AMD Radeon HD 8550M vs NVIDIA GeForce 840M

VS

AMD Radeon HD 8550M

NVIDIA GeForce 840M

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 8550M and 2GB VRAM GeForce 840M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 840M 's Advantages

Boost Clock has increased by 32% (1124MHz vs 850MHz)

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (16.02GB/s vs 14.40GB/s)

64 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 8550M

0.544 TFLOPS

GeForce 840M +58%

0.863 TFLOPS

Radeon HD 8550M

VS

GeForce 840M

Graphics Card

Jul 2014

Release Date

Mar 2014

Solar System

Generation

GeForce 800M

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x8

Clock Speeds

650 MHz

Base Clock

1029 MHz

850 MHz

Boost Clock

1124 MHz

900 MHz

Memory Clock

1001 MHz

Memory

1024MB

Memory Size

2GB

DDR3

Memory Type

DDR3

64bit

Memory Bus

64bit

14.40GB/s

Bandwidth

16.02GB/s

Render Config

5

Compute Units

-

320

Shading Units

384

20

TMUs

16

8

ROPs

8

-

16 KB (per CU)

L1 Cache

64 KB (per SMM)

128 KB

L2 Cache

1024 KB

-

Theoretical Performance

6.800 GPixel/s

Pixel Rate

8.992 GPixel/s

17.00 GTexel/s

Texture Rate

17.98 GTexel/s

-

544.0 GFLOPS

FP32 (float)

863.2 GFLOPS

34.00 GFLOPS

FP64 (double)

26.98 GFLOPS

Board Design

Unknown

TDP

33W

-

Portable Device Dependent

Outputs

No outputs

-

Graphics Processor

Sun

GPU Name

GM108

Sun S3 LE (216-0841036)

GPU Variant

N15S-GT

GCN 1.0

Architecture

Maxwell

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

0.69 billion

Transistors

Unknown

56 mm²

Die Size

Unknown

Graphics Features

12 (11_1)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.1 (1.2)

OpenCL

3.0

1.2.170

Vulkan

1.3

-

CUDA

5.0

6.5 (5.1)

Shader Model

5.1

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