AMD Radeon HD 8830M vs AMD Radeon E8870

VS

AMD Radeon HD 8830M

AMD Radeon E8870

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 8830M and 4GB VRAM Radeon E8870 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 8830M 's Advantages

Boost Clock625MHz

AMD Radeon E8870 's Advantages

Released 2 years and 5 months late

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (96.00GB/s vs 32.00GB/s)

128 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 8830M

0.8 TFLOPS

Radeon E8870 +92%

1.536 TFLOPS

Radeon HD 8830M

VS

Radeon E8870

Graphics Card

Apr 2013

Release Date

Sep 2015

Solar System

Generation

Embedded

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

575 MHz

Base Clock

-

625 MHz

Boost Clock

-

1000 MHz

Memory Clock

1500 MHz

Memory

2GB

Memory Size

4GB

DDR3

Memory Type

GDDR5

128bit

Memory Bus

128bit

32.00GB/s

Bandwidth

96.00GB/s

Render Config

10

Compute Units

12

-

640

Shading Units

768

40

TMUs

48

16

ROPs

16

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

256 KB

-

Theoretical Performance

10.00 GPixel/s

Pixel Rate

16.00 GPixel/s

25.00 GTexel/s

Texture Rate

48.00 GTexel/s

-

800.0 GFLOPS

FP32 (float)

1.536 TFLOPS

50.00 GFLOPS

FP64 (double)

96.00 GFLOPS

Board Design

Unknown

TDP

75W

-

Portable Device Dependent

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

Venus

GPU Name

Saturn

Venus LE (216-0846030)

GPU Variant

Saturn PRO

GCN 1.0

Architecture

GCN 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

1.5 billion

Transistors

2.08 billion

123 mm²

Die Size

160 mm²

Graphics Features

12 (11_1)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.1 (1.2)

OpenCL

2.0

1.2.170

Vulkan

1.2

-

6.5 (5.1)

Shader Model

6.3

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