NVIDIA GeForce GT 650M Mac Edition vs AMD Radeon E9171 MCM

VS

NVIDIA GeForce GT 650M Mac Edition

AMD Radeon E9171 MCM

We compared two Mobile platform GPUs: 512MB VRAM GeForce GT 650M Mac Edition and 4GB VRAM Radeon E9171 MCM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon E9171 MCM 's Advantages

Released 5 years and 3 months late

Boost Clock1219MHz

More VRAM (4GB vs 512GB)

Larger VRAM bandwidth (96.00GB/s vs 80.26GB/s)

128 additional rendering cores

Lower TDP (40W vs 45W)

Score

Benchmark

FP32 (float)

GeForce GT 650M Mac Edition

0.691 TFLOPS

Radeon E9171 MCM +80%

1.248 TFLOPS

GeForce GT 650M Mac Edition

VS

Radeon E9171 MCM

Graphics Card

Jul 2012

Release Date

Oct 2017

GeForce 600M

Generation

Embedded

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

1124 MHz

-

Boost Clock

1219 MHz

1254 MHz

Memory Clock

1500 MHz

Memory

512MB

Memory Size

4GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

128bit

80.26GB/s

Bandwidth

96.00GB/s

Render Config

-

Compute Units

8

-

384

Shading Units

512

32

TMUs

32

16

ROPs

16

-

16 KB (per SMX)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

512 KB

-

Theoretical Performance

7.200 GPixel/s

Pixel Rate

19.50 GPixel/s

28.80 GTexel/s

Texture Rate

39.01 GTexel/s

-

FP16 (half)

1248 GFLOPS

691.2 GFLOPS

FP32 (float)

1248 GFLOPS

28.80 GFLOPS

FP64 (double)

78.02 GFLOPS

Board Design

45W

TDP

40W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

GK107

GPU Name

Lexa

N13P-GT-W-A2

GPU Variant

Lexa MCM Pro

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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