AMD Radeon Pro 5500M vs ATI Mobility Radeon HD 3870 X2

VS

AMD Radeon Pro 5500M ATI Mobility Radeon HD 3870 X2

We compared two Mobile platform GPUs: 8GB VRAM Radeon Pro 5500M and 512MB VRAM Mobility Radeon HD 3870 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro 5500M 's Advantages

Released 11 years and 2 months late

Boost Clock1450MHz

Larger VRAM bandwidth (192.0GB/s vs 54.40GB/s)

1216 additional rendering cores

Lower TDP (85W vs 110W)

Score

Benchmark

FP32 (float)

Radeon Pro 5500M +955%

4.454 TFLOPS

Mobility Radeon HD 3870 X2

0.422 TFLOPS

Radeon Pro 5500M

VS

Mobility Radeon HD 3870 X2

Graphics Card

Nov 2019

Release Date

Sep 2008

Radeon Pro Mac

Generation

M8x

Mobile

Type

Mobile

PCIe 4.0 x8

Bus Interface

PCIe 2.0 x16

Clock Speeds

1000 MHz

Base Clock

-

1450 MHz

Boost Clock

-

1500 MHz

Memory Clock

850 MHz

Memory

8GB

Memory Size

512MB

GDDR6

Memory Type

GDDR3

128bit

Memory Bus

256bit

192.0GB/s

Bandwidth

54.40GB/s

Render Config

-

SM Count

-

24

Compute Units

4

1536

Shading Units

320

96

TMUs

16

32

ROPs

16

-

Tensor Cores

-

RT Cores

-

L1 Cache

-

2 MB

L2 Cache

256 KB

Theoretical Performance

46.40 GPixel/s

Pixel Rate

10.56 GPixel/s

139.2 GTexel/s

Texture Rate

10.56 GTexel/s

8.909 TFLOPS

FP16 (half)

-

4.454 TFLOPS

FP32 (float)

422.4 GFLOPS

278.4 GFLOPS

FP64 (double)

84.48 GFLOPS

Graphics Processor

Navi 14

GPU Name

M88

Navi 14 ULA

GPU Variant

-

RDNA 1.0

Architecture

TeraScale

TSMC

Foundry

TSMC

7 nm

Process Size

55 nm

6.4 billion

Transistors

0.666 billion

158 mm²

Die Size

192 mm²

Board Design

85W

TDP

110W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Features

12 (12_1)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

2.1

OpenCL

N/A

1.3

Vulkan

N/A

-

CUDA

-

6.5

Shader Model

4.1

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