AMD Radeon 530X Mobile vs ATI Mobility Radeon HD 3870

VS

AMD Radeon 530X Mobile

ATI Mobility Radeon HD 3870

We compared two Mobile platform GPUs: 2GB VRAM Radeon 530X Mobile and 512MB VRAM Mobility Radeon HD 3870 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon 530X Mobile 's Advantages

Released 8 years and 10 months late

Boost Clock1024MHz

More VRAM (2GB vs 512GB)

64 additional rendering cores

Lower TDP (50W vs 55W)

ATI Mobility Radeon HD 3870 's Advantages

Larger VRAM bandwidth (54.40GB/s vs 36.00GB/s)

Score

Benchmark

FP32 (float)

Radeon 530X Mobile +86%

0.786 TFLOPS

Mobility Radeon HD 3870

0.422 TFLOPS

Radeon 530X Mobile

VS

Mobility Radeon HD 3870

Graphics Card

Apr 2017

Release Date

Jun 2008

Mobility Radeon

Generation

M8x

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 2.0 x16

Clock Speeds

730 MHz

Base Clock

-

1024 MHz

Boost Clock

-

1125 MHz

Memory Clock

850 MHz

Memory

2GB

Memory Size

512MB

GDDR5

Memory Type

GDDR3

64bit

Memory Bus

256bit

36.00GB/s

Bandwidth

54.40GB/s

Render Config

6

Compute Units

4

-

384

Shading Units

320

24

TMUs

16

8

ROPs

16

-

16 KB (per CU)

L1 Cache

-

128 KB

L2 Cache

256 KB

-

Theoretical Performance

8.192 GPixel/s

Pixel Rate

10.56 GPixel/s

24.58 GTexel/s

Texture Rate

10.56 GTexel/s

786.4 GFLOPS

FP16 (half)

-

786.4 GFLOPS

FP32 (float)

422.4 GFLOPS

49.15 GFLOPS

FP64 (double)

84.48 GFLOPS

Board Design

50W

TDP

55W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

Polaris 24

GPU Name

M88

Polaris 24 XT (216-0867030)

GPU Variant

-

GCN 3.0

Architecture

TeraScale

TSMC

Foundry

TSMC

28 nm

Process Size

55 nm

1.55 billion

Transistors

0.666 billion

125 mm²

Die Size

192 mm²

Graphics Features

12 (12_0)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

2.0

OpenCL

N/A

1.2

Vulkan

N/A

-

6.3

Shader Model

4.1

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