NVIDIA GeForce GTX 660M vs NVIDIA GeForce 940A

VS

NVIDIA GeForce GTX 660M NVIDIA GeForce 940A

We compared two Mobile platform GPUs: 1024MB VRAM GeForce GTX 660M and 1024MB VRAM GeForce 940A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 660M 's Advantages

Larger VRAM bandwidth (64.00GB/s vs 16.02GB/s)

NVIDIA GeForce 940A 's Advantages

Released 3 years late

Boost Clock has increased by 18% (1124MHz vs 950MHz)

Lower TDP (33W vs 50W)

Score

Benchmark

FP32 (float)

GeForce GTX 660M

0.73 TFLOPS

GeForce 940A +18%

0.863 TFLOPS

GeForce GTX 660M

VS

GeForce 940A

Graphics Card

Mar 2012

Release Date

Mar 2015

GeForce 600M

Generation

GeForce 900A

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 3.0 x8

Clock Speeds

835 MHz

Base Clock

1029 MHz

950 MHz

Boost Clock

1124 MHz

1000 MHz

Memory Clock

1001 MHz

Memory

1024MB

Memory Size

1024MB

GDDR5

Memory Type

DDR3

128bit

Memory Bus

64bit

64.00GB/s

Bandwidth

16.02GB/s

Render Config

-

SM Count

-

Compute Units

-

384

Shading Units

384

32

TMUs

16

ROPs

8

-

Tensor Cores

-

RT Cores

-

16 KB (per SMX)

L1 Cache

64 KB (per SMM)

256 KB

L2 Cache

1024 KB

Theoretical Performance

7.600 GPixel/s

Pixel Rate

8.992 GPixel/s

30.40 GTexel/s

Texture Rate

17.98 GTexel/s

-

FP16 (half)

-

729.6 GFLOPS

FP32 (float)

863.2 GFLOPS

30.40 GFLOPS

FP64 (double)

26.98 GFLOPS

Graphics Processor

GK107

GPU Name

GM108

N13E-GE-A2

GPU Variant

-

Kepler

Architecture

Maxwell

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

1.27 billion

Transistors

Unknown

118 mm²

Die Size

Unknown

Board Design

50W

TDP

33W

-

Suggested PSU

-

No outputs

Outputs

No outputs

-

Power Connectors

-

Graphics Features

12 (11_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.1

Vulkan

1.3

3.0

CUDA

5.0

5.1

Shader Model

5.1

Related GPU Comparisons

1

NVIDIA GeForce GTX 660M vs ATI Mobility Radeon HD 4870 X2

2

NVIDIA GeForce GTX 660M vs ATI Mobility Radeon HD 530v

3

NVIDIA GeForce GTX 660M vs AMD Radeon HD 6570M Mac Edition

4

NVIDIA GeForce GTX 660M vs AMD Radeon E6760 PCIe

5

NVIDIA GeForce GTX 660M vs AMD Radeon Pro WX 7130 Mobile

6

NVIDIA GeForce GTX 660M vs AMD Radeon HD 6630M Mac Edition

7

NVIDIA GeForce GTX 660M vs AMD Radeon R7 M380

8

NVIDIA GeForce GTX 660M vs NVIDIA GeForce 720A

9

NVIDIA GeForce GTX 660M vs NVIDIA GeForce G105M

10

NVIDIA GeForce GTX 660M vs ATI Mobility Radeon HD 565v

Related News

1

Do You Really Know What a "Rendering Engine" Is? Read This Article to Understand All About It

2

New AMD Zen5 Ryzen 9000 Motherboards X870E/X870 to Adopt USB4! But You’ll Have to Wait Two More Months

3

Surpassing RTX 2050! Intel's Next-Gen Integrated Graphics Benchmark Closely Approaches AMD

4

New Benchmarks for AMD Ryzen AI 9 HX 370 Revealed: Single-Core Parity with R9 7945HX3D, Multi-Core Still Lower

5

X3D Performance Beyond Words! AMD Ryzen 7 9700X May Unlock Power Consumption: From 65W to 120W

6

First Benchmark Leak of Intel Core Ultra 7 268V: Single-Core Performance Soars by 20%, Still Lags Behind AMD

7

NVIDIA Grace CPU Benchmark Results Released, Stunning Performance

8

Minisforum Launches UM890 Pro Mini PC with R9 8945HS and Dual USB4 Ports

9

Does the Apple A18 Neural Engine Boast Superior Performance? Computational Power May Surpass M4 Chip

10

AMD's Commitment to Pioneering Each Generation with Cutting-Edge Process Technology and Continuous Innovation in Design, Packaging, and Assembly