AMD Radeon 540X Mobile vs NVIDIA GeForce GTX 660M Mac Edition

VS

AMD Radeon 540X Mobile

NVIDIA GeForce GTX 660M Mac Edition

We compared two Mobile platform GPUs: 2GB VRAM Radeon 540X Mobile and 512MB VRAM GeForce GTX 660M Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon 540X Mobile 's Advantages

Released 5 years and 10 months late

Boost Clock1095MHz

More VRAM (2GB vs 512GB)

128 additional rendering cores

NVIDIA GeForce GTX 660M Mac Edition 's Advantages

Larger VRAM bandwidth (80.00GB/s vs 32.00GB/s)

Score

Benchmark

FP32 (float)

Radeon 540X Mobile +53%

1.121 TFLOPS

GeForce GTX 660M Mac Edition

0.73 TFLOPS

Radeon 540X Mobile

VS

GeForce GTX 660M Mac Edition

Graphics Card

Feb 2019

Release Date

Apr 2013

Mobility Radeon

Generation

GeForce 600M

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

MXM-B (3.0)

Clock Speeds

980 MHz

Base Clock

-

1095 MHz

Boost Clock

-

1000 MHz

Memory Clock

1250 MHz

Memory

2GB

Memory Size

512MB

GDDR5

Memory Type

GDDR5

64bit

Memory Bus

128bit

32.00GB/s

Bandwidth

80.00GB/s

Render Config

8

Compute Units

-

512

Shading Units

384

32

TMUs

32

16

ROPs

16

-

16 KB (per CU)

L1 Cache

16 KB (per SMX)

512 KB

L2 Cache

256 KB

-

Theoretical Performance

17.52 GPixel/s

Pixel Rate

7.600 GPixel/s

35.04 GTexel/s

Texture Rate

30.40 GTexel/s

1121 GFLOPS

FP16 (half)

-

1121 GFLOPS

FP32 (float)

729.6 GFLOPS

70.08 GFLOPS

FP64 (double)

30.40 GFLOPS

Board Design

50W

TDP

50W

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

Lexa

GPU Name

GK107

Lexa PRO (215-0904018)

GPU Variant

-

GCN 4.0

Architecture

Kepler

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

28 nm

2.2 billion

Transistors

1.27 billion

103 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

Related GPU Comparisons

1

AMD Radeon 540X Mobile vs NVIDIA GeForce GT 820M

2

AMD Radeon 540X Mobile vs AMD Radeon HD 7690M

3

AMD Radeon 540X Mobile vs AMD Radeon R5 A255

4

AMD Radeon 540X Mobile vs NVIDIA GeForce GTX 780M

5

AMD Radeon 540X Mobile vs AMD Radeon R9 M385X

6

AMD Radeon 540X Mobile vs NVIDIA GeForce MX570

7

AMD Radeon 540X Mobile vs AMD Radeon R5 A240

8

AMD Radeon 540X Mobile vs AMD Radeon E9172 MXM

9

AMD Radeon 540X Mobile vs NVIDIA GeForce GT 120M Mac Edition

10

AMD Radeon 540X Mobile vs NVIDIA GeForce GT 320M

Related News

1

AMD's Thunderous Strike: Ryzen 9 9950X3D Performance Scores Revealed for the First Time!

2

Continuous Decline in DRAM Memory Prices: Downward Trend Intensifies

3

NVIDIA GB202 Chip Unveiled for the First Time, to be Used in RTX 5090 with 512-bit GDDR7 Memory

4

Strix Halo Integrated Graphics Score Appears on Passmark, Currently Slightly Below RTX 3060 12GB

5

AMD Unveils New RX 9070 XT Graphics Card Performance: Positioned Between RX 7900 GRE and RX 7900 XT

6

Double the Excitement! AMD FSR 4.0 to Launch Alongside RX 9070 XT Graphics Card

7

CPU-Z Minor Update: Support for Intel's Four New Products and New Memory

8

CXMT Reportedly Achieves 80% Yield in DDR5 Production

9

Intel Wildcat Lake Appears on Shipping List with FCBGA1516 Socket, Poised to Replace Alder Lake-N

10

The Commencement of ARM and Qualcomm Licensing Dispute Trial: Potential Major Impact on PC Market