NVIDIA GeForce 825M vs ATI Mobility Radeon HD 4650

VS

NVIDIA GeForce 825M

ATI Mobility Radeon HD 4650

We compared two Mobile platform GPUs: 1024MB VRAM GeForce 825M and 512MB VRAM Mobility Radeon HD 4650 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 825M 's Advantages

Released 5 years late

Boost Clock941MHz

More VRAM (1024GB vs 512GB)

64 additional rendering cores

Lower TDP (33W vs 35W)

ATI Mobility Radeon HD 4650 's Advantages

Larger VRAM bandwidth (19.20GB/s vs 14.40GB/s)

Score

Benchmark

FP32 (float)

GeForce 825M +125%

0.723 TFLOPS

Mobility Radeon HD 4650

0.32 TFLOPS

GeForce 825M

VS

Mobility Radeon HD 4650

Graphics Card

Jan 2014

Release Date

Jan 2009

GeForce 800M

Generation

M9x

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 2.0 x16

Clock Speeds

850 MHz

Base Clock

-

941 MHz

Boost Clock

-

900 MHz

Memory Clock

600 MHz

Memory

1024MB

Memory Size

512MB

DDR3

Memory Type

DDR2

64bit

Memory Bus

128bit

14.40GB/s

Bandwidth

19.20GB/s

Render Config

-

Compute Units

4

-

384

Shading Units

320

32

TMUs

32

8

ROPs

8

-

16 KB (per SMX)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

128 KB

-

Theoretical Performance

7.528 GPixel/s

Pixel Rate

4.000 GPixel/s

30.11 GTexel/s

Texture Rate

16.00 GTexel/s

-

722.7 GFLOPS

FP32 (float)

320.0 GFLOPS

30.11 GFLOPS

FP64 (double)

-

Board Design

33W

TDP

35W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

GK208

GPU Name

M96

-

Kepler 2.0

Architecture

TeraScale

TSMC

Foundry

TSMC

28 nm

Process Size

55 nm

1.02 billion

Transistors

0.514 billion

87 mm²

Die Size

146 mm²

Graphics Features

12 (11_0)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

3.0

OpenCL

1.1

Vulkan

N/A

3.5

CUDA

-

5.1

Shader Model

4.1

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