AMD Radeon R7 A265 vs ATI Mobility Radeon HD 4830

VS

AMD Radeon R7 A265

ATI Mobility Radeon HD 4830

We compared two Mobile platform GPUs: 2GB VRAM Radeon R7 A265 and 1024MB VRAM Mobility Radeon HD 4830 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R7 A265 's Advantages

Released 4 years and 10 months late

Boost Clock825MHz

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (28.80GB/s vs 25.60GB/s)

ATI Mobility Radeon HD 4830 's Advantages

256 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R7 A265

0.633 TFLOPS

Mobility Radeon HD 4830 +1%

0.64 TFLOPS

Radeon R7 A265

VS

Mobility Radeon HD 4830

Graphics Card

Jan 2014

Release Date

Mar 2009

All-In-One

Generation

M9x

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 2.0 x16

Clock Speeds

725 MHz

Base Clock

-

825 MHz

Boost Clock

-

900 MHz

Memory Clock

800 MHz

Memory

2GB

Memory Size

1024MB

DDR3

Memory Type

GDDR3

128bit

Memory Bus

128bit

28.80GB/s

Bandwidth

25.60GB/s

Render Config

6

Compute Units

8

-

384

Shading Units

640

24

TMUs

32

8

ROPs

16

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

128 KB

-

Theoretical Performance

6.600 GPixel/s

Pixel Rate

8.000 GPixel/s

19.80 GTexel/s

Texture Rate

16.00 GTexel/s

-

633.6 GFLOPS

FP32 (float)

640.0 GFLOPS

39.60 GFLOPS

FP64 (double)

128.0 GFLOPS

Board Design

Unknown

TDP

Unknown

-

Portable Device Dependent

Outputs

Portable Device Dependent

-

Graphics Processor

Opal

GPU Name

M97

Opal XT

GPU Variant

M97 M2 (216-0731004)

GCN 1.0

Architecture

TeraScale

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

0.95 billion

Transistors

0.826 billion

77 mm²

Die Size

137 mm²

Graphics Features

12 (11_1)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

2.1 (1.2)

OpenCL

1.1

1.2.170

Vulkan

N/A

-

6.5 (5.1)

Shader Model

4.1

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