ATI Mobility Radeon HD 3850 X2 vs AMD Radeon RX Vega M GH

VS

ATI Mobility Radeon HD 3850 X2

AMD Radeon RX Vega M GH

We compared two Mobile platform GPUs: 512MB VRAM Mobility Radeon HD 3850 X2 and 4GB VRAM Radeon RX Vega M GH 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

Lower TDP (70W vs 100W)

AMD Radeon RX Vega M GH 's Advantages

Released 9 years and 8 months late

Boost Clock1190MHz

More VRAM (4GB vs 512GB)

Larger VRAM bandwidth (204.8GB/s vs 48.00GB/s)

1216 additional rendering cores

Score

Benchmark

FP32 (float)

Mobility Radeon HD 3850 X2

0.371 TFLOPS

Radeon RX Vega M GH +885%

3.656 TFLOPS

Mobility Radeon HD 3850 X2

VS

Radeon RX Vega M GH

Graphics Card

Jun 2008

Release Date

Feb 2018

M8x

Generation

Vega

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

IGP

Clock Speeds

-

Base Clock

1063 MHz

-

Boost Clock

1190 MHz

750 MHz

Memory Clock

800 MHz

Memory

512MB

Memory Size

4GB

GDDR3

Memory Type

HBM2

256bit

Memory Bus

1024bit

48.00GB/s

Bandwidth

204.8GB/s

Render Config

4

Compute Units

24

-

320

Shading Units

1536

16

TMUs

96

16

ROPs

64

-

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

1024 KB

-

Theoretical Performance

9.280 GPixel/s

Pixel Rate

76.16 GPixel/s

9.280 GTexel/s

Texture Rate

114.2 GTexel/s

-

FP16 (half)

3.656 TFLOPS

371.2 GFLOPS

FP32 (float)

3.656 TFLOPS

74.24 GFLOPS

FP64 (double)

228.5 GFLOPS

Board Design

70W

TDP

100W

-

No outputs

Outputs

No outputs

-

Graphics Processor

M88

GPU Name

Polaris 22

-

GPU Variant

VegaM XT (C7398773)

TeraScale

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

55 nm

Process Size

14 nm

0.666 billion

Transistors

5 billion

192 mm²

Die Size

208 mm²

Graphics Features

10.1 (10_1)

DirectX

12 (12_0)

3.3

OpenGL

4.6

N/A

OpenCL

2.1

N/A

Vulkan

1.2

-

4.1

Shader Model

6.4

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