AMD Radeon E9173 PCIe vs AMD Radeon HD 7770M

VS

AMD Radeon E9173 PCIe

AMD Radeon HD 7770M

We compared two Mobile platform GPUs: 2GB VRAM Radeon E9173 PCIe 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 E9173 PCIe 's Advantages

Released 5 years and 6 months late

Boost Clock1219MHz

More VRAM (2GB vs 1024GB)

AMD Radeon HD 7770M 's Advantages

Larger VRAM bandwidth (64.00GB/s vs 48.00GB/s)

Lower TDP (32W vs 35W)

Score

Benchmark

FP32 (float)

Radeon E9173 PCIe +80%

1.248 TFLOPS

Radeon HD 7770M

0.691 TFLOPS

Radeon E9173 PCIe

VS

Radeon HD 7770M

Graphics Card

Oct 2017

Release Date

Apr 2012

Embedded

Generation

London

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 2.0 x16

Clock Speeds

1124 MHz

Base Clock

-

1219 MHz

Boost Clock

-

1500 MHz

Memory Clock

1000 MHz

Memory

2GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

64bit

Memory Bus

128bit

48.00GB/s

Bandwidth

64.00GB/s

Render Config

8

Compute Units

8

-

512

Shading Units

512

32

TMUs

32

16

ROPs

16

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

256 KB

-

Theoretical Performance

19.50 GPixel/s

Pixel Rate

10.80 GPixel/s

39.01 GTexel/s

Texture Rate

21.60 GTexel/s

1248 GFLOPS

FP16 (half)

-

1248 GFLOPS

FP32 (float)

691.2 GFLOPS

78.02 GFLOPS

FP64 (double)

43.20 GFLOPS

Board Design

35W

TDP

32W

-

1x DisplayPort 1.4a 2x mini-DisplayPort 1.4a

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

Lexa

GPU Name

Chelsea

E9170

GPU Variant

Chelsea XT

GCN 4.0

Architecture

GCN 1.0

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

28 nm

2.2 billion

Transistors

1.5 billion

103 mm²

Die Size

123 mm²

Graphics Features

12 (12_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.1

OpenCL

1.2

Vulkan

1.2

-

6.4

Shader Model

5.1

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