AMD Radeon HD 8830M vs NVIDIA GeForce 825M

VS

AMD Radeon HD 8830M

NVIDIA GeForce 825M

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 8830M and 1024MB VRAM GeForce 825M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 8830M 's Advantages

More VRAM (2GB vs 1024GB)

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

256 additional rendering cores

NVIDIA GeForce 825M 's Advantages

Released 9 months late

Boost Clock has increased by 51% (941MHz vs 625MHz)

Score

Benchmark

FP32 (float)

Radeon HD 8830M +10%

0.8 TFLOPS

GeForce 825M

0.723 TFLOPS

Radeon HD 8830M

VS

GeForce 825M

Graphics Card

Apr 2013

Release Date

Jan 2014

Solar System

Generation

GeForce 800M

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

575 MHz

Base Clock

850 MHz

625 MHz

Boost Clock

941 MHz

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

-

640

Shading Units

384

40

TMUs

32

16

ROPs

8

-

16 KB (per CU)

L1 Cache

16 KB (per SMX)

256 KB

L2 Cache

512 KB

-

Theoretical Performance

10.00 GPixel/s

Pixel Rate

7.528 GPixel/s

25.00 GTexel/s

Texture Rate

30.11 GTexel/s

-

800.0 GFLOPS

FP32 (float)

722.7 GFLOPS

50.00 GFLOPS

FP64 (double)

30.11 GFLOPS

Board Design

Unknown

TDP

33W

-

Portable Device Dependent

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

Venus

GPU Name

GK208

Venus LE (216-0846030)

GPU Variant

-

GCN 1.0

Architecture

Kepler 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

1.5 billion

Transistors

1.02 billion

123 mm²

Die Size

87 mm²

Graphics Features

12 (11_1)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.1 (1.2)

OpenCL

3.0

1.2.170

Vulkan

1.1

-

CUDA

3.5

6.5 (5.1)

Shader Model

5.1

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