NVIDIA GeForce 945M
VS
NVIDIA GeForce GT 640M Mac Edition
NVIDIA GeForce 945M
VS
NVIDIA GeForce GT 640M Mac Edition

General info

The main nomenclature characteristics of video cards NVIDIA GeForce 945M and NVIDIA GeForce GT 640M Mac Edition. Pay attention to the position in the performance rating to choose the best one.

488
Place in performance rating
not rated
Maxwell
Architecture
Kepler
GM107
Code name
GK107
Laptop
Type
Desktop
12 March 2015 (6 years ago)
Release date
3 February 2013 (8 years ago)
$163
Price now
$50
4.20
Value for money
no data
GM107
GPU code name
GK107
Laptop
Market segment
Desktop

Technical specs

Choose the best graphics card between NVIDIA GeForce 945M and NVIDIA GeForce GT 640M Mac Edition based on manufacturing process, power consumption, and base frequency and overclocking potential of the GPU.

640
Pipelines
384
928 MHz
Core clock speed
745 MHz
1020 MHz
Boost Clock
no data
1,870 million
Transistor count
1,270 million
28 nm
Manufacturing process technology
28 nm
75 Watt
Power consumption (TDP)
32 Watt
40.80
Texture fill rate
23.84
953.9 gflops
Floating-point performance
572.2 gflops
512
Pipelines / CUDA cores
384
1045 MHz
Boost clock speed
no data
1,870 million
Number of transistors
1,270 million
75 Watt
Thermal design power (TDP)
32 Watt

Compatibility, dimensions and requirements

Additional technical information, does not greatly affect the performance rating when comparing the NVIDIA GeForce 945M and NVIDIA GeForce GT 640M Mac Edition.

MXM-B (3.0)
Interface
PCIe 3.0 x16
None
Supplementary power connectors
no data
medium sized
Laptop size
no data
PCI Express 3.0
Bus support
no data

Memory

Graphics card memory is used to store calculations. Modern software and 3D games require more and faster memory. The higher these parameters, the more productive the chip. The difference in these characteristics NVIDIA GeForce 945M and NVIDIA GeForce GT 640M Mac Edition can be seen in this section.

DDR3
Memory type
GDDR5
4 GB
Maximum RAM amount
512 MB
128 Bit
Memory bus width
64 Bit
2000 MHz
Memory clock speed
5000 MHz
28.8 GB/s
Memory bandwidth
40 GB/s
-
Shared memory
no data

Video outputs and ports

The difference between the interfaces and ports of video cards NVIDIA GeForce 945M and NVIDIA GeForce GT 640M Mac Edition, the size and number of monitors.

No outputs
Display Connectors
No outputs

Technologies

The difference between NVIDIA GeForce 945M and NVIDIA GeForce GT 640M Mac Edition is the additional functionality.

2.0
GPU Boost
no data
+
CUDA
no data
+
GeForce Experience
no data
+
Optimus
no data
+
GameWorks
no data

API support

The difference in supported APIs is NVIDIA GeForce 945M and NVIDIA GeForce GT 640M Mac Edition. Hardware support (API) is not considered in synthetic benchmarks and performance tests.

12 (11_0)
DirectX
12 (11_0)
4.5
OpenGL
4.6
1.1.126
Vulkan
no data
5.1
Shader Model
no data
1.2
OpenCL
no data

Gaming performance

Select form the list the required name to identify gaming performance for NVIDIA GeForce 945M and NVIDIA GeForce GT 640M Mac Edition graphics cards. The result shows how fast the game will run and whether it can be run on this computer. The different monitor resolutions – from low to 4K – are used for testing. Find out is the NVIDIA GeForce 945M or NVIDIA GeForce GT 640M Mac Edition good for gaming.


low
1280x720
med.
1920x1080
high
1920x1080
ultra
1920x1080
QHD
2560x1440
4K
3840x2160
Horizon Zero Dawn (2020) NVIDIA GeForce 945M
NVIDIA GeForce GT 640M Mac Edition
Death Stranding (2020) NVIDIA GeForce 945M
NVIDIA GeForce GT 640M Mac Edition
F1 2020 (2020) NVIDIA GeForce 945M
NVIDIA GeForce GT 640M Mac Edition
Gears Tactics (2020) NVIDIA GeForce 945M
NVIDIA GeForce GT 640M Mac Edition
Doom Eternal (2020) NVIDIA GeForce 945M
NVIDIA GeForce GT 640M Mac Edition
Legend
5 Stutter – Insufficient data. Similar graphics cards stutter, the game is likely to show a low frame rate. There will be some lags.
May Stutter – Insufficient data. Similar graphics cards stutter, the game is likely to show a low frame rate. There will be some lags.
30 Fluent – According to the results of benchmarks the game should run at 25 frames per second (fps)
40 Fluent – According to the results of benchmarks the game should run at 35 frames per second (fps)
60 Fluent – According to the results of benchmarks the game should run at 58 frames per second (fps)
May Run Fluently – Insufficient data. Similar graphics cards show a smooth frame rate, comfortable for the game.
? Uncertain – Graphics cards testing has shown that a slower card can provide a high and stable frame rate for the same operation.
Uncertain – The work of the video card in the game is still being studied. Interpolation among analogs is not possible.
The value depicts the average frame rate. Hovering over the value, you can get individual results.

Advantages of NVIDIA GeForce 945M

10.86% faster in synthetic tests

More pipelines (640 vs 384)

Advantages of NVIDIA GeForce GT 640M Mac Edition

Cheaper ($50 vs $163)

Less power consumption (32 Watt vs 75 Watt)

More maximum RAM amount (512 MB vs 4 GB)

More memory bandwidth (40 GB/s vs 28.8 GB/s)

So, NVIDIA GeForce 945M or NVIDIA GeForce GT 640M Mac Edition?

Judging by the results of synthetic and gaming tests, we recommend NVIDIA GeForce 945M .

NVIDIA GeForce 945M versus NVIDIA GeForce GT 640M Mac Edition performance benchmarks comparison

User rating

0.0 Out of 0 CpusData Score NVIDIA GeForce 945M
0.0 Out of 0 CpusData Score NVIDIA GeForce GT 640M Mac Edition