AMD Radeon HD 7970M vs AMD Radeon RX Vega M GL

VS

AMD Radeon HD 7970M AMD Radeon RX Vega M GL

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 7970M and 4GB VRAM Radeon RX Vega M GL to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX Vega M GL 's Advantages

Released 5 years and 10 months late

Boost Clock1011MHz

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (179.2GB/s vs 153.6GB/s)

Lower TDP (65W vs 100W)

Score

Benchmark

FP32 (float)

Radeon HD 7970M

2.176 TFLOPS

Radeon RX Vega M GL +18%

2.588 TFLOPS

Radeon HD 7970M

VS

Radeon RX Vega M GL

Graphics Card

Apr 2012

Release Date

Feb 2018

London

Generation

Vega

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

IGP

Clock Speeds

-

Base Clock

931 MHz

-

Boost Clock

1011 MHz

1200 MHz

Memory Clock

700 MHz

Memory

2GB

Memory Size

4GB

GDDR5

Memory Type

HBM2

256bit

Memory Bus

1024bit

153.6GB/s

Bandwidth

179.2GB/s

Render Config

-

SM Count

-

20

Compute Units

20

1280

Shading Units

1280

80

TMUs

80

32

ROPs

32

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

1024 KB

Theoretical Performance

27.20 GPixel/s

Pixel Rate

32.35 GPixel/s

68.00 GTexel/s

Texture Rate

80.88 GTexel/s

-

FP16 (half)

2.588 TFLOPS

2.176 TFLOPS

FP32 (float)

2.588 TFLOPS

136.0 GFLOPS

FP64 (double)

161.8 GFLOPS

Graphics Processor

Wimbledon

GPU Name

Polaris 22

Wimbledon XT (216-0836036)

GPU Variant

VegaM XL (D715A714)

GCN 1.0

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

28 nm

Process Size

14 nm

2.8 billion

Transistors

5 billion

212 mm²

Die Size

208 mm²

Board Design

100W

TDP

65W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Features

12 (11_1)

DirectX

12 (12_0)

4.6

OpenGL

4.6

1.2

OpenCL

2.1

1.2

Vulkan

1.2

-

CUDA

-

5.1

Shader Model

6.4

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