AMD Radeon E9171 MCM vs AMD Radeon HD 8770M

VS

AMD Radeon E9171 MCM AMD Radeon HD 8770M

We compared two Mobile platform GPUs: 4GB VRAM Radeon E9171 MCM 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 E9171 MCM 's Advantages

Released 4 years and 6 months late

Boost Clock has increased by 48% (1219MHz vs 825MHz)

More VRAM (4GB vs 2GB)

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

128 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon E9171 MCM +97%

1.248 TFLOPS

Radeon HD 8770M

0.633 TFLOPS

Radeon E9171 MCM

VS

Radeon HD 8770M

Graphics Card

Oct 2017

Release Date

Apr 2013

Embedded

Generation

Solar System

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x8

Clock Speeds

1124 MHz

Base Clock

775 MHz

1219 MHz

Boost Clock

825 MHz

1500 MHz

Memory Clock

1125 MHz

Memory

4GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

128bit

96.00GB/s

Bandwidth

72.00GB/s

Render Config

-

SM Count

-

8

Compute Units

6

512

Shading Units

384

32

TMUs

24

16

ROPs

8

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

256 KB

Theoretical Performance

19.50 GPixel/s

Pixel Rate

6.600 GPixel/s

39.01 GTexel/s

Texture Rate

19.80 GTexel/s

1248 GFLOPS

FP16 (half)

-

1248 GFLOPS

FP32 (float)

633.6 GFLOPS

78.02 GFLOPS

FP64 (double)

39.60 GFLOPS

Graphics Processor

Lexa

GPU Name

Mars

Lexa MCM Pro

GPU Variant

Mars S3 XT (216-0842018)

GCN 4.0

Architecture

GCN 1.0

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

28 nm

2.2 billion

Transistors

0.95 billion

103 mm²

Die Size

77 mm²

Board Design

40W

TDP

Unknown

-

Suggested PSU

-

No outputs

Outputs

Portable Device Dependent

None

Power Connectors

-

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

-

CUDA

-

6.4

Shader Model

6.5 (5.1)

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