NVIDIA GeForce GTX 460M vs NVIDIA GeForce GT 640M Mac Edition

VS

NVIDIA GeForce GTX 460M NVIDIA GeForce GT 640M Mac Edition

We compared two Mobile platform GPUs: 1536MB VRAM GeForce GTX 460M 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 GTX 460M 's Advantages

More VRAM (1536GB vs 512GB)

Larger VRAM bandwidth (60.00GB/s vs 40.00GB/s)

NVIDIA GeForce GT 640M Mac Edition 's Advantages

Released 2 years and 5 months late

192 additional rendering cores

Lower TDP (32W vs 50W)

Score

Benchmark

FP32 (float)

GeForce GTX 460M

0.518 TFLOPS

GeForce GT 640M Mac Edition +10%

0.572 TFLOPS

GeForce GTX 460M

VS

GeForce GT 640M Mac Edition

Graphics Card

Sep 2010

Release Date

Feb 2013

GeForce 400M

Generation

GeForce 600M

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

625 MHz

Memory Clock

1250 MHz

Memory

1536MB

Memory Size

512MB

GDDR5

Memory Type

GDDR5

192bit

Memory Bus

64bit

60.00GB/s

Bandwidth

40.00GB/s

Render Config

4

SM Count

-

Compute Units

-

192

Shading Units

384

32

TMUs

32

24

ROPs

8

-

Tensor Cores

-

RT Cores

-

64 KB (per SM)

L1 Cache

16 KB (per SMX)

384 KB

L2 Cache

128 KB

Theoretical Performance

5.400 GPixel/s

Pixel Rate

5.960 GPixel/s

21.60 GTexel/s

Texture Rate

23.84 GTexel/s

-

FP16 (half)

-

518.4 GFLOPS

FP32 (float)

572.2 GFLOPS

43.20 GFLOPS

FP64 (double)

23.84 GFLOPS

Graphics Processor

GF106

GPU Name

GK107

N11E-GS-A1

GPU Variant

N13P-GS

Fermi

Architecture

Kepler

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

1.17 billion

Transistors

1.27 billion

238 mm²

Die Size

118 mm²

Board Design

50W

TDP

32W

-

Suggested PSU

-

No outputs

Outputs

No outputs

-

Power Connectors

-

Graphics Features

12 (11_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

1.1

OpenCL

3.0

N/A

Vulkan

1.1

2.1

CUDA

3.0

5.1

Shader Model

5.1

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