AMD Radeon HD 8770M vs AMD Radeon RX 540X Mobile

VS

AMD Radeon HD 8770M

AMD Radeon RX 540X Mobile

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 8770M and 2GB VRAM Radeon RX 540X Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 540X Mobile 's Advantages

Released 5 years late

Boost Clock has increased by 47% (1211MHz vs 825MHz)

Larger VRAM bandwidth (96.00GB/s vs 72.00GB/s)

128 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 8770M

0.633 TFLOPS

Radeon RX 540X Mobile +95%

1.24 TFLOPS

Radeon HD 8770M

VS

Radeon RX 540X Mobile

Graphics Card

Apr 2013

Release Date

Apr 2018

Solar System

Generation

Mobility Radeon

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x8

Clock Speeds

775 MHz

Base Clock

1124 MHz

825 MHz

Boost Clock

1211 MHz

1125 MHz

Memory Clock

1500 MHz

Memory

2GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

128bit

72.00GB/s

Bandwidth

96.00GB/s

Render Config

6

Compute Units

8

-

384

Shading Units

512

24

TMUs

32

8

ROPs

16

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

512 KB

-

Theoretical Performance

6.600 GPixel/s

Pixel Rate

19.38 GPixel/s

19.80 GTexel/s

Texture Rate

38.75 GTexel/s

-

FP16 (half)

1240 GFLOPS

633.6 GFLOPS

FP32 (float)

1240 GFLOPS

39.60 GFLOPS

FP64 (double)

77.50 GFLOPS

Board Design

Unknown

TDP

50W

-

Portable Device Dependent

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

Mars

GPU Name

Polaris 23

Mars S3 XT (216-0842018)

GPU Variant

Polaris 23 MXL

GCN 1.0

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

28 nm

Process Size

14 nm

0.95 billion

Transistors

2.2 billion

77 mm²

Die Size

103 mm²

Graphics Features

12 (11_1)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.1 (1.2)

OpenCL

2.1

1.2.170

Vulkan

1.2

-

6.5 (5.1)

Shader Model

6.4

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