AMD Radeon E9550 MXM vs AMD Radeon RX 640 Mobile

VS

AMD Radeon E9550 MXM AMD Radeon RX 640 Mobile

We compared two Mobile platform GPUs: 8GB VRAM Radeon E9550 MXM and 2GB VRAM Radeon RX 640 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon E9550 MXM 's Advantages

Boost Clock has increased by 4% (1266MHz vs 1218MHz)

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (160.0GB/s vs 48.00GB/s)

1664 additional rendering cores

AMD Radeon RX 640 Mobile 's Advantages

Released 2 years and 8 months late

Lower TDP (50W vs 95W)

Score

Benchmark

FP32 (float)

Radeon E9550 MXM +274%

5.834 TFLOPS

Radeon RX 640 Mobile

1.559 TFLOPS

Radeon E9550 MXM

VS

Radeon RX 640 Mobile

Graphics Card

Sep 2016

Release Date

May 2019

Embedded

Generation

Mobility Radeon

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 3.0 x8

Clock Speeds

1120 MHz

Base Clock

1082 MHz

1266 MHz

Boost Clock

1218 MHz

1250 MHz

Memory Clock

1500 MHz

Memory

8GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

64bit

160.0GB/s

Bandwidth

48.00GB/s

Render Config

-

SM Count

-

36

Compute Units

10

2304

Shading Units

640

144

TMUs

40

32

ROPs

16

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

512 KB

Theoretical Performance

40.51 GPixel/s

Pixel Rate

19.49 GPixel/s

182.3 GTexel/s

Texture Rate

48.72 GTexel/s

5.834 TFLOPS

FP16 (half)

1.559 TFLOPS

5.834 TFLOPS

FP32 (float)

1.559 TFLOPS

364.6 GFLOPS

FP64 (double)

97.44 GFLOPS

Graphics Processor

Ellesmere

GPU Name

Polaris 23

Ellesmere XT

GPU Variant

Polaris 23 XT

GCN 4.0

Architecture

GCN 4.0

GlobalFoundries

Foundry

GlobalFoundries

14 nm

Process Size

14 nm

5.7 billion

Transistors

2.2 billion

232 mm²

Die Size

103 mm²

Board Design

95W

TDP

50W

-

Suggested PSU

-

1x HDMI 2.0b 3x DisplayPort 1.4a

Outputs

No outputs

None

Power Connectors

None

Graphics Features

12 (12_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.1

OpenCL

2.1

1.2

Vulkan

1.2

-

CUDA

-

6.4

Shader Model

6.4

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