AMD Radeon RX Vega M GL vs AMD Radeon HD 7770M

VS

AMD Radeon RX Vega M GL AMD Radeon HD 7770M

We compared two Mobile platform GPUs: 4GB VRAM Radeon RX Vega M GL and 1024MB VRAM Radeon HD 7770M 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 5 years and 10 months late

Boost Clock1011MHz

More VRAM (4GB vs 1GB)

Larger VRAM bandwidth (179.2GB/s vs 64.00GB/s)

768 additional rendering cores

AMD Radeon HD 7770M 's Advantages

Lower TDP (32W vs 65W)

Score

Benchmark

FP32 (float)

Radeon RX Vega M GL +274%

2.588 TFLOPS

Radeon HD 7770M

0.691 TFLOPS

Radeon RX Vega M GL

VS

Radeon HD 7770M

Graphics Card

Feb 2018

Release Date

Apr 2012

Vega

Generation

London

Mobile

Type

Mobile

IGP

Bus Interface

PCIe 2.0 x16

Clock Speeds

931 MHz

Base Clock

-

1011 MHz

Boost Clock

-

700 MHz

Memory Clock

1000 MHz

Memory

4GB

Memory Size

1024MB

HBM2

Memory Type

GDDR5

1024bit

Memory Bus

128bit

179.2GB/s

Bandwidth

64.00GB/s

Render Config

-

SM Count

-

20

Compute Units

8

1280

Shading Units

512

80

TMUs

32

ROPs

16

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

1024 KB

L2 Cache

256 KB

Theoretical Performance

32.35 GPixel/s

Pixel Rate

10.80 GPixel/s

80.88 GTexel/s

Texture Rate

21.60 GTexel/s

2.588 TFLOPS

FP16 (half)

-

2.588 TFLOPS

FP32 (float)

691.2 GFLOPS

161.8 GFLOPS

FP64 (double)

43.20 GFLOPS

Graphics Processor

Polaris 22

GPU Name

Chelsea

VegaM XL (D715A714)

GPU Variant

Chelsea XT

GCN 4.0

Architecture

GCN 1.0

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

28 nm

5 billion

Transistors

1.5 billion

208 mm²

Die Size

123 mm²

Board Design

65W

TDP

32W

-

Suggested PSU

-

No outputs

Outputs

No outputs

-

Power Connectors

-

Graphics Features

12 (12_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.1

OpenCL

1.2

Vulkan

1.2

-

CUDA

-

6.4

Shader Model

5.1

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