AMD Radeon E9390 PCIe vs AMD Radeon HD 8670A

VS

AMD Radeon E9390 PCIe

AMD Radeon HD 8670A

We compared two Mobile platform GPUs: 8GB VRAM Radeon E9390 PCIe and 1024MB VRAM Radeon HD 8670A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon E9390 PCIe 's Advantages

Released 6 years and 8 months late

Boost Clock1089MHz

More VRAM (8GB vs 1024GB)

Larger VRAM bandwidth (160.0GB/s vs 16.00GB/s)

1408 additional rendering cores

AMD Radeon HD 8670A 's Advantages

Lower TDP (45W vs 75W)

Score

Benchmark

FP32 (float)

Radeon E9390 PCIe +746%

3.903 TFLOPS

Radeon HD 8670A

0.461 TFLOPS

Radeon E9390 PCIe

VS

Radeon HD 8670A

Graphics Card

Oct 2019

Release Date

Feb 2013

Embedded

Generation

All-In-One

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

MXM-A (3.0)

Clock Speeds

713 MHz

Base Clock

-

1089 MHz

Boost Clock

-

1250 MHz

Memory Clock

1000 MHz

Memory

8GB

Memory Size

1024MB

GDDR5

Memory Type

DDR3

256bit

Memory Bus

64bit

160.0GB/s

Bandwidth

16.00GB/s

Render Config

28

Compute Units

6

-

1792

Shading Units

384

112

TMUs

24

32

ROPs

8

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

128 KB

-

Theoretical Performance

34.85 GPixel/s

Pixel Rate

4.800 GPixel/s

122.0 GTexel/s

Texture Rate

14.40 GTexel/s

3.903 TFLOPS

FP16 (half)

-

3.903 TFLOPS

FP32 (float)

460.8 GFLOPS

243.9 GFLOPS

FP64 (double)

28.80 GFLOPS

Board Design

75W

TDP

45W

-

4x DisplayPort 1.4a

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

Ellesmere

GPU Name

Mars

-

GPU Variant

Mars XT

GCN 4.0

Architecture

GCN 1.0

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

28 nm

5.7 billion

Transistors

0.95 billion

232 mm²

Die Size

77 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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