AMD Radeon R5 A320 vs ATI Mobility Radeon X1900

VS

AMD Radeon R5 A320

ATI Mobility Radeon X1900

We compared two Mobile platform GPUs: 1024MB VRAM Radeon R5 A320 and 256MB VRAM Mobility Radeon X1900 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R5 A320 's Advantages

Released 8 years late

Boost Clock825MHz

More VRAM (1024GB vs 256GB)

320 additional rendering cores

ATI Mobility Radeon X1900 's Advantages

Larger VRAM bandwidth (30.08GB/s vs 16.00GB/s)

Score

Radeon R5 A320

VS

Mobility Radeon X1900

Graphics Card

Jan 2015

Release Date

Jan 2007

All-In-One

Generation

M6x

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

MXM-III

Clock Speeds

750 MHz

Base Clock

-

825 MHz

Boost Clock

-

1000 MHz

Memory Clock

470 MHz

Memory

1024MB

Memory Size

256MB

DDR3

Memory Type

GDDR3

64bit

Memory Bus

256bit

16.00GB/s

Bandwidth

30.08GB/s

Render Config

5

Compute Units

-

320

Shading Units

-

20

TMUs

12

8

ROPs

12

-

16 KB (per CU)

L1 Cache

-

128 KB

L2 Cache

-

Theoretical Performance

6.600 GPixel/s

Pixel Rate

4.800 GPixel/s

16.50 GTexel/s

Texture Rate

4.800 GTexel/s

-

528.0 GFLOPS

FP32 (float)

-

Board Design

Unknown

TDP

Unknown

-

Portable Device Dependent

Outputs

Portable Device Dependent

-

Graphics Processor

Jet

GPU Name

M68

Jet PRO (216-0856040)

GPU Variant

-

GCN 1.0

Architecture

Ultra-Threaded SE

TSMC

Foundry

TSMC

28 nm

Process Size

80 nm

0.69 billion

Transistors

0.312 billion

56 mm²

Die Size

230 mm²

Graphics Features

12 (11_1)

DirectX

9.0c (9_3)

4.6

OpenGL

2.1

2.1 (1.2)

OpenCL

N/A

1.2.170

Vulkan

N/A

-

6.5 (5.1)

Shader Model

3.0

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