AMD Radeon RX Vega M GL vs AMD Radeon HD 8770M

VS

AMD Radeon RX Vega M GL

AMD Radeon HD 8770M

We compared two Mobile platform GPUs: 4GB VRAM Radeon RX Vega M GL and 2GB VRAM Radeon HD 8770M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX Vega M GL 's Advantages

Released 4 years and 10 months late

Boost Clock has increased by 23% (1011MHz vs 825MHz)

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (179.2GB/s vs 72.00GB/s)

896 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX Vega M GL +308%

2.588 TFLOPS

Radeon HD 8770M

0.633 TFLOPS

Radeon RX Vega M GL

VS

Radeon HD 8770M

Graphics Card

Feb 2018

Release Date

Apr 2013

Vega

Generation

Solar System

Mobile

Type

Mobile

IGP

Bus Interface

PCIe 3.0 x8

Clock Speeds

931 MHz

Base Clock

775 MHz

1011 MHz

Boost Clock

825 MHz

700 MHz

Memory Clock

1125 MHz

Memory

4GB

Memory Size

2GB

HBM2

Memory Type

GDDR5

1024bit

Memory Bus

128bit

179.2GB/s

Bandwidth

72.00GB/s

Render Config

20

Compute Units

6

-

1280

Shading Units

384

80

TMUs

24

32

ROPs

8

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

1024 KB

L2 Cache

256 KB

-

Theoretical Performance

32.35 GPixel/s

Pixel Rate

6.600 GPixel/s

80.88 GTexel/s

Texture Rate

19.80 GTexel/s

2.588 TFLOPS

FP16 (half)

-

2.588 TFLOPS

FP32 (float)

633.6 GFLOPS

161.8 GFLOPS

FP64 (double)

39.60 GFLOPS

Board Design

65W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

-

Graphics Processor

Polaris 22

GPU Name

Mars

VegaM XL (D715A714)

GPU Variant

Mars S3 XT (216-0842018)

GCN 4.0

Architecture

GCN 1.0

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

28 nm

5 billion

Transistors

0.95 billion

208 mm²

Die Size

77 mm²

Graphics Features

12 (12_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.1

OpenCL

2.1 (1.2)

1.2

Vulkan

1.2.170

-

6.4

Shader Model

6.5 (5.1)

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