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

VS

ATI Mobility Radeon HD 3870 X2 AMD Radeon RX 5500M

We compared two Mobile platform GPUs: 512MB VRAM Mobility Radeon HD 3870 X2 and 4GB VRAM Radeon RX 5500M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 5500M 's Advantages

Released 11 years and 1 months late

Boost Clock1645MHz

Larger VRAM bandwidth (224.0GB/s vs 54.40GB/s)

1088 additional rendering cores

Lower TDP (85W vs 110W)

Score

Benchmark

FP32 (float)

Mobility Radeon HD 3870 X2

0.422 TFLOPS

Radeon RX 5500M +997%

4.632 TFLOPS

Mobility Radeon HD 3870 X2

VS

Radeon RX 5500M

Graphics Card

Sep 2008

Release Date

Oct 2019

M8x

Generation

Mobility Radeon

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x8

Clock Speeds

-

Base Clock

1375 MHz

-

Boost Clock

1645 MHz

850 MHz

Memory Clock

1750 MHz

Memory

512MB

Memory Size

4GB

GDDR3

Memory Type

GDDR6

256bit

Memory Bus

128bit

54.40GB/s

Bandwidth

224.0GB/s

Render Config

-

SM Count

-

4

Compute Units

22

320

Shading Units

1408

16

TMUs

88

16

ROPs

32

-

Tensor Cores

-

RT Cores

-

L1 Cache

-

256 KB

L2 Cache

2 MB

Theoretical Performance

10.56 GPixel/s

Pixel Rate

52.64 GPixel/s

10.56 GTexel/s

Texture Rate

144.8 GTexel/s

-

FP16 (half)

9.265 TFLOPS

422.4 GFLOPS

FP32 (float)

4.632 TFLOPS

84.48 GFLOPS

FP64 (double)

289.5 GFLOPS

Graphics Processor

M88

GPU Name

Navi 14

-

GPU Variant

Navi 14 XTM

TeraScale

Architecture

RDNA 1.0

TSMC

Foundry

TSMC

55 nm

Process Size

7 nm

0.666 billion

Transistors

6.4 billion

192 mm²

Die Size

158 mm²

Board Design

110W

TDP

85W

-

Suggested PSU

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Features

10.1 (10_1)

DirectX

12 (12_1)

3.3

OpenGL

4.6

N/A

OpenCL

2.1

N/A

Vulkan

1.3

-

CUDA

-

4.1

Shader Model

6.5

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