AMD Radeon HD 7970M vs AMD Radeon R5 A220

VS

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

Main Differences

AMD Radeon HD 7970M 's Advantages

More VRAM (2GB vs 1GB)

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

1120 additional rendering cores

AMD Radeon R5 A220 's Advantages

Released 1 years and 9 months late

Lower TDP (35W vs 100W)

Score

Benchmark

FP32 (float)

Radeon HD 7970M +777%

2.176 TFLOPS

Radeon R5 A220

0.248 TFLOPS

Radeon HD 7970M

VS

Radeon R5 A220

Graphics Card

Apr 2012

Release Date

Jan 2014

London

Generation

All-In-One

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

1200 MHz

Memory Clock

900 MHz

Memory

2GB

Memory Size

1024MB

GDDR5

Memory Type

DDR3

256bit

Memory Bus

64bit

153.6GB/s

Bandwidth

14.40GB/s

Render Config

-

SM Count

-

20

Compute Units

2

1280

Shading Units

160

80

TMUs

8

32

ROPs

4

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

512 KB

L2 Cache

128 KB

Theoretical Performance

27.20 GPixel/s

Pixel Rate

3.100 GPixel/s

68.00 GTexel/s

Texture Rate

6.200 GTexel/s

-

FP16 (half)

-

2.176 TFLOPS

FP32 (float)

248.0 GFLOPS

136.0 GFLOPS

FP64 (double)

-

Graphics Processor

Wimbledon

GPU Name

Caicos

Wimbledon XT (216-0836036)

GPU Variant

Caicos XT (215-0804070)

GCN 1.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

2.8 billion

Transistors

0.37 billion

212 mm²

Die Size

67 mm²

Board Design

100W

TDP

35W

-

Suggested PSU

-

No outputs

Outputs

1x DVI 1x HDMI 1.3a

None

Power Connectors

None

Graphics Features

12 (11_1)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

1.2

OpenCL

1.2

Vulkan

N/A

-

CUDA

-

5.1

Shader Model

5.0

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