ATI Mobility Radeon HD 4830 vs ATI Mobility Radeon HD 4550

VS

ATI Mobility Radeon HD 4830 ATI Mobility Radeon HD 4550

We compared two Mobile platform GPUs: 1024MB VRAM Mobility Radeon HD 4830 and 512MB VRAM Mobility Radeon HD 4550 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Mobility Radeon HD 4830 's Advantages

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (25.60GB/s vs 11.20GB/s)

560 additional rendering cores

ATI Mobility Radeon HD 4550 's Advantages

Released 10 months late

Score

Benchmark

FP32 (float)

Mobility Radeon HD 4830 +627%

0.64 TFLOPS

Mobility Radeon HD 4550

0.088 TFLOPS

Mobility Radeon HD 4830

VS

Mobility Radeon HD 4550

Graphics Card

Mar 2009

Release Date

Jan 2010

M9x

Generation

M9x

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

MXM-II

Clock Speeds

-

Base Clock

-

Boost Clock

-

800 MHz

Memory Clock

700 MHz

Memory

1024MB

Memory Size

512MB

GDDR3

Memory Type

GDDR3

128bit

Memory Bus

64bit

25.60GB/s

Bandwidth

11.20GB/s

Render Config

-

SM Count

-

8

Compute Units

1

640

Shading Units

80

32

TMUs

8

16

ROPs

4

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

128 KB

L2 Cache

64 KB

Theoretical Performance

8.000 GPixel/s

Pixel Rate

2.200 GPixel/s

16.00 GTexel/s

Texture Rate

4.400 GTexel/s

-

FP16 (half)

-

640.0 GFLOPS

FP32 (float)

88.00 GFLOPS

128.0 GFLOPS

FP64 (double)

-

Graphics Processor

M97

GPU Name

M93

M97 M2 (216-0731004)

GPU Variant

-

TeraScale

Architecture

TeraScale

TSMC

Foundry

TSMC

40 nm

Process Size

55 nm

0.826 billion

Transistors

0.242 billion

137 mm²

Die Size

73 mm²

Board Design

Unknown

TDP

Unknown

-

Suggested PSU

-

Portable Device Dependent

Outputs

Portable Device Dependent

-

Power Connectors

None

Graphics Features

10.1 (10_1)

DirectX

10.1 (10_1)

3.3

OpenGL

3.3

1.1

OpenCL

1.1

N/A

Vulkan

N/A

-

CUDA

-

4.1

Shader Model

4.1

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