NVIDIA GeForce GTX 850A vs AMD Radeon E9550 MXM

VS

NVIDIA GeForce GTX 850A AMD Radeon E9550 MXM

We compared two Mobile platform GPUs: 2GB VRAM GeForce GTX 850A 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 GTX 850A 's Advantages

Lower TDP (45W vs 95W)

AMD Radeon E9550 MXM 's Advantages

Released 2 years and 6 months late

Boost Clock has increased by 35% (1266MHz vs 936MHz)

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (160.0GB/s vs 28.80GB/s)

1664 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 850A

1.198 TFLOPS

Radeon E9550 MXM +386%

5.834 TFLOPS

GeForce GTX 850A

VS

Radeon E9550 MXM

Graphics Card

Mar 2014

Release Date

Sep 2016

GeForce 800A

Generation

Embedded

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

902 MHz

Base Clock

1120 MHz

936 MHz

Boost Clock

1266 MHz

900 MHz

Memory Clock

1250 MHz

Memory

2GB

Memory Size

8GB

DDR3

Memory Type

GDDR5

128bit

Memory Bus

256bit

28.80GB/s

Bandwidth

160.0GB/s

Render Config

-

SM Count

-

Compute Units

36

640

Shading Units

2304

40

TMUs

144

16

ROPs

32

-

Tensor Cores

-

RT Cores

-

64 KB (per SMM)

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

2 MB

Theoretical Performance

14.98 GPixel/s

Pixel Rate

40.51 GPixel/s

37.44 GTexel/s

Texture Rate

182.3 GTexel/s

-

FP16 (half)

5.834 TFLOPS

1198 GFLOPS

FP32 (float)

5.834 TFLOPS

37.44 GFLOPS

FP64 (double)

364.6 GFLOPS

Graphics Processor

GM107

GPU Name

Ellesmere

N15P-GT-A1

GPU Variant

Ellesmere XT

Maxwell

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

28 nm

Process Size

14 nm

1.87 billion

Transistors

5.7 billion

148 mm²

Die Size

232 mm²

Board Design

45W

TDP

95W

-

Suggested PSU

-

No outputs

Outputs

1x HDMI 2.0b 3x DisplayPort 1.4a

-

Power Connectors

None

Graphics Features

12 (11_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

3.0

OpenCL

2.1

1.3

Vulkan

1.2

5.0

CUDA

-

5.1

Shader Model

6.4

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