AMD Radeon R9 A375 vs ATI Mobility Radeon HD 4670 Mac Edition

VS

AMD Radeon R9 A375

ATI Mobility Radeon HD 4670 Mac Edition

We compared two Mobile platform GPUs: 2GB VRAM Radeon R9 A375 and 256MB VRAM Mobility Radeon HD 4670 Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 A375 's Advantages

Released 5 years and 4 months late

Boost Clock925MHz

More VRAM (2GB vs 256GB)

Larger VRAM bandwidth (72.00GB/s vs 25.28GB/s)

320 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R9 A375 +198%

1.299 TFLOPS

Mobility Radeon HD 4670 Mac Edition

0.435 TFLOPS

Radeon R9 A375

VS

Mobility Radeon HD 4670 Mac Edition

Graphics Card

Jan 2015

Release Date

Sep 2009

All-In-One

Generation

M9x

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

MXM-A (3.0)

Clock Speeds

900 MHz

Base Clock

-

925 MHz

Boost Clock

-

1125 MHz

Memory Clock

790 MHz

Memory

2GB

Memory Size

256MB

GDDR5

Memory Type

GDDR3

128bit

Memory Bus

128bit

72.00GB/s

Bandwidth

25.28GB/s

Render Config

10

Compute Units

4

-

640

Shading Units

320

40

TMUs

32

16

ROPs

8

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

128 KB

-

Theoretical Performance

16.24 GPixel/s

Pixel Rate

5.440 GPixel/s

40.60 GTexel/s

Texture Rate

21.76 GTexel/s

-

1299 GFLOPS

FP32 (float)

435.2 GFLOPS

-

Board Design

Unknown

TDP

35W

-

Portable Device Dependent

Outputs

No outputs

-

Graphics Processor

Venus

GPU Name

M96

Venus XTX (216-0846033)

GPU Variant

M96 XT (216-0729051)

GCN 1.0

Architecture

TeraScale

TSMC

Foundry

TSMC

28 nm

Process Size

55 nm

1.5 billion

Transistors

0.514 billion

123 mm²

Die Size

146 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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