NVIDIA GeForce 705M vs AMD Radeon E8870

VS

NVIDIA GeForce 705M

AMD Radeon E8870

We compared two Mobile platform GPUs: 1024MB VRAM GeForce 705M and 4GB VRAM Radeon E8870 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 705M 's Advantages

Lower TDP (15W vs 75W)

AMD Radeon E8870 's Advantages

More VRAM (4GB vs 1024GB)

Larger VRAM bandwidth (96.00GB/s vs 14.40GB/s)

720 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 705M

0.142 TFLOPS

Radeon E8870 +981%

1.536 TFLOPS

GeForce 705M

VS

Radeon E8870

Graphics Card

Unknown

Release Date

Sep 2015

GeForce 700M

Generation

Embedded

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

-

900 MHz

Memory Clock

1500 MHz

Memory

1024MB

Memory Size

4GB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

128bit

14.40GB/s

Bandwidth

96.00GB/s

Render Config

-

Compute Units

12

1

SM Count

-

48

Shading Units

768

8

TMUs

48

4

ROPs

16

-

64 KB (per SM)

L1 Cache

16 KB (per CU)

128 KB

L2 Cache

256 KB

-

Theoretical Performance

1.476 GPixel/s

Pixel Rate

16.00 GPixel/s

5.904 GTexel/s

Texture Rate

48.00 GTexel/s

-

141.7 GFLOPS

FP32 (float)

1.536 TFLOPS

11.81 GFLOPS

FP64 (double)

96.00 GFLOPS

Board Design

15W

TDP

75W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

GF119

GPU Name

Saturn

GF119 B1

GPU Variant

Saturn PRO

Fermi 2.0

Architecture

GCN 2.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

0.292 billion

Transistors

2.08 billion

79 mm²

Die Size

160 mm²

Graphics Features

12 (11_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

1.1

OpenCL

2.0

N/A

Vulkan

1.2

2.1

CUDA

-

5.1

Shader Model

6.3

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