AMD Radeon E8860 vs AMD Radeon HD 8670A

VS

AMD Radeon E8860

AMD Radeon HD 8670A

We compared two Mobile platform GPUs: 2GB VRAM Radeon E8860 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 E8860 's Advantages

Released 11 months late

Boost Clock625MHz

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (72.00GB/s vs 16.00GB/s)

256 additional rendering cores

Lower TDP (37W vs 45W)

Score

Benchmark

FP32 (float)

Radeon E8860 +73%

0.8 TFLOPS

Radeon HD 8670A

0.461 TFLOPS

Radeon E8860

VS

Radeon HD 8670A

Graphics Card

Jan 2014

Release Date

Feb 2013

Embedded

Generation

All-In-One

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

MXM-A (3.0)

Clock Speeds

575 MHz

Base Clock

-

625 MHz

Boost Clock

-

1125 MHz

Memory Clock

1000 MHz

Memory

2GB

Memory Size

1024MB

GDDR5

Memory Type

DDR3

128bit

Memory Bus

64bit

72.00GB/s

Bandwidth

16.00GB/s

Render Config

10

Compute Units

6

-

640

Shading Units

384

40

TMUs

24

16

ROPs

8

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

128 KB

-

Theoretical Performance

10.00 GPixel/s

Pixel Rate

4.800 GPixel/s

25.00 GTexel/s

Texture Rate

14.40 GTexel/s

-

800.0 GFLOPS

FP32 (float)

460.8 GFLOPS

50.00 GFLOPS

FP64 (double)

28.80 GFLOPS

Board Design

37W

TDP

45W

-

1x VGA

Outputs

No outputs

1x 6-pin + 1x 8-pin

Power Connectors

-

Graphics Processor

Venus

GPU Name

Mars

Venus MCM

GPU Variant

Mars XT

GCN 1.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

1.5 billion

Transistors

0.95 billion

123 mm²

Die Size

77 mm²

Graphics Features

12 (11_1)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.1 (1.2)

OpenCL

1.2

1.2.170

Vulkan

1.2

-

6.5 (5.1)

Shader Model

5.1

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