ATI Mobility Radeon HD 4850 X2 vs AMD Radeon HD 8730M

VS

ATI Mobility Radeon HD 4850 X2

AMD Radeon HD 8730M

We compared two Mobile platform GPUs: 1024MB VRAM Mobility Radeon HD 4850 X2 and 2GB VRAM Radeon HD 8730M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Mobility Radeon HD 4850 X2 's Advantages

Larger VRAM bandwidth (89.60GB/s vs 28.80GB/s)

416 additional rendering cores

AMD Radeon HD 8730M 's Advantages

Released 4 years and 3 months late

Boost Clock700MHz

More VRAM (2GB vs 1024GB)

Score

Benchmark

FP32 (float)

Mobility Radeon HD 4850 X2 +48%

0.8 TFLOPS

Radeon HD 8730M

0.537 TFLOPS

Mobility Radeon HD 4850 X2

VS

Radeon HD 8730M

Graphics Card

Jan 2009

Release Date

Apr 2013

M9x

Generation

Solar System

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

650 MHz

-

Boost Clock

700 MHz

Memory Clock

900 MHz

Memory

1024MB

Memory Size

2GB

GDDR5

Memory Type

DDR3

256bit

Memory Bus

128bit

89.60GB/s

Bandwidth

28.80GB/s

Render Config

10

Compute Units

6

-

800

Shading Units

384

40

TMUs

24

16

ROPs

8

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

256 KB

-

Theoretical Performance

8.000 GPixel/s

Pixel Rate

5.600 GPixel/s

20.00 GTexel/s

Texture Rate

16.80 GTexel/s

-

800.0 GFLOPS

FP32 (float)

537.6 GFLOPS

160.0 GFLOPS

FP64 (double)

33.60 GFLOPS

Board Design

Unknown

TDP

Unknown

-

Portable Device Dependent

Outputs

Portable Device Dependent

None

Power Connectors

-

Graphics Processor

M98

GPU Name

Mars

M98 L2 (216-0732019)

GPU Variant

Mars S3 PRO (216-0842027)

TeraScale

Architecture

GCN 1.0

TSMC

Foundry

TSMC

55 nm

Process Size

28 nm

0.956 billion

Transistors

0.95 billion

256 mm²

Die Size

77 mm²

Graphics Features

10.1 (10_1)

DirectX

12 (11_1)

3.3

OpenGL

4.6

1.1

OpenCL

2.1 (1.2)

N/A

Vulkan

1.2.170

-

4.1

Shader Model

6.5 (5.1)

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