AMD Radeon 520 Mobile vs AMD Radeon HD 7850M

VS

AMD Radeon 520 Mobile

AMD Radeon HD 7850M

We compared two Mobile platform GPUs: 2GB VRAM Radeon 520 Mobile and 2GB VRAM Radeon HD 7850M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon 520 Mobile 's Advantages

Released 5 years late

AMD Radeon HD 7850M 's Advantages

Larger VRAM bandwidth (64.00GB/s vs 16.00GB/s)

320 additional rendering cores

Lower TDP (40W vs 50W)

Score

Benchmark

FP32 (float)

Radeon 520 Mobile

0.659 TFLOPS

Radeon HD 7850M +31%

0.864 TFLOPS

Radeon 520 Mobile

VS

Radeon HD 7850M

Graphics Card

Apr 2017

Release Date

Apr 2012

Mobility Radeon

Generation

London

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

1000 MHz

Memory Clock

1000 MHz

Memory

2GB

Memory Size

2GB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

128bit

16.00GB/s

Bandwidth

64.00GB/s

Render Config

5

Compute Units

10

-

320

Shading Units

640

20

TMUs

40

8

ROPs

16

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

128 KB

L2 Cache

256 KB

-

Theoretical Performance

8.240 GPixel/s

Pixel Rate

10.80 GPixel/s

20.60 GTexel/s

Texture Rate

27.00 GTexel/s

-

659.2 GFLOPS

FP32 (float)

864.0 GFLOPS

41.20 GFLOPS

FP64 (double)

54.00 GFLOPS

Board Design

50W

TDP

40W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

Banks

GPU Name

Heathrow

Banks PRO (216-0568010)

GPU Variant

Heathrow PRO

GCN 1.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

0.69 billion

Transistors

1.5 billion

56 mm²

Die Size

123 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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