ATI Mobility Radeon HD 4850 Mac Edition vs AMD Radeon Pro 555

VS

ATI Mobility Radeon HD 4850 Mac Edition AMD Radeon Pro 555

We compared two Mobile platform GPUs: 512MB VRAM Mobility Radeon HD 4850 Mac Edition and 2GB VRAM Radeon Pro 555 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Mobility Radeon HD 4850 Mac Edition 's Advantages

32 additional rendering cores

AMD Radeon Pro 555 's Advantages

Released 7 years and 10 months late

Larger VRAM bandwidth (81.60GB/s vs 54.40GB/s)

Score

Benchmark

FP32 (float)

Mobility Radeon HD 4850 Mac Edition

0.804 TFLOPS

Radeon Pro 555 +62%

1.306 TFLOPS

Mobility Radeon HD 4850 Mac Edition

VS

Radeon Pro 555

Graphics Card

Aug 2009

Release Date

Jun 2017

M9x

Generation

Radeon Pro Mac

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

-

Boost Clock

-

850 MHz

Memory Clock

1275 MHz

Memory

512MB

Memory Size

2GB

GDDR3

Memory Type

GDDR5

256bit

Memory Bus

128bit

54.40GB/s

Bandwidth

81.60GB/s

Render Config

-

SM Count

-

10

Compute Units

12

800

Shading Units

768

40

TMUs

48

16

ROPs

16

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

1024 KB

Theoretical Performance

8.048 GPixel/s

Pixel Rate

13.60 GPixel/s

20.12 GTexel/s

Texture Rate

40.80 GTexel/s

-

FP16 (half)

1306 GFLOPS

804.8 GFLOPS

FP32 (float)

1306 GFLOPS

161.0 GFLOPS

FP64 (double)

81.60 GFLOPS

Graphics Processor

M98

GPU Name

Polaris 21

M98 L2 (216-0732019)

GPU Variant

Polaris 21 PRO

TeraScale

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

55 nm

Process Size

14 nm

0.956 billion

Transistors

3 billion

256 mm²

Die Size

123 mm²

Board Design

Unknown

TDP

75W

-

Suggested PSU

-

Portable Device Dependent

Outputs

No outputs

None

Power Connectors

None

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

-

CUDA

-

4.1

Shader Model

6.4

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