AMD Radeon HD 8970M vs AMD Radeon 520 Mobile

VS

AMD Radeon HD 8970M

AMD Radeon 520 Mobile

We compared two Mobile platform GPUs: 4GB VRAM Radeon HD 8970M and 2GB VRAM Radeon 520 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 8970M 's Advantages

Boost Clock900MHz

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (153.6GB/s vs 16.00GB/s)

960 additional rendering cores

AMD Radeon 520 Mobile 's Advantages

Released 3 years and 11 months late

Lower TDP (50W vs 100W)

Score

Benchmark

FP32 (float)

Radeon HD 8970M +249%

2.304 TFLOPS

Radeon 520 Mobile

0.659 TFLOPS

Radeon HD 8970M

VS

Radeon 520 Mobile

Graphics Card

May 2013

Release Date

Apr 2017

Solar System

Generation

Mobility Radeon

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

850 MHz

Base Clock

-

900 MHz

Boost Clock

-

1200 MHz

Memory Clock

1000 MHz

Memory

4GB

Memory Size

2GB

GDDR5

Memory Type

DDR3

256bit

Memory Bus

64bit

153.6GB/s

Bandwidth

16.00GB/s

Render Config

20

Compute Units

5

-

1280

Shading Units

320

80

TMUs

20

32

ROPs

8

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

128 KB

-

Theoretical Performance

28.80 GPixel/s

Pixel Rate

8.240 GPixel/s

72.00 GTexel/s

Texture Rate

20.60 GTexel/s

-

2.304 TFLOPS

FP32 (float)

659.2 GFLOPS

144.0 GFLOPS

FP64 (double)

41.20 GFLOPS

Board Design

100W

TDP

50W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

Neptune

GPU Name

Banks

Neptune XT (216-0847000)

GPU Variant

Banks PRO (216-0568010)

GCN 1.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

2.8 billion

Transistors

0.69 billion

212 mm²

Die Size

56 mm²

Graphics Features

12 (11_1)

DirectX

12 (11_1)

4.6

OpenGL

4.6

1.2

OpenCL

1.2

Vulkan

1.2

-

5.1

Shader Model

5.1

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