NVIDIA GeForce 820M vs AMD Radeon E9550 MXM

VS

NVIDIA GeForce 820M

AMD Radeon E9550 MXM

We compared two Mobile platform GPUs: 2GB VRAM GeForce 820M and 8GB VRAM Radeon E9550 MXM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 820M 's Advantages

Lower TDP (45W vs 95W)

AMD Radeon E9550 MXM 's Advantages

Released 1 years and 6 months late

Boost Clock1266MHz

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (160.0GB/s vs 28.83GB/s)

1920 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 820M

0.622 TFLOPS

Radeon E9550 MXM +837%

5.834 TFLOPS

GeForce 820M

VS

Radeon E9550 MXM

Graphics Card

Mar 2015

Release Date

Sep 2016

GeForce 800M

Generation

Embedded

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

-

Base Clock

1120 MHz

-

Boost Clock

1266 MHz

901 MHz

Memory Clock

1250 MHz

Memory

2GB

Memory Size

8GB

DDR3

Memory Type

GDDR5

128bit

Memory Bus

256bit

28.83GB/s

Bandwidth

160.0GB/s

Render Config

-

Compute Units

36

-

384

Shading Units

2304

32

TMUs

144

16

ROPs

32

-

16 KB (per SMX)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

2 MB

-

Theoretical Performance

6.480 GPixel/s

Pixel Rate

40.51 GPixel/s

25.92 GTexel/s

Texture Rate

182.3 GTexel/s

-

FP16 (half)

5.834 TFLOPS

622.1 GFLOPS

FP32 (float)

5.834 TFLOPS

25.92 GFLOPS

FP64 (double)

364.6 GFLOPS

Board Design

45W

TDP

95W

-

No outputs

Outputs

1x HDMI 2.0b 3x DisplayPort 1.4a

-

Power Connectors

None

Graphics Processor

GK107

GPU Name

Ellesmere

-

GPU Variant

Ellesmere XT

Kepler

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

28 nm

Process Size

14 nm

1.27 billion

Transistors

5.7 billion

118 mm²

Die Size

232 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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