AMD Radeon R5 A320 vs AMD Radeon HD 7670A

VS

AMD Radeon R5 A320

AMD Radeon HD 7670A

We compared two Mobile platform GPUs: 1024MB VRAM Radeon R5 A320 and 1024MB VRAM Radeon HD 7670A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R5 A320 's Advantages

Released 3 years late

Boost Clock825MHz

AMD Radeon HD 7670A 's Advantages

Larger VRAM bandwidth (64.00GB/s vs 16.00GB/s)

160 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R5 A320

0.528 TFLOPS

Radeon HD 7670A +9%

0.576 TFLOPS

Radeon R5 A320

VS

Radeon HD 7670A

Graphics Card

Jan 2015

Release Date

Jan 2012

All-In-One

Generation

All-In-One

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

MXM-A (3.0)

Clock Speeds

750 MHz

Base Clock

-

825 MHz

Boost Clock

-

1000 MHz

Memory Clock

1000 MHz

Memory

1024MB

Memory Size

1024MB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

128bit

16.00GB/s

Bandwidth

64.00GB/s

Render Config

5

Compute Units

6

-

320

Shading Units

480

20

TMUs

24

8

ROPs

8

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

128 KB

L2 Cache

256 KB

-

Theoretical Performance

6.600 GPixel/s

Pixel Rate

4.800 GPixel/s

16.50 GTexel/s

Texture Rate

14.40 GTexel/s

-

528.0 GFLOPS

FP32 (float)

576.0 GFLOPS

-

Board Design

Unknown

TDP

45W

-

Portable Device Dependent

Outputs

No outputs

-

Graphics Processor

Jet

GPU Name

Turks

Jet PRO (216-0856040)

GPU Variant

Turks XT (215-0803000)

GCN 1.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

0.69 billion

Transistors

0.716 billion

56 mm²

Die Size

118 mm²

Graphics Features

12 (11_1)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

2.1 (1.2)

OpenCL

1.2

1.2.170

Vulkan

N/A

-

6.5 (5.1)

Shader Model

5.0

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