ATI Mobility Radeon HD 3850 X2 vs AMD Radeon 520 Mobile

VS

ATI Mobility Radeon HD 3850 X2

AMD Radeon 520 Mobile

We compared two Mobile platform GPUs: 512MB VRAM Mobility Radeon HD 3850 X2 and 2GB VRAM Radeon 520 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Mobility Radeon HD 3850 X2 's Advantages

Larger VRAM bandwidth (48.00GB/s vs 16.00GB/s)

AMD Radeon 520 Mobile 's Advantages

Released 8 years and 10 months late

More VRAM (2GB vs 512GB)

Lower TDP (50W vs 70W)

Score

Benchmark

FP32 (float)

Mobility Radeon HD 3850 X2

0.371 TFLOPS

Radeon 520 Mobile +77%

0.659 TFLOPS

Mobility Radeon HD 3850 X2

VS

Radeon 520 Mobile

Graphics Card

Jun 2008

Release Date

Apr 2017

M8x

Generation

Mobility Radeon

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

750 MHz

Memory Clock

1000 MHz

Memory

512MB

Memory Size

2GB

GDDR3

Memory Type

DDR3

256bit

Memory Bus

64bit

48.00GB/s

Bandwidth

16.00GB/s

Render Config

4

Compute Units

5

-

320

Shading Units

320

16

TMUs

20

16

ROPs

8

-

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

128 KB

-

Theoretical Performance

9.280 GPixel/s

Pixel Rate

8.240 GPixel/s

9.280 GTexel/s

Texture Rate

20.60 GTexel/s

-

371.2 GFLOPS

FP32 (float)

659.2 GFLOPS

74.24 GFLOPS

FP64 (double)

41.20 GFLOPS

Board Design

70W

TDP

50W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

M88

GPU Name

Banks

-

GPU Variant

Banks PRO (216-0568010)

TeraScale

Architecture

GCN 1.0

TSMC

Foundry

TSMC

55 nm

Process Size

28 nm

0.666 billion

Transistors

0.69 billion

192 mm²

Die Size

56 mm²

Graphics Features

10.1 (10_1)

DirectX

12 (11_1)

3.3

OpenGL

4.6

N/A

OpenCL

1.2

N/A

Vulkan

1.2

-

4.1

Shader Model

5.1

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