AMD Radeon HD 8670A vs NVIDIA GeForce 705A

VS

AMD Radeon HD 8670A

NVIDIA GeForce 705A

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 8670A and 1024MB VRAM GeForce 705A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 8670A 's Advantages

Larger VRAM bandwidth (16.00GB/s vs 14.40GB/s)

336 additional rendering cores

NVIDIA GeForce 705A 's Advantages

Released 1 years and 5 months late

Lower TDP (15W vs 45W)

Score

Benchmark

FP32 (float)

Radeon HD 8670A +406%

0.461 TFLOPS

GeForce 705A

0.091 TFLOPS

Radeon HD 8670A

VS

GeForce 705A

Graphics Card

Feb 2013

Release Date

Jul 2014

All-In-One

Generation

GeForce 700A

Mobile

Type

Mobile

MXM-A (3.0)

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1000 MHz

Memory Clock

900 MHz

Memory

1024MB

Memory Size

1024MB

DDR3

Memory Type

DDR3

64bit

Memory Bus

64bit

16.00GB/s

Bandwidth

14.40GB/s

Render Config

6

Compute Units

-

SM Count

1

384

Shading Units

48

24

TMUs

8

ROPs

4

-

16 KB (per CU)

L1 Cache

64 KB (per SM)

128 KB

L2 Cache

128 KB

-

Theoretical Performance

4.800 GPixel/s

Pixel Rate

950.0 MPixel/s

14.40 GTexel/s

Texture Rate

3.800 GTexel/s

-

460.8 GFLOPS

FP32 (float)

91.20 GFLOPS

28.80 GFLOPS

FP64 (double)

7.600 GFLOPS

Board Design

45W

TDP

15W

-

No outputs

Outputs

No outputs

-

Graphics Processor

Mars

GPU Name

GF119

Mars XT

GPU Variant

GF119 B1

GCN 1.0

Architecture

Fermi 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

0.95 billion

Transistors

0.292 billion

77 mm²

Die Size

79 mm²

Graphics Features

12 (11_1)

DirectX

12 (11_0)

4.6

OpenGL

4.6

1.2

OpenCL

1.1

1.2

Vulkan

N/A

-

CUDA

2.1

5.1

Shader Model

5.1

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