NVIDIA GeForce GT 650M vs AMD Radeon 550X Mobile

VS

NVIDIA GeForce GT 650M

AMD Radeon 550X Mobile

We compared two Mobile platform GPUs: 1024MB VRAM GeForce GT 650M and 4GB VRAM Radeon 550X Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 650M 's Advantages

Lower TDP (45W vs 50W)

AMD Radeon 550X Mobile 's Advantages

Released 6 years and 1 months late

Boost Clock has increased by 35% (1287MHz vs 950MHz)

More VRAM (4GB vs 1024GB)

Larger VRAM bandwidth (48.00GB/s vs 28.80GB/s)

256 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GT 650M

0.73 TFLOPS

Radeon 550X Mobile +125%

1.647 TFLOPS

GeForce GT 650M

VS

Radeon 550X Mobile

Graphics Card

Mar 2012

Release Date

Apr 2018

GeForce 600M

Generation

Mobility Radeon

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

835 MHz

Base Clock

1100 MHz

950 MHz

Boost Clock

1287 MHz

900 MHz

Memory Clock

1500 MHz

Memory

1024MB

Memory Size

4GB

DDR3

Memory Type

GDDR5

128bit

Memory Bus

64bit

28.80GB/s

Bandwidth

48.00GB/s

Render Config

-

Compute Units

10

-

384

Shading Units

640

32

TMUs

40

16

ROPs

16

-

16 KB (per SMX)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

256 KB

-

Theoretical Performance

7.600 GPixel/s

Pixel Rate

20.59 GPixel/s

30.40 GTexel/s

Texture Rate

51.48 GTexel/s

-

FP16 (half)

1.647 TFLOPS

729.6 GFLOPS

FP32 (float)

1.647 TFLOPS

30.40 GFLOPS

FP64 (double)

103.0 GFLOPS

Board Design

45W

TDP

50W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

GK107

GPU Name

Polaris 23

N13P-GT-A2

GPU Variant

Polaris 23 MXT

Kepler

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

28 nm

Process Size

14 nm

1.27 billion

Transistors

2.2 billion

118 mm²

Die Size

103 mm²

Graphics Features

12 (11_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

3.0

OpenCL

2.1

1.1

Vulkan

1.2

3.0

CUDA

-

5.1

Shader Model

6.4

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