AMD Radeon RX Vega M GL vs NVIDIA GeForce GTX 660M

VS

AMD Radeon RX Vega M GL

NVIDIA GeForce GTX 660M

We compared two Mobile platform GPUs: 4GB VRAM Radeon RX Vega M GL and 1024MB VRAM GeForce GTX 660M 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 11 months late

Boost Clock has increased by 6% (1011MHz vs 950MHz)

More VRAM (4GB vs 1024GB)

Larger VRAM bandwidth (179.2GB/s vs 64.00GB/s)

896 additional rendering cores

NVIDIA GeForce GTX 660M 's Advantages

Lower TDP (50W vs 65W)

Score

Benchmark

FP32 (float)

Radeon RX Vega M GL +254%

2.588 TFLOPS

GeForce GTX 660M

0.73 TFLOPS

Radeon RX Vega M GL

VS

GeForce GTX 660M

Graphics Card

Feb 2018

Release Date

Mar 2012

Vega

Generation

GeForce 600M

Mobile

Type

Mobile

IGP

Bus Interface

MXM-B (3.0)

Clock Speeds

931 MHz

Base Clock

835 MHz

1011 MHz

Boost Clock

950 MHz

700 MHz

Memory Clock

1000 MHz

Memory

4GB

Memory Size

1024MB

HBM2

Memory Type

GDDR5

1024bit

Memory Bus

128bit

179.2GB/s

Bandwidth

64.00GB/s

Render Config

20

Compute Units

-

1280

Shading Units

384

80

TMUs

32

ROPs

16

-

16 KB (per CU)

L1 Cache

16 KB (per SMX)

1024 KB

L2 Cache

256 KB

-

Theoretical Performance

32.35 GPixel/s

Pixel Rate

7.600 GPixel/s

80.88 GTexel/s

Texture Rate

30.40 GTexel/s

2.588 TFLOPS

FP16 (half)

-

2.588 TFLOPS

FP32 (float)

729.6 GFLOPS

161.8 GFLOPS

FP64 (double)

30.40 GFLOPS

Board Design

65W

TDP

50W

-

No outputs

Outputs

No outputs

-

Graphics Processor

Polaris 22

GPU Name

GK107

VegaM XL (D715A714)

GPU Variant

N13E-GE-A2

GCN 4.0

Architecture

Kepler

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

28 nm

5 billion

Transistors

1.27 billion

208 mm²

Die Size

118 mm²

Graphics Features

12 (12_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.1

OpenCL

3.0

1.2

Vulkan

1.1

-

CUDA

3.0

6.4

Shader Model

5.1

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