ATI Mobility Radeon HD 4670 Mac Edition vs AMD Radeon RX 580X Mobile

VS

ATI Mobility Radeon HD 4670 Mac Edition

AMD Radeon RX 580X Mobile

We compared two Mobile platform GPUs: 256MB VRAM Mobility Radeon HD 4670 Mac Edition and 8GB VRAM Radeon RX 580X Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Mobility Radeon HD 4670 Mac Edition 's Advantages

Lower TDP (35W vs 100W)

AMD Radeon RX 580X Mobile 's Advantages

Released 8 years and 7 months late

Boost Clock1077MHz

More VRAM (8GB vs 256GB)

Larger VRAM bandwidth (256.0GB/s vs 25.28GB/s)

1984 additional rendering cores

Score

Benchmark

FP32 (float)

Mobility Radeon HD 4670 Mac Edition

0.435 TFLOPS

Radeon RX 580X Mobile +1040%

4.963 TFLOPS

Mobility Radeon HD 4670 Mac Edition

VS

Radeon RX 580X Mobile

Graphics Card

Sep 2009

Release Date

Apr 2018

M9x

Generation

Mobility Radeon

Mobile

Type

Mobile

MXM-A (3.0)

Bus Interface

MXM-B (3.0)

Clock Speeds

-

Base Clock

1000 MHz

-

Boost Clock

1077 MHz

790 MHz

Memory Clock

2000 MHz

Memory

256MB

Memory Size

8GB

GDDR3

Memory Type

GDDR5

128bit

Memory Bus

256bit

25.28GB/s

Bandwidth

256.0GB/s

Render Config

4

Compute Units

36

-

320

Shading Units

2304

32

TMUs

144

8

ROPs

32

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

128 KB

L2 Cache

2 MB

-

Theoretical Performance

5.440 GPixel/s

Pixel Rate

34.46 GPixel/s

21.76 GTexel/s

Texture Rate

155.1 GTexel/s

-

FP16 (half)

4.963 TFLOPS

435.2 GFLOPS

FP32 (float)

4.963 TFLOPS

-

FP64 (double)

310.2 GFLOPS

Board Design

35W

TDP

100W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

M96

GPU Name

Polaris 20

M96 XT (216-0729051)

GPU Variant

Polaris 20M XT

TeraScale

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

55 nm

Process Size

14 nm

0.514 billion

Transistors

5.7 billion

146 mm²

Die Size

232 mm²

Graphics Features

10.1 (10_1)

DirectX

12 (12_0)

3.3

OpenGL

4.6

1.1

OpenCL

2.1

N/A

Vulkan

1.2

-

4.1

Shader Model

6.4

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