AMD Radeon R5 A220 vs AMD Radeon HD 7970M

VS

AMD Radeon R5 A220

AMD Radeon HD 7970M

We compared two Mobile platform GPUs: 1024MB VRAM Radeon R5 A220 and 2GB VRAM Radeon HD 7970M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R5 A220 's Advantages

Released 1 years and 9 months late

Lower TDP (35W vs 100W)

AMD Radeon HD 7970M 's Advantages

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (153.6GB/s vs 14.40GB/s)

1120 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R5 A220

0.248 TFLOPS

Radeon HD 7970M +777%

2.176 TFLOPS

Radeon R5 A220

VS

Radeon HD 7970M

Graphics Card

Jan 2014

Release Date

Apr 2012

All-In-One

Generation

London

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

-

900 MHz

Memory Clock

1200 MHz

Memory

1024MB

Memory Size

2GB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

256bit

14.40GB/s

Bandwidth

153.6GB/s

Render Config

2

Compute Units

20

-

160

Shading Units

1280

8

TMUs

80

4

ROPs

32

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

128 KB

L2 Cache

512 KB

-

Theoretical Performance

3.100 GPixel/s

Pixel Rate

27.20 GPixel/s

6.200 GTexel/s

Texture Rate

68.00 GTexel/s

-

248.0 GFLOPS

FP32 (float)

2.176 TFLOPS

-

FP64 (double)

136.0 GFLOPS

Board Design

35W

TDP

100W

-

1x DVI 1x HDMI 1.3a

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

Caicos

GPU Name

Wimbledon

Caicos XT (215-0804070)

GPU Variant

Wimbledon XT (216-0836036)

TeraScale 2

Architecture

GCN 1.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

0.37 billion

Transistors

2.8 billion

67 mm²

Die Size

212 mm²

Graphics Features

11.2 (11_0)

DirectX

12 (11_1)

4.4

OpenGL

4.6

1.2

OpenCL

1.2

N/A

Vulkan

1.2

-

5.0

Shader Model

5.1

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