AMD Radeon E9174 MXM vs NVIDIA GeForce GT 640M Mac Edition

VS

AMD Radeon E9174 MXM NVIDIA GeForce GT 640M Mac Edition

We compared two Mobile platform GPUs: 4GB VRAM Radeon E9174 MXM 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

AMD Radeon E9174 MXM 's Advantages

Released 4 years and 8 months late

Boost Clock1219MHz

Larger VRAM bandwidth (96.00GB/s vs 40.00GB/s)

128 additional rendering cores

NVIDIA GeForce GT 640M Mac Edition 's Advantages

Lower TDP (32W vs 50W)

Score

Benchmark

FP32 (float)

Radeon E9174 MXM +118%

1.248 TFLOPS

GeForce GT 640M Mac Edition

0.572 TFLOPS

Radeon E9174 MXM

VS

GeForce GT 640M Mac Edition

Graphics Card

Oct 2017

Release Date

Feb 2013

Embedded

Generation

GeForce 600M

Mobile

Type

Mobile

MXM-A (3.0)

Bus Interface

PCIe 3.0 x16

Clock Speeds

1124 MHz

Base Clock

-

1219 MHz

Boost Clock

-

1500 MHz

Memory Clock

1250 MHz

Memory

4GB

Memory Size

512MB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

64bit

96.00GB/s

Bandwidth

40.00GB/s

Render Config

-

SM Count

-

8

Compute Units

-

512

Shading Units

384

32

TMUs

32

16

ROPs

8

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per SMX)

512 KB

L2 Cache

128 KB

Theoretical Performance

19.50 GPixel/s

Pixel Rate

5.960 GPixel/s

39.01 GTexel/s

Texture Rate

23.84 GTexel/s

1248 GFLOPS

FP16 (half)

-

1248 GFLOPS

FP32 (float)

572.2 GFLOPS

78.02 GFLOPS

FP64 (double)

23.84 GFLOPS

Graphics Processor

Lexa

GPU Name

GK107

E9170

GPU Variant

N13P-GS

GCN 4.0

Architecture

Kepler

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

28 nm

2.2 billion

Transistors

1.27 billion

103 mm²

Die Size

118 mm²

Board Design

50W

TDP

32W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Features

12 (12_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.1

OpenCL

3.0

1.2

Vulkan

1.1

-

CUDA

3.0

6.4

Shader Model

5.1

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