NVIDIA GeForce GTX 965M vs NVIDIA GeForce GT 645M

VS

NVIDIA GeForce GTX 965M

NVIDIA GeForce GT 645M

We compared two Mobile platform GPUs: 2GB VRAM GeForce GTX 965M and 2GB VRAM GeForce GT 645M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 965M 's Advantages

Released 3 years and 3 months late

Boost Clock1150MHz

Larger VRAM bandwidth (80.19GB/s vs 28.80GB/s)

640 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 965M +332%

2.355 TFLOPS

GeForce GT 645M

0.544 TFLOPS

GeForce GTX 965M

VS

GeForce GT 645M

Graphics Card

Jan 2016

Release Date

Oct 2012

GeForce 900M

Generation

GeForce 600M

Mobile

Type

Mobile

MXM-A (3.0)

Bus Interface

PCIe 3.0 x16

Clock Speeds

935 MHz

Base Clock

-

1150 MHz

Boost Clock

-

1253 MHz

Memory Clock

900 MHz

Memory

2GB

Memory Size

2GB

GDDR5

Memory Type

DDR3

128bit

Memory Bus

128bit

80.19GB/s

Bandwidth

28.80GB/s

Render Config

-

1024

Shading Units

384

64

TMUs

32

ROPs

16

-

48 KB (per SMM)

L1 Cache

16 KB (per SMX)

1024 KB

L2 Cache

256 KB

-

Theoretical Performance

36.80 GPixel/s

Pixel Rate

5.672 GPixel/s

73.60 GTexel/s

Texture Rate

22.69 GTexel/s

-

2.355 TFLOPS

FP32 (float)

544.5 GFLOPS

73.60 GFLOPS

FP64 (double)

22.69 GFLOPS

Board Design

Unknown

TDP

32W

-

Portable Device Dependent

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

GM206S

GPU Name

GK107

N16E-GR-A1

GPU Variant

N13P-GS

Maxwell 2.0

Architecture

Kepler

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

2.94 billion

Transistors

1.27 billion

228 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

5.2

CUDA

3.0

6.7

Shader Model

5.1

Related GPU Comparisons

1

NVIDIA GeForce GTX 965M vs AMD Radeon HD 6630M

2

NVIDIA GeForce GTX 965M vs AMD Radeon 625 Mobile

3

NVIDIA GeForce GTX 965M vs NVIDIA GeForce RTX 4080 Mobile

4

NVIDIA GeForce GTX 965M vs NVIDIA GeForce GTX 1650 Max Q

5

NVIDIA GeForce GTX 965M vs AMD Radeon R5 M420

6

NVIDIA GeForce GTX 965M vs AMD Radeon E9390 PCIe

7

NVIDIA GeForce GTX 965M vs NVIDIA GeForce 930MX

8

NVIDIA GeForce GTX 965M vs NVIDIA GeForce 810A

9

NVIDIA GeForce GTX 965M vs AMD Radeon HD 6350M

10

NVIDIA GeForce GTX 965M vs AMD Radeon HD 6550M

Related News

1

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

2

NVIDIA Allegedly Equips RTX 5080 with 30Gbps Memory Speed, Other Models to Feature 28Gbps

3

Intel Reports High Return Rates for Devices Featuring Snapdragon X Series; Qualcomm Counters with 'Industry Standard' Claim

4

Intel Confirms Panther Lake Adopts 18A Process, ES0 Samples Already Sent to Customers

5

Complete Lineup of Core Ultra 200HX/H/U and Core 200H/U Revealed: 31 Models to Dazzle the Eyes

6

Amechi Unveils V1 Mini PC: Only 0.33L Volume with 150W Power Consumption

7

iPhone 17 Series Set for Major Design Overhaul: Camera Module Transformed into Sleek Strip

8

The Thinnest iPhone Ever! iPhone 17 Air Reportedly Enters Foxconn's NPI Stage

9

Apple Allegedly Cancels M4 Extreme, Originally Planned for Mac Pro with 64-Core CPU and 160-Core GPU

10

Cyberpunk 2077 Update 2.2: Intel Arrow Lake Gaming Performance Soars by 33%!