NVIDIA GeForce MX250 vs NVIDIA GeForce GT 640M Mac Edition

VS

NVIDIA GeForce MX250

NVIDIA GeForce GT 640M Mac Edition

We compared two Mobile platform GPUs: 2GB VRAM GeForce MX250 and 512MB VRAM GeForce GT 640M Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce MX250 's Advantages

Boost Clock1038MHz

More VRAM (2GB vs 512GB)

Larger VRAM bandwidth (48.06GB/s vs 40.00GB/s)

Lower TDP (10W vs 32W)

Score

Benchmark

FP32 (float)

GeForce MX250 +39%

0.797 TFLOPS

GeForce GT 640M Mac Edition

0.572 TFLOPS

GeForce MX250

VS

GeForce GT 640M Mac Edition

Graphics Card

Unknown

Release Date

Feb 2013

GeForce MX

Generation

GeForce 600M

Mobile

Type

Mobile

PCIe 3.0 x4

Bus Interface

PCIe 3.0 x16

Clock Speeds

937 MHz

Base Clock

-

1038 MHz

Boost Clock

-

1502 MHz

Memory Clock

1250 MHz

Memory

2GB

Memory Size

512MB

GDDR5

Memory Type

GDDR5

64bit

Memory Bus

64bit

48.06GB/s

Bandwidth

40.00GB/s

Render Config

-

3

SM Count

-

384

Shading Units

384

24

TMUs

32

16

ROPs

8

-

48 KB (per SM)

L1 Cache

16 KB (per SMX)

512 KB

L2 Cache

128 KB

-

Theoretical Performance

16.61 GPixel/s

Pixel Rate

5.960 GPixel/s

24.91 GTexel/s

Texture Rate

23.84 GTexel/s

12.46 GFLOPS

FP16 (half)

-

797.2 GFLOPS

FP32 (float)

572.2 GFLOPS

24.91 GFLOPS

FP64 (double)

23.84 GFLOPS

Board Design

10W

TDP

32W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

GP108B

GPU Name

GK107

-

GPU Variant

N13P-GS

Pascal

Architecture

Kepler

Samsung

Foundry

TSMC

14 nm

Process Size

28 nm

1.8 billion

Transistors

1.27 billion

74 mm²

Die Size

118 mm²

Graphics Features

12 (12_1)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.3

Vulkan

1.1

6.1

CUDA

3.0

6.4

Shader Model

5.1

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