

Graphics Features

12 (11_1)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.1 (1.2)

OpenCL

1.1

1.2.170

Vulkan

N/A

-

CUDA

2.1

6.5 (5.1)

Shader Model

5.1

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